乙酰乙酸甲酯 methyl acetoacetate
butanoic acid, 3-氧- 3-oxo-, 甲酯 methyl ester

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    a0650乙酰乙酸甲酯> 99.0%(gc) A0650 Methyl Acetoacetate >99.0%(GC)
Name:3-氧代丁酸甲酯 methyl 3-oxobutanoate
CAS号 CAS Number: 105-45-3Picture of molecule3D/INCHI
echa ECHA einecs EINECS - REACH 预注册 Pre-Reg:203-299-8
FDA UNII:CW4I82QAX1
nikkaji网站 Nikkaji Web:J45.957G
贝尔斯坦数 Beilstein Number:0506727
MDL :mfcd00008784 MFCD00008784
分子量 Molecular Weight:116.11636000
式 Formula:c5 h8 o3 C5 H8 O3
核磁共振预测器 NMR Predictor:预测(适用于Chrome或Firefox) Predict (works with chrome or firefox)
Category:cosmetic, flavor and fragrance agents
 
美国 US/欧盟 EU/ fda / jecfa / fema / Flavis / 文献 Scholar /专利 Patent :
谷歌学术 Google Scholar:搜索 Search
谷歌书 Google Books:搜索 Search
谷歌学术 Google Scholar: with word "volatile"搜索 Search
谷歌学术 Google Scholar: with word "flavor"搜索 Search
谷歌学术 Google Scholar: with word "odor"搜索 Search
调香师和调味师 Perfumer and Flavorist:搜索 Search
谷歌专利 Google Patents:搜索 Search
美国专利 US Patents:搜索 Search
欧盟专利 EU Patents:搜索 Search
pubchem专利 Pubchem Patents:搜索 Search
已发布 PubMed:搜索 Search
NCBI:搜索 Search
Flavis号码 FLAVIS Number:09.634(旧) 09.634 (Old)
dg sante食品调味料 DG SANTE Food Flavourings:09.634乙酰乙酸甲酯 09.634 methyl acetoacetate
 
物理性质 Physical Properties:
出现 Appearance:无色透明液体(est) colorless clear liquid (est)
化验 Assay: 95.00至100.00 95.00 to 100.00
食品化学品法典列表 Food Chemicals Codex Listed: No
比重 Specific Gravity:1.07300 to 1.07900 @ 25.00 °C.
磅每加仑-(est)。 Pounds per Gallon - (est).: 8.928 to 8.978
折光率 Refractive Index:1.41500 to 1.42100 @ 20.00 °C.
熔点 Melting Point: -80.00 °C. @ 760.00 mm 汞 Hg
沸点 Boiling Point: 169.00 °C. @ 760.00 mm 汞 Hg
蒸汽压力 Vapor Pressure:1.543000 毫米汞柱 mm汞 Hg @ 25.00 °C. (est)
闪点 Flash Point: 150.00 °F. tcc TCC ( 65.56 °C. )
logp(o / w) logP (o/w): 0.185(est) 0.185 (est)
溶于 Soluble in:
 alcohol
 水 water, 25°C(4.06e + 005 mg / l)(est) 4.06e+005 mg/L @ 25 °C (est)
不溶于 Insoluble in:
 水 water
类似物品 Similar Items:note
乙酰乙酸戊酯 amyl acetoacetate
乙酰乙酸异戊酯 isoamyl acetoacetate
对茴香酸乙酰乙酸酯 para-anisyl acetoacetate
乙酰乙酸苄酯 benzyl acetoacetate
佛手柑乙酰乙酸酯 bergamot acetoacetate
乙酰乙酸丁酯 butyl acetoacetate
乙酰乙酸异丁酯 isobutyl acetoacetate
乙酰乙酸肉桂酯 cinnamyl acetoacetate
乙酰乙酸环己酯 cyclohexyl acetoacetate
乙酰乙酸十二烷基酯 dodecyl acetoacetate
2-乙基乙酰乙酸乙酯 ethyl 2-ethyl acetoacetate
乙酰乙酸乙酯 ethyl acetoacetate
乙酰乙酸香叶酯 geranyl acetoacetate
乙酰乙酸庚酯 heptyl acetoacetate
(z)-3-己烯-1-基乙酰乙酸酯 (Z)-3-hexen-1-yl acetoacetate
乙酰乙酸己酯 hexyl acetoacetate
茉莉酸乙酰乙酸酯 jasmin acetoacetate
乙酰乙酸薄荷脑酯 laevo-menthyl acetoacetate
辣乙酰乙酸 spicy acetoacetate
 
感官特性 Organoleptic Properties:
气味类型 Odor Type: fruity
气味强度 Odor Strength:介质 medium
实体性 Substantivity:10 的4 % 4 hour(s) at 100.00 %
fresh fruity citrus green
气味描述 Odor Description:at 100.00 %. 新鲜果味柑橘绿 fresh fruity citrus green
来自其他 的气味和/或风味描述(如果找到)。 Odor and/or flavor descriptions from others (if found).
 
化妆品信息 Cosmetic Information:
CosIng:化妆品数据 cosmetic data
化妆品用途 Cosmetic Uses: 加香剂 perfuming agents
 
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BOC Sciences
仅供实验/研究使用。 For experimental / research use only.
乙酰乙酸甲酯 methyl acetoacetate
Charkit Chemical
乙酰乙酸甲酯 methyl acetoacetate
伊士曼化学 Eastman Chemical
伊士曼贸易公司maa(乙酰乙酸甲酯) Eastman™ MAA (Methyl Acetoacetate)
Emd 微孔 Millipore
仅供实验/研究使用。 For experimental / research use only.
乙酰乙酸甲酯 methyl acetoacetate
OQEMA
乙酰乙酸甲酯 methyl acetoacetate
Penta International
乙酰乙酸甲酯 methyl acetoacetate
圣克鲁斯生物技术 Santa Cruz Biotechnology
仅供实验/研究使用。 For experimental / research use only.
乙酰乙酸甲酯99% Methyl Acetoacetate 99%
西格玛·奥尔德里奇 Sigma-Aldrich: 奥尔德里奇 Aldrich
仅供实验/研究使用。 For experimental / research use only.
乙酰乙酸甲酯 methyl acetoacetate 试剂 ReagentPlus®, 99%
TCI AMERICA
仅供实验/研究使用。 For experimental / research use only.
乙酰乙酸甲酯> 99.0%(gc) Methyl Acetoacetate >99.0%(GC)
滕州香苑香精化工有限公司 Tengzhou Xiang Yuan Aroma Chemicals
乙酰乙酸甲酯 methyl acetoacetate
 
安全信息 Safety Information:
首选SDS Preferred SDS: 视图 View
欧洲信息 European information :
最重要的危害 Most important hazard(s):
xi-刺激性 Xi - Irritant
R 36 - 烦 的 Irritating to 眼睛 眼睛 eyes.
S 02 - 保持 Keep out of the 达到 reach of 孩子们 children.
S 25 - 避免 Avoid contact with 眼睛 眼睛 eyes.
S 26 - In 案件 case of contact with 眼睛 眼睛 eyes, 冲洗 rinse 立即 immediately with 充裕 plenty of 水 water and 寻求 seek 医疗 medical 忠告 advice.
S 37/39 - 穿 Wear 适当 suitable 手套 gloves and 眼睛 eye/face 保护 protection.
 
危害识别 Hazards identification
 
物质或混合物的分类 Classification of the substance or mixture
根据29 cfr 1910(osha hcs)进行ghs分类 GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
没有找到。 None found.
ghs标签元素 GHS Label elements, 包括预防性声明 including precautionary statements
 
象形图 Pictogram
 
危险说明 Hazard statement(s)
没有找到。 None found.
防范说明 Precautionary statement(s)
没有找到。 None found.
口服/肠胃外毒性 Oral/Parenteral Toxicity:
口鼠 oral-rat LD50 2800 mg/kg kg
(basf BASF, 1978)

口鼠 oral-rat LD50 3000 mg/kg kg
(神话 sm Smyth & 木匠 Carpenter, 1948)

口鼠 oral-rat LD50 3228 mg/kg kg
Journal of 产业 Industrial 卫生 Hygiene and 毒理学 Toxicology. 卷 Vol. 30, pg。 63 Pg. 63, 1948.

皮肤毒性 Dermal Toxicity:
未定 Not determined
吸入毒性 Inhalation Toxicity:
未定 Not determined
 
使用安全信息 Safety in Use Information:
Category:
cosmetic, flavor and fragrance agents
IFRA IFRA 码 Code of 实践 Practice 通知 not Notification of the 49th 修正案 Amendment to the IFRA IFRA 码 Code of 实践 Practice
乙酰乙酸甲酯的使用建议水平最高为 Recommendation for methyl acetoacetate usage levels up to:
  在香料浓缩物中为2.000%。 2.0000 % in the fragrance concentrate.
 
最大化源自调查的每日摄入量(msdi-eu) Maximised Survey-derived Daily Intakes (MSDI-EU): 0.012(微克/ 均/天) 0.012 (μg/capita/day)
修改后的理论增加的最大每日摄入量(mtamdi) Modified Theoretical Added Maximum Daily Intake (mTAMDI): 3900(微克/ /天) 3900 (μg/person/day)
关注点 Threshold of Concern:1800(微克/ /天) 1800 (μg/person/day)
结构类 Structure Class: I
 
根据委员会法规EC号的食品类别。 1565/2000(ec Food categories according to Commission Regulation EC No. 1565/2000 (EC, 2000)在fge.06(efsa 2000) in FGE.06 (EFSA, 2002a). 根据 According to the Industry the "正常 normal" use is 定义的 defined as the 平均 average of 已报告 reported 用法 用法 usages and "最大 maximum use" is 定义的 defined as the 95th 百分位 percentile of 已报告 reported 用法 用法 usages (e (EFSA, 2002i)。 2002i).
注意 Note: 毫克/千克= 0.001 / 1000 = 0.000001 = 1/1000000 = 百万分之几 ppm
 平均 average 用法 usage mg/kg kg最大 maximum 用法 usage mg/kg kg
乳制品 Dairy products, 不包括02.0(01.0)类产品 excluding products of category 02.0 (01.0): 7.0000035.00000
脂肪和油脂 Fats and oils, 和脂肪乳液(油包水型)(02.0) and fat emulsions (type water-in-oil) (02.0): 5.0000025.00000
食用冰 Edible ices, 包括果子露和果汁冰糕(03.0) including sherbet and sorbet (03.0): 10.0000050.00000
加工水果(04.1) Processed fruit (04.1): 7.0000035.00000
加工蔬菜(包括蘑菇和真菌) Processed vegetables (incl. mushrooms & fungi, 根与根块茎 roots & tubers, 豆类和豆类) pulses and legumes), 和坚果种子(04.2) and nuts & seeds (04.2): --
糖果(05.0) Confectionery (05.0): 10.0000050.00000
谷物和谷物产品 Cereals and cereal products, 含税面粉根和淀粉块茎 incl. flours & starches from roots & tubers, 脉冲和豆类 pulses & legumes, 不包括面包店(06.0) excluding bakery (06.0): 5.0000025.00000
烘焙用具(07.0) Bakery wares (07.0): 10.0000050.00000
肉和肉制品 Meat and meat products, 包括家禽和野味(08.0) including poultry and game (08.0): 2.0000010.00000
鱼和鱼制品 Fish and fish products, 包括软体动物 including molluscs, 甲壳类和棘皮类动物(麦克 MCE)(09.0) : 2.0000010.00000
鸡蛋和蛋制品(10.0) Eggs and egg products (10.0): --
甜味剂 Sweeteners, 包括蜂蜜(11.0) including honey (11.0): --
盐 Salts, 香料 spices, 汤类 soups, 酱料 sauces, 色拉 salads, 蛋白产品 protein products, 等(12.0) etc. (12.0): 5.0000025.00000
用于特定营养用途的食品(13.0) Foodstuffs intended for particular nutritional uses (13.0): 10.0000050.00000
不含醇 Non-alcoholic ("柔软的 soft") 饮料 beverages, 不包括乳制品(14.1) excl. dairy products (14.1): 5.0000025.00000
含醇的饮料 Alcoholic beverages, 含税无醇和低醇的对口(14.2) incl. alcohol-free and low-alcoholic counterparts (14.2): 10.0000050.00000
即食美味(15.0) Ready-to-eat savouries (15.0): 20.00000100.00000
复合食品(例如砂锅菜) Composite foods (e.g. casseroles, 肉馅饼 meat pies, 百果馅)-无法放在01.0-15.0(16.0)类别中的食物 mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0): 5.0000025.00000
 
安全参考 Safety references:
欧洲食品安全法规(efsa) European Food Safety Athority(efsa):风味使用水平;亚急性 Flavor usage levels; Subacute, 亚慢性 Subchronic, 慢性和致癌性研究;发育/ 毒性研究;遗传毒性研究... Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies...

欧洲食品安全局(efsa EFSA)参考 :

食品添加剂科学小组的意见 Opinion of the Scientific Panel on Food Additives, 调味料 Flavourings, 与调味料评估委员会有关的要求,与食品(afc AFC)接触的加工助剂和材料10 : 脂族伯和仲饱和和不饱和醇 Aliphatic primary and secondary saturated and unsaturated alcohols, 醛类 aldehydes, acetals, 含有额外的氧化官能团的羧酸和酯以及化学基团的内酯9 carboxylic acids and esters containing an additional oxygenated functional group and lactones from chemical groups 9, 13 and 30 - (佣金 Commission 规 Regulation (e (EC) No 1565/2000 of 18 July 2000)
视图 View page or 视图 View pdf

调味组评估10 Flavouring Group Evaluation 10, 版本1(fge10 rev1)[1]-脂肪族伯和仲饱和和不饱和醇 Revision 1 (FGE10 Rev1)[1] - Aliphatic primary and secondary saturated and unsaturated alcohols, 醛类 aldehydes, acetals, 含有额外的氧化官能团的羧酸和酯以及化学基团的内酯9 carboxylic acids and esters containing an additional oxygenated functional group and lactones from chemical groups 9, 13和30-食品添加剂小组的科学见解 13 and 30 - Scientific Opinion of the Panel on Food Additives, 调味料 Flavourings, 处理中 Processing 艾滋病 Aids and 材料 Materials in 联系 Contact with Food (afc AFC)
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调味组评估64(fge.64) Flavouring Group Evaluation 64 (FGE.64): 考虑脂肪族无环二醇 Consideration of aliphatic acyclic diols, 三醇 triols, 由jecfa(第五十七次会议)评估的与脂肪族伯和仲饱和和不饱和醇结构相关的物质 and related substances evaluated by JECFA (57th meeting) structurally related to aliphatic primary and secondary saturated and unsaturated alcohols, 醛类 aldehydes, acetals, 含有额外的氧化官能团的羧酸和酯以及化学基团的内酯9 carboxylic acids and esters containing an additional oxygenated functional group and lactones from chemical groups 9, 由efsa在fge.10rev1(efsa 13 and 30 evaluated by EFSA in FGE.10Rev1 (EFSA, 2008ab)
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关于调味剂组评估的科学意见92(fge.92) Scientific Opinion on Flavouring Group Evaluation 92 (FGE.92): 考虑脂肪族无环二醇 Consideration of aliphatic acyclic diols, 三醇 triols, 由jecfa(第六十八次会议)评估的和有关的物质,在结构上与脂族伯和仲饱和和不饱和醇有关 and related substances evaluated by JECFA (68th meeting) structurally related to aliphatic primary and secondary saturated and unsaturated alcohols, 醛类 aldehydes, acetals, 羧酸 carboxylic acids acids and esters 包含 containing an 额外 additional 充氧 氧 oxygenated 功能性 functional group and lactones 已评估 evaluated by by efsa EFSA in ge FGE.10Rev1 (2009)
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调味品组评价的科学见解10 Scientific Opinion on Flavouring Group Evaluation 10, 版本2(fge.10rev2) Revision 2 (FGE.10Rev2): 脂族伯和仲饱和和不饱和醇 Aliphatic primary and secondary saturated and unsaturated alcohols, 醛类 aldehydes, acetals, 含有额外的氧化官能团的羧酸和酯以及化学基团的内酯9 carboxylic acids and esters containing an additional oxygenated functional group and lactones from chemical groups 9, 13 and 30
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调味品组评价的科学见解10 Scientific Opinion on Flavouring Group Evaluation 10, 版本3(fge.10rev3) Revision 3 (FGE.10Rev3): 脂族伯和仲饱和和不饱和醇 Aliphatic primary and secondary saturated and unsaturated alcohols, 醛类 aldehydes, acetals, 含有额外的氧化官能团的羧酸和酯以及化学基团的内酯9 carboxylic acids and esters containing an additional oxygenated functional group and lactones from chemical groups 9, 13 and 30
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Epi系统 EPI System: 视图 View
尼什国际化学品安全卡 NIOSH International Chemical Safety Cards:search
nlm NLM有害物质数据库 :搜索 Search
化学致癌研究信息系统 Chemical Carcinogenesis Research Information System:搜索 Search
环境诱变信息中央 Env. Mutagen Info. Center:搜索 Search
EPA物质注册服务(tsca TSCA) :105-45-3
EPA ACToR:毒理学资料 Toxicology Data
EPA物质注册服务(SRS) :注册表 Registry
实验室化学安全摘要 Laboratory Chemical Safety Summary :7757
国家过敏和传染病研究所 National Institute of Allergy and Infectious Diseases:Data
德国wgk WGK Germany:1
3-氧代丁酸甲酯 methyl 3-oxobutanoate
chemidplus Chemidplus:0000105453
epa / noaa客串 EPA/NOAA CAMEO:有害物质 hazardous materials
技术 RTECS:105-45-3
 
参考资料 References:
 3-氧代丁酸甲酯 methyl 3-oxobutanoate
NIST化学网络书籍 NIST Chemistry WebBook: 搜索INCHI
加拿大国内分公司。清单 Canada Domestic Sub. List:105-45-3
pubchem(cid) Pubchem (cid):7757
pubchem(sid) Pubchem (sid):134971160
 
其他资料 Other Information:
(iupac) (IUPAC):元素的原子量2009 Atomic Weights of the Elements 2009
(iupac) (IUPAC):元素的原子量2009(pdf) Atomic Weights of the Elements 2009 (pdf)
影片 Videos:元素周期表 The Periodic Table of Videos
RBC :本网站使用的原子量 Atomic Weights use for this web site
(iupac) (IUPAC):元素周期表 Periodic Table of the Elements
CHEMBL:视图 View
hmdb(人类代谢组数据库) HMDB (The Human Metabolome Database):HMDB00310
食物 FooDB:FDB021937
出口关税代码 Export Tariff Code:2918.30.9000
雾度图 Haz-Map:视图 View
化学蜘蛛 ChemSpider:视图 View
配方/制剂 Formulations/Preparations:
可作为液体等级 available as liquid grades, 测定98% assay 98%
 
潜在搅拌机 Potential Blenders and core components note
气味 For Odor
找不到这些气味组 No odor group found for these
(Z)-8-
tetradecenal
FL/FR
(E)-
tiglaldehyde
FL/FR
醛 aldehydic
醛 aldehydic
十二醛 dodecanal (aldehyde C-12 月桂酸 lauric)
FL/FR
(Z)-4-
dodecenal
FL/FR
green hexanal
FL/FR
undecanal
FL/FR
animal
para-
cresyl isobutyrate
FL/FR
香醋 balsamic
冷杉 fir carboxylate
FR
citrus
柠檬醛 citral diethyl acetal
FL/FR
柠檬醛 citral dimethyl acetal
FL/FR
(R)-
citronellyl nitrile
FR
柠檬腈 citronitrile (symrise Symrise)
FR
异 iso
decyl acetate
FR
2-
dodecanone
FL/FR
柠檬烯 limonene aldehyde
FR
(Z)-
linalool oxide (pyranoid)
FL/FR
山苍、豆豉姜、木姜子、山胡椒、山鸡椒 lits itsea 荜澄茄/山苍子 cubeba fruitoil
FL/FR
methyl heptenone
FL/FR
(Z+e)-2 E)-2-
methyl-2-(4-methyl-3-pentenyl) cyclopropane 甲醛 carbaldehyde
FL/FR
1-
methyl-4-methyl ethenyl cyclohexene sulfurized
FL/FR
α- alpha-
methylene citronellal
FR
nonanal dimethyl acetal
FL/FR
柑橘 tangerine acetate
FR
奶油状 creamy
3-
heptyl dihydro-5-methyl-2(3H)-furanone
FL/FR
脂肪的 fatty
3-
decen-2-one
FL/FR
hexyl pivalate
FR
methyl 2-h -hexenoate
FL/FR
6-
methyl-5-h -hepten-2-one propylene glycol acetal
FL/FR
发酵的 fermented
3-
methyl-1-pentanol
FL/FR
花的 floral
α- alpha-
戊基 amyl 肉桂醛 cinnamaldehyde diethyl acetal
FR
bursera bursera graveolens 木 woodoil
FL/FR
citronellal
FL/FR
citronellol
FL/FR
citronellyl acetate
FL/FR
citronellyl butyrate
FL/FR
citronellyl propionate
FL/FR
gamma-
damascone
FR
dihydrocitronellyl ethyl ether
FR
6,8-
dimethyl-2-nonanol
FR
(E)-
香叶基 geranyl acetone
FL/FR
香叶基 geranyl tiglate
FL/FR
百合 lily propanol
FR
(E)-
nerolidol
FL/FR
nerolidol
FL/FR
neryl isovalerate
FL/FR
番木瓜 papaya isobutyrate
FL/FR
terpinyl 甲 formate
FL/FR
(e)-2 (E)-2,5,9-
trimethyl-4,9-decadien-1-al
FR
fruity
acetaldehyde dihexyl acetal
FL/FR
异 iso
戊基 amyl 2-methyl butyrate
FL/FR
戊基 amyl hexanoate
FL/FR
berry pentadienoate
FL/FR
异 iso
butyl 2-methyl butyrate
FL/FR
ethyl citronellate
FL/FR
ethyl isobutyrate
FL/FR
ethyl 甲基对甲苯基 methyl-para-tolyl glycidate
FL/FR
香叶基 geranyl isovalerate
FL/FR
heptanal cyclic ethylene acetal
FR
heptyl isobutyrate
FL/FR
hexanal propylene glycol acetal
FL/FR
(Z)-3-
hexen-1-yl 2-methyl-2-pentenoate
FR
hexyl isovalerate
FL/FR
hexyl propionate
FL/FR
芳樟基 linalyl hexanoate
FL/FR
methyl valerate
FL/FR
4-
phenyl-2-butyl acetate
FL/FR
异 iso
propyl isobutyrate
FL/FR
热带 tropical 香基/香型 specialty
FR
(e)-2 (E)-2-
undecenal
FL/FR
green
acetaldehyde benzyl 2-methoxyethyl acetal
FL/FR
acetaldehyde methyl hexyl acetal
FR
butyl 2-methyl butyrate
FL/FR
citrus 甲醛 carbaldehyde / methyl 邻氨基苯甲酸 anthranilate schiff's base
FR
科涅克白兰地 cognac heptanone
FL/FR
ethyl (e)-2 (E)-2-h -hexenoate
FL/FR
ethyl (E)-4-decenoate
FL/FR
green carboxylate
FR
green dioxolane
FR
(Z)-3-
hexen-1-yl (e)-2 (E)-2-h -hexenoate
FL/FR
(Z)-3-
hexen-1-yl acetate
FL/FR
(e)-2 (E)-2-
hexen-1-yl acetate
FL/FR
(Z)-3-
hexen-1-yl hexanoate
FL/FR
(Z)-3-
hexen-1-yl isovalerate
FL/FR
(Z)-3-
hexen-1-yl oxyacetaldehyde
FR
(e)-2 (E)-2-
hexen-1-yl propionate
FL/FR
(e)-2 (E)-2-
hexen-1-yl valerate
FL/FR
(Z)-3-
hexen-1-yl valerate
FL/FR
2-
hexenyl acetate
FL/FR
hexyl butyrate
FL/FR
hexyl isobutyrate
FL/FR
常春藤 ivy 甲醛 carbaldehyde
FL/FR
2,4-
常春藤 ivy 甲醛 carbaldehyde
FL/FR
3,6-
常春藤 ivy 甲醛 carbaldehyde
FL/FR
3,5-
常春藤 ivy 甲醛 carbaldehyde
FL/FR
dextro-
柠檬烯 limonene oxide
FL/FR
dextro-
芳樟基 linalyl acetate
FL/FR
laevo-
芳樟基 linalyl acetate
FL/FR
瓜 melon heptenal propylene glycol acetal
FL/FR
(2-
methoxy-1-methyl butyl) benzene
FR
octanal diethyl acetal
FL/FR
octanal dimethyl acetal
FL/FR
(e)-2 (E)-2-
octen-1-ol
FL/FR
(e)-2 (E)-2-
pentenal
FL/FR
α- alpha-iso
propyl phenyl acetaldehyde
FL/FR
山梨糖基 sorby byl isobutyrate
FL/FR
thiogeraniol
FL/FR
herbal
2-
dodecenal
FL/FR
芳樟基 linalyl acetate
FL/FR
芳樟基 linalyl 甲 formate
FL/FR
6-
methoxy-2,6-dimethyl octanal
FR
(1s (1S,5R)-
myrtenyl acetate
FL/FR
三环癸基 tricyclodecyl acetate
FR
含硫的 sulfurous
buchu buchu mercaptan
FL/FR
萜烯 terpenic
α- alpha-
phellandrene
FL/FR
蜡状的 waxy
decanal dimethyl acetal
FL/FR
3-
decanone
FL/FR
9-
decenoic acid
FL/FR
(E)-
methyl geranate
FL/FR
木本 woody
humulus humulus 七倍体 lupulus extract
FL/FR
木本 woody acetate
FR
用于调味 For Flavor
找不到适合这些的口味组 No flavor group found for these
acetaldehyde benzyl 2-methoxyethyl acetal
FL/FR
allyl tiglate
FL
bursera bursera graveolens 木 woodoil
FL/FR
butyl 2-methyl butyrate
FL/FR
beta-
cubebene
FL
decanal dimethyl acetal
FL/FR
3-
decanone
FL/FR
2,4,7-
decatrienal
FL
(e (E,E,Z)-2,4,7-
decatrienal
FL
dihydronootkatone
FL
(Z)-4-
dodecenal
FL/FR
(e (E,e)-2 E)-2,4-
heptadien-1-ol
FL
2-
hexenal diethyl acetal
FL
2-
hexenyl acetate
FL/FR
hexyl propionate
FL/FR
3,5-
常春藤 ivy 甲醛 carbaldehyde
FL/FR
常春藤 ivy 甲醛 carbaldehyde
FL/FR
(Z)-
linalool oxide (pyranoid)
FL/FR
laevo-
芳樟基 linalyl acetate
FL/FR
dextro-
芳樟基 linalyl acetate
FL/FR
芳樟基 linalyl 甲 formate
FL/FR
芳樟基 linalyl hexanoate
FL/FR
瓜 melon heptenal propylene glycol acetal
FL/FR
3-
mercaptooctanal
FL
methyl 2-h -hexenoate
FL/FR
methyl 4-pentenoate
FL
(E)-
methyl geranate
FL/FR
(Z+e)-2 E)-2-
methyl-2-(4-methyl-3-pentenyl) cyclopropane 甲醛 carbaldehyde
FL/FR
6-
methyl-5-h -hepten-2-one propylene glycol acetal
FL/FR
4-
phenyl-2-butyl acetate
FL/FR
异 iso
propyl isobutyrate
FL/FR
α- alpha-iso
propyl phenyl acetaldehyde
FL/FR
(Z)-8-
tetradecenal
FL/FR
(E)-
tiglaldehyde
FL/FR
dextro-
柠檬烯 limonene oxide
FL/FR
山梨糖基 sorby byl isobutyrate
FL/FR
aromatic
aromatic
para-
cresyl isobutyrate
FL/FR
berry
heptyl isobutyrate
FL/FR
citrus
柠檬醛 citral diethyl acetal
FL/FR
柠檬醛 citral dimethyl acetal
FL/FR
科涅克白兰地 cognac heptanone
FL/FR
dehydronootkatone
FL
山苍、豆豉姜、木姜子、山胡椒、山鸡椒 lits itsea 荜澄茄/山苍子 cubeba fruitoil
FL/FR
1-
methyl-4-methyl ethenyl cyclohexene sulfurized
FL/FR
尘土飞扬 dusty
ethyl citronellate
FL/FR
泥土的 earthy
1-
hexen-3-yl acetate
FL
空灵的 ethereal
ethyl isobutyrate
FL/FR
脂肪的 fatty
2-
dodecanone
FL/FR
2-
dodecenal
FL/FR
ethyl (E)-4-decenoate
FL/FR
(e)-2 (E)-2-
octen-1-ol
FL/FR
花的 floral
citronellal
FL/FR
citronellol
FL/FR
citronellyl acetate
FL/FR
citronellyl propionate
FL/FR
(E)-
香叶基 geranyl acetone
FL/FR
香叶基 geranyl tiglate
FL/FR
芳樟基 linalyl acetate
FL/FR
fruity
异 iso
戊基 amyl 2-methyl butyrate
FL/FR
戊基 amyl hexanoate
FL/FR
berry pentadienoate
FL/FR
异 iso
butyl 2-methyl butyrate
FL/FR
citronellyl butyrate
FL/FR
ethyl (e)-2 (E)-2-h -hexenoate
FL/FR
ethyl 甲基对甲苯基 methyl-para-tolyl glycidate
FL/FR
3-
heptyl dihydro-5-methyl-2(3H)-furanone
FL/FR
hexanal propylene glycol acetal
FL/FR
(Z)-3-
hexen-1-yl (e)-2 (E)-2-h -hexenoate
FL/FR
methyl valerate
FL/FR
neryl isovalerate
FL/FR
terpinyl 甲 formate
FL/FR
green
acetaldehyde dihexyl acetal
FL/FR
3-
decen-2-one
FL/FR
香叶基 geranyl isovalerate
FL/FR
(e)-2 (E)-2-
heptenal
FL
(Z)-3-
hexen-1-yl acetate
FL/FR
(e)-2 (E)-2-
hexen-1-yl acetate
FL/FR
(Z)-3-
hexen-1-yl hexanoate
FL/FR
(Z)-3-
hexen-1-yl isovalerate
FL/FR
(e)-2 (E)-2-
hexen-1-yl propionate
FL/FR
(e)-2 (E)-2-
hexen-1-yl valerate
FL/FR
(Z)-3-
hexen-1-yl valerate
FL/FR
(e)-2 (E)-2-
hexenal diethyl acetal
FL
hexyl butyrate
FL/FR
hexyl isobutyrate
FL/FR
hexyl isovalerate
FL/FR
3,6-
常春藤 ivy 甲醛 carbaldehyde
FL/FR
2,4-
常春藤 ivy 甲醛 carbaldehyde
FL/FR
methyl heptenone
FL/FR
(E)-
nerolidol
FL/FR
nerolidol
FL/FR
(e (E,e)-2 E)-2,6-
nonadienal
FL
nonanal dimethyl acetal
FL/FR
2,4-
octadienal
FL
octanal diethyl acetal
FL/FR
octanal dimethyl acetal
FL/FR
番木瓜 papaya isobutyrate
FL/FR
(e)-2 (E)-2-
pentenal
FL/FR
herbal
green hexanal
FL/FR
薄荷的 minty
thiogeraniol
FL/FR
肥皂的 soapy
十二醛 dodecanal (aldehyde C-12 月桂酸 lauric)
FL/FR
sour
3-
methyl valeric acid
FL
含硫的 sulfurous
buchu buchu mercaptan
FL/FR
萜烯 terpenic
α- alpha-
phellandrene
FL/FR
蜡状的 waxy
9-
decenoic acid
FL/FR
undecanal
FL/FR
(e)-2 (E)-2-
undecenal
FL/FR
威士忌酒 whiskey
3-
methyl-1-pentanol
FL/FR
木本 woody
humulus humulus 七倍体 lupulus extract
FL/FR
(1s (1S,5R)-
myrtenyl acetate
FL/FR
 
潜在用途 Potential Uses:
FLcitrus
FRfruit
FLherbal
FLlemon
FLo范围 range
 
存在(自然 Occurrence (nature, food, 其他) other):note
 自然界中找不到 not found in nature
 
同义词 Synonyms:
 acetoacetic acid 甲酯 methyl ester
3-oxobutanoic acid 甲酯 methyl ester
 butanoic acid, 3-氧- 3-oxo-, 甲酯 methyl ester
3-氧- 3-oxo-butyric acid 甲酯 methyl ester
 maa MAA
1-methoxybutane-1,3-dione
 3-氧代丁酸甲酯 methyl 3-oxobutanoate
 methyl 3-oxobutyrate
 methyl acetyl acetate
 methyl acetylacetate
 乙酰乙酸甲酯 methylacetoacetate
 

文章 Articles:

已发布 PubMed:共生双嘧啶的c1-c13片段的立体发散性合成和相对立体结构。 Stereodivergent Synthesis and Relative Stereostructure of the C1-C13 Fragment of Symbiodinolide.
已发布 PubMed:与乙酰乙酸甲酯的预溶剂化电子反应 Presolvated electron reactions with methyl acetoacetate: 电子定位 electron localization, 质子-氘交换 proton-deuteron exchange, 和H原子抽象。 and H-atom abstraction.
已发布 PubMed:大肠杆菌及其pfka缺失突变体的依赖于nadph的还原性生物转化 NADPH-dependent reductive biotransformation with Escherichia coli and its pfkA deletion mutant: 影响全球基因表达和氧气供应的作用。 influence on global gene expression and role of oxygen supply.
已发布 PubMed:合成 Synthesis, 表征 characterization, 含二茂铁的乙酰乙酸和苯基类似物的小型文库的制备和抗菌性评估 and antimicrobial evaluation of a small library of ferrocene-containing acetoacetates and phenyl analogs: 发现一种有效的抗候选药物。 the discovery of a potent anticandidal agent.
已发布 PubMed:soxr是大肠杆菌中消耗nadph的酶​​的单细胞生物传感器。 SoxR as a single-cell biosensor for NADPH-consuming enzymes in Escherichia coli.
已发布 PubMed:用于检测铵离子-分子复合物的试剂评估。 Reagent assessment for detection of ammonium ion-molecule complexes.
已发布 PubMed:合成天然产物的小型组合库 Synthesis of small combinatorial libraries of natural products: 菊粉的根精油中新长链3-甲基-2-链烷酮的鉴定和定量。 (菊科)。 identification and quantification of new long-chain 3-methyl-2-alkanones from the root essential oil of Inula helenium L. (Asteraceae).
已发布 PubMed:e与z重氮乙酰化衍生的碳负离子的重氮二醇化反应。 E versus Z diazeniumdiolation of acetoacetate-derived carbanions.
已发布 PubMed:谷氨酸棒状杆菌还原性全细胞生物转化 Reductive whole-cell biotransformation with Corynebacterium glutamicum: pfka和gapa缺失突变体通过环化的戊糖磷酸途径改善了葡萄糖产生的纳德夫。 improvement of NADPH generation from glucose by a cyclized pentose phosphate pathway using pfkA and gapA deletion mutants.
已发布 PubMed:液相色谱-在线化学后柱衍生化-荧光检测法测定脱氧雪腐烯酚和雪茄烯醇 Determination of deoxynivalenol and nivalenol by liquid chromatography and fluorimetric detection with on-line chemical post-column derivatization.
已发布 PubMed:乙酰乙酸提取何首乌的hplc指纹图谱 [HPLC fingerprint analysis of acetoacetate extraction of Polygonum orientale].
已发布 PubMed:紫外可见和在线傅立叶红外分光光度法研究了二氧化氯-碘化物-乙酰乙酸甲酯的振荡反应。 Chlorine dioxide-iodide-methyl acetoacetate oscillation reaction investigated by UV-vis and online FTIR spectrophotometric method.
已发布 PubMed:胚胎植入的潜在危害 Potential hazards to embryo implantation: 一个 类子宫内膜体外模型,以识别化学物质的有害抗孕激素作用。 A human endometrial in vitro model to identify unwanted antigestagenic actions of chemicals.
已发布 PubMed:离子液体基分散液-液微萃取法测定废水和洗涤剂中的甲醛。 Ionic liquid-based dispersive liquid-liquid microextraction for the determination of formaldehyde in wastewaters and detergents.
已发布 PubMed:二甲基4-(4-羟基苯甲酰基)-2 Dimethyl 4-(4-hy-droxy-phen-yl)-2,6-di-methyl-1,4-二氢吡啶-3 4-dihydro-pyridine-3,5-二羧酸酯。 5-dicarboxyl-ate.
已发布 PubMed:通过戊糖磷酸途径的部分环化和不依赖于pts的葡萄糖转运,可实现大肠杆菌的工程收率和还原性生物转化率。 Engineering yield and rate of reductive biotransformation in Escherichia coli by partial cyclization of the pentose phosphate pathway and PTS-independent glucose transport.
已发布 PubMed:新的2-芳基-5-甲基-2合成的简便四组分顺序方案 A facile four-component sequential protocol in the expedient synthesis of novel 2-aryl-5-methyl-2,水中的3-dihydro-1h-3-pyrazolones及其抗结核性评估。 3-dihydro-1H-3-pyrazolones in water and their antitubercular evaluation.
已发布 PubMed:由邻硝基苯乙烯电合成取代的1h-吲哚。 Electrosynthesis of substituted 1H-indoles from o-nitrostyrenes.
已发布 PubMed:大肠埃希菌中Nadph的利用率增加 Increased NADPH availability in Escherichia coli: 还原全细胞生物转化中每葡萄糖比例产物的增加。 improvement of the product per glucose ratio in reductive whole-cell biotransformation.
已发布 PubMed:高内酯的仿生合成。 Biomimetic synthesis of hyperolactones.
已发布 PubMed:一维金属-有机配位网络上的手性识别可引发前手性催化试剂乙酰乙酸甲酯在au {111}上的排序。 Chiral recognition at one-dimensional metal-organic coordination networks initiates the ordering of prochiral catalytic reagent methylacetoacetate on Au{111}.
已发布 PubMed:-2-乙酸乙酰乙酸乙酯对淡水微藻生产三酰基甘油的促进作用 Enhancement effect of ethyl-2-methyl acetoacetate on triacylglycerols production by a freshwater microalga, 景象 Scenedesmus sp。 lx1。
已发布 PubMed:玉米赤霉烯酮的丙酸酯类似物与hsp90结合。 Propionate analogues of zearalenone bind to Hsp90.
已发布 PubMed:(s)-4-溴-3-羟基丁酸酯及其结构相关化学物质的生物催化生产及其应用。 Biocatalytic production of (S)-4-bromo-3-hydroxybutyrate and structurally related chemicals and their applications.
已发布 PubMed:化酶2-乙酰乙酸乙酯(ema)对铜绿微囊藻的超微结构和色素组成的影响 Effects of a novel allelochemical ethyl 2-methyl acetoacetate (EMA) on the ultrastructure and pigment composition of cyanobacterium Microcystis aeruginosa.
已发布 PubMed:用于生物转化的代谢组学 Metabolomics for biotransformations: 细胞内氧化还原辅助因子分析和酶动力学提供了对整个细胞过程的了解。 Intracellular redox cofactor analysis and enzyme kinetics offer insight into whole cell processes.
已发布 PubMed:fe(clo4)3 x 6h2o Fe(ClO4)3 x 6H2O: 在无溶剂条件下,用于一锅三组分合成β-乙酰氨基羰基化合物的温和高效催化剂。 a mild and efficient catalyst for one-pot three component synthesis of beta-acetamido carbonyl compounds under solvent-free conditions.
已发布 PubMed:(z)-4- [4-(二甲基-氨基)苄叉基] -3-甲基-异恶唑-5(4h)-1。 (Z)-4-[4-(Dimethyl-amino)benzyl-idene]-3-methyl-isoxazol-5(4H)-one.
已发布 PubMed:三(甲基3-氧代丁酸-κo Tris(methyl 3-oxobutanoato-κO,O')铝 aluminium(iii III).
已发布 PubMed:ru((r)-binap)催化的3-氧代丁酸甲酯不对称氢化中的手性确定步骤的最低过渡态。 Lowest transition state for the chirality-determining step in Ru((R)-BINAP)-catalyzed asymmetric hydrogenation of methyl-3-oxobutanoate.
已发布 PubMed:乙酰胆碱酯酶抑制剂环磷蛋白的膦酸酯类似物的合成和生物学评估。 Synthesis and biological evaluation of a phosphonate analog of the natural acetyl cholinesterase inhibitor cyclophostin.
已发布 PubMed:一些新的4-羟基香豆素衍生物的抗氧化性能的研究。 Investigation of the antioxidant properties of some new 4-hydroxycoumarin derivatives.
已发布 PubMed:通过定向进化工程改造柠檬青霉的纳德夫依赖性醛基酮还原酶,以改善热稳定性和对映选择性。 Engineering of NADPH-dependent aldo-keto reductase from Penicillium citrinum by directed evolution to improve thermostability and enantioselectivity.
已发布 PubMed:简便,灵敏地测定痕量甲醛的新型检测试剂的开发及其在流动注射分光光度法中的应用 Development of novel detection reagent for simple and sensitive determination of trace amounts of formaldehyde and its application to flow injection spectrophotometric analysis.
已发布 PubMed:从芦苇中分离出的化感物质对藻膜通透性的影响 [Effects of allelochemical isolated from Phragmites communis on algal membrane permeability].
已发布 PubMed:铜绿微囊藻中的酶促抗氧化剂和非酶促抗氧化剂对芦苇(芦苇)中化感化学物质2-甲基乙酰乙酸乙酯(ema)的响应。 Responses of enzymatic antioxidants and non-enzymatic antioxidants in the cyanobacterium Microcystis aeruginosa to the allelochemical ethyl 2-methyl acetoacetate (EMA) isolated from reed (Phragmites communis).
已发布 PubMed:2-[((e)-(4-硝基-苯甲酰基)肼基] -3-氧代丁酸甲酯。 Methyl 2-[(E)-(4-nitro-phen-yl)hydrazono]-3-oxobutyrate.
已发布 PubMed:3-(4-乙氧基-苯胺基)丁-2-烯酸酯的(z)-甲基。 (Z)-Methyl 3-(4-ethoxy-anilino)but-2-enoate.
已发布 PubMed:甲基化2-乙酸乙酰乙酸乙酯(ema)对铜绿微囊藻的生理生化影响。 Physiological and biochemical effects of allelochemical ethyl 2-methyl acetoacetate (EMA) on cyanobacterium Microcystis aeruginosa.
已发布 PubMed:三氟化硼二水合物促进了pechmann反应。 Pechmann reaction promoted by boron trifluoride dihydrate.
已发布 PubMed:芦苇中的化感化学物质对铜绿微囊藻中氰毒素的产生和释放的影响 [Effects of allelochemical EMA from reed on the production and release of cyanotoxins in Microcystis aeruginosa].
已发布 PubMed:(+)-阿霉素的全合成。 Total synthesis of (+)-acutiphycin.
已发布 PubMed:芦苇中化感化学物质对藻类细胞膜脂质和超微结构的影响 [Effects of allelochemical EMA isolated from Phragmites communis on algal cell membrane lipid and ultrastructure].
已发布 PubMed:重组大肠杆菌的连续不对称酮还原过程。 Continuous asymmetric ketone reduction processes with recombinant Escherichia coli.
已发布 PubMed:3-氧代丁酸甲酯与芳基肼反应生成的环状和非环状产物。 Cyclic and acyclic products from the reactions between methyl 3-oxobutanoate and arylhydrazines.
已发布 PubMed:合成 Synthesis, 新的4-羟基香豆素衍生物的计算研究和细胞毒性活性。 computational study and cytotoxic activity of new 4-hydroxycoumarin derivatives.
已发布 PubMed:高产量(2s High production of (2s,3s)-3-羟基-2-甲基丁酸酯被固定化的多形茶树的植物细胞。 3s)-3-hydroxy-2-methylbutanoate by immobilized plant cells of Marchantia polymorpha.
已发布 PubMed:探讨微波 对酶催化的有机转化的影响 Probing the effects of microwave irradiation on enzyme-catalysed organic transformations: 脂肪酶催化的酯交换反应。 the case of lipase-catalysed transesterification reactions.
已发布 PubMed:全合成 Total synthesis, 三吡咯天然产物的分子编辑和评估 molecular editing and evaluation of a tripyrrolic natural product: the 案件 case of "丁基环庚基蛋白酶 butylcycloheptylprodigiosin".
已发布 PubMed:二甲基4-(4-甲酰基-苯基)-2 Dimethyl 4-(4-formyl-phen-yl)-2,6-di-methyl-1,4-二氢吡啶-3 4-dihydro-pyridine-3,5-二甲酸酯。 5-dicar-boxyl-ate.
已发布 PubMed:2-甲基乙酰乙酸和2-甲基-3-羟基丁酸抑制发育中大鼠大脑皮质的能量代谢。 Inhibition of energy metabolism by 2-methylacetoacetate and 2-methyl-3-hydroxybutyrate in cerebral cortex of developing rats.
已发布 PubMed:萘酚依赖性醛糖还原酶的纯化和cdna克隆 Purification and cDNA cloning of NADPH-dependent aldoketoreductase, 参与4-溴-3-氧代丁酸甲酯的不对称还原 involved in asymmetric reduction of methyl 4-bromo-3-oxobutyrate, 来自柠檬青霉ifo4631。 from Penicillium citrinum IFO4631.
已发布 PubMed:过氧亚硝酸盐引发的乙酰乙酸和2-甲基乙酰乙酸酯的氧氧化 Peroxynitrite-initiated oxidation of acetoacetate and 2-methylacetoacetate esters by oxygen: 酮酸中反应性中间体的潜在来源。 potential sources of reactive intermediates in keto acidoses.
已发布 PubMed:通过全细胞生物转化对映体选择性还原羰基化合物 Enantioselective reduction of carbonyl compounds by whole-cell biotransformation, 结合甲酸脱氢酶和(r)特异性醇脱氢酶。 combining a formate dehydrogenase and a (R)-specific alcohol dehydrogenase.
已发布 PubMed:(+/-)-柔红铬酸及其类似物的模块化简明全合成。 A modular and concise total synthesis of (+/-)-daurichromenic acid and analogues.
已发布 PubMed:Penostatin f的双环[5.3.1]十一烯酮核心的快速组装 Rapid assembly of the bicyclo[5.3.1]undecenone core of penostatin F: 一个有效的立体化学中继的连续狄尔斯-阿尔德/克莱森反应策略。 a successive Diels-Alder/Claisen reaction strategy with an efficient stereochemical relay.
已发布 PubMed:1的多米诺骨牌迈克尔-奥尔多反应 Domino Michael-Aldol reactions on 1,4-二芳基丁-2-烯-1 4-diarylbut-2-ene-1,具有乙酰乙酸甲酯的4-二酮可提供2-芳酰基-4-羟基-6-氧代-4-芳基环己烷-1-羧酸甲酯的衍生物。 4-diones with methyl acetoacetate furnish methyl 2-aroyl-4- hydroxy-6-oxo-4-arylcyclohexane-1-carboxylate derivatives.
已发布 PubMed:1的钌催化一锅双烯丙基化/环异构化 Ruthenium-catalyzed one-pot double allylation/cycloisomerization of 1,导致外亚甲基环戊烷的3-二羰基化合物。 3-dicarbonyl compounds leading to exo-methylenecyclopentanes.
已发布 PubMed:β-酮酯的催化不对称迈克尔反应 Catalytic asymmetric Michael reaction of beta-keto esters: 连接的杂酚中连接子杂原子的作用。 effects of the linker heteroatom in linked-BINOL.
已发布 PubMed:分光光度法和荧光法测定纯正己胺及其药物制剂。 Spectrophotometric and fluorimetric determination of hexamine in pure form and its pharmaceutical formulation.
已发布 PubMed:一种闭环易位方法,可实现(+)-双旋安奈德a的正式全合成。 A ring-closing metathesis approach toward formal total synthesis of (+)-diplodialide A.
已发布 PubMed: 首先通过多米诺·迈克尔协议合成植物毒素茄那酮 solanapyrones d和e。
已发布 PubMed:合成 Synthesis, 的抗结核活性的鉴定和评估。 characterization and evaluation of antituberculosis activity of some hydrazones.
已发布 PubMed: 减少smi(2)和sm(ii)-h -hmpa配合物的酮和烷基碘。速率和机理研究。
已发布 PubMed:对映体纯的甲磺酸1-(2-吡啶基)乙酯的立体定向取代为β-二碳化合物。 Stereospecific substitution of enantiomerically pure 1-(2-pyridinyl)ethyl methanesulfonate with beta-dicarbony compounds.
已发布 PubMed:金属诱导的β-酮酰胺和β-酮酯衍生的硫代半氨基甲环化 Metal-induced cyclization of thiosemicarbazones derived from beta-keto amides and beta-keto esters: 锌(ii)配合物中的开环和环化配体。 open-chain and cyclized ligands in zinc(II) complexes.
已发布 PubMed: 通过gc-ms和gc / o对黄百香果(西番莲 flavicarpa 德格纳 degner)的水性香精和果汁中的芳香特征进行表征。
已发布 PubMed:意外的[1 An unexpected [1, 5] -h -h在硝基苯胺合成中的转变。
已发布 PubMed:以及甜菜或甘蔗中的糖。黄原胶是一种天然存在的高分子量多糖。它可溶于冷热水,并形成高粘度 Application of the Tethered Biginelli Reaction for Enantioselective Synthesis of Batzelladine Alkaloids. Absolute Configuration of the Tricyclic Guanidine Portion of Batzelladine B.
已发布 PubMed: (-)茄那酮 -solanapyrone e的第一个全合成,基于多米诺米歇尔(骨牌 Domino 迈克尔 Michael)策略。
已发布 PubMed:用微绿藻立体控制还原α-和β-酮酯 Stereocontrolled reduction of alpha- and beta-keto esters with micro green algae, 小球藻菌株。 Chlorella strains.
已发布 PubMed:3,3'-Bis(二苯基膦 diphenylphosphino)-1,1'-di替代的 substituted-2,2'-biindoles: 容易获得 easily accessible, 富电子 electron-rich, 手性二膦配体用于氧酸酯的均相对映选择性氢化 chiral diphosphine ligands for homogeneous enantioselective hydrogenation of oxoesters
已发布 PubMed:[反应4 [Reactions of 4,5-二氢-4-氧代-1h-吡啶(3 5-dihydro-4-oxo-1H-pyrido(3,2-b)吲哚-2-羧酸酯]。 2-b)indol-2-carboxylic acid ester].
已发布 PubMed:真菌2-氧代丁酸乙酯的不对称还原 Asymmetric reduction of ethyl 2-methyl e-oxobutanoate by fungi.
已发布 PubMed:小球藻不对称还原2-氧代3-氧代丁酸乙酯。 Asymmetric reduction of ethyl 2-methyl 3-oxobutanoate by Chlorella.
已发布 PubMed:方便合成n-苄基-1 Convenient Synthesis of N-Benzyl-1,4-二氢吡啶 4-dihydropyridines, 环己酮 Cyclohexenones, 和来自1-aza-1的双环[3.3.1] nonan-3-one衍生物 and Bicyclo[3.3.1]nonan-3-one Derivatives from 1-Aza-1,3-丁二烯。 3-butadienes.
已发布 PubMed:[1的新合成 [A new synthesis of 1,4-二氢吡啶 4-dihydropyridines: 醛亚胺的环缩]。 cyclocondensation of aldimines].
已发布 PubMed:一种改进的直接方法,用于测量尿中的δ-氨基乙酰丙酸。 An improved direct method for the measurement of urinary delta-aminolevulinic acid.
已发布 PubMed:酪氨酸丁酸梭菌的nadh依赖性(s)特异性3-氧代丁酰-Coa还原酶的纯化和表征。 Purification and characterization of the NADH-dependent (S)-specific 3-oxobutyryl-CoA reductase from Clostridium tyrobutyricum.
已发布 PubMed:从红球红球菌分离的新型羰基还原酶的动力学研究和应用。 A kinetic study and application of a novel carbonyl reductase isolated from Rhodococcus erythropolis.
已发布 PubMed:一种新型的依赖nadh的羰基还原酶,从副念珠菌中获得的底物范围非常广泛 A novel NADH-dependent carbonyl reductase with an extremely broad substrate range from Candida parapsilosis: 纯化和表征。 purification and characterization.
已发布 PubMed:Studies of the 还原性的 reductive 生物转化 biotransformation of 已选 selected 羰 carbonyl compounds by by 整个 whole 细胞 细胞 cells and 提取物 extracts of baker's 酵母 yeast, 酿酒酵母。 Saccharomyces carevisiae.
已发布 PubMed:2-thioxo-1的合成及生物学评价 Synthesis and biological evaluations of some 2-thioxo-1,2,3,4-四氢嘧啶衍生物。 4-tetrahydropyrimidine derivatives.
已发布 PubMed:新型2-thioxo-1的合成及钙拮抗活性 Synthesis and calcium antagonistic activity of some new 2-thioxo-1,2,3,4-四氢嘧啶衍生物。 4-tetrahydropyrimidine derivatives.
已发布 PubMed:2-甲基乙酰乙酸尿排泄 Urinary excretion of 2-methylacetoacetate, 装载异亮氨酸后的2-甲基-3-羟基丁酸和替格列甘氨酸 tiglylglycine诊断2-甲基乙酰乙酰-coa硫解酶缺乏症。
已发布 PubMed:柱后荧光衍生化高效液相色谱法测定天花粉真菌毒素 High-performance liquid chromatographic method for determining trichothecene mycotoxins by post-column fluorescence derivatization.
已发布 PubMed:高效液相色谱法定量测定尿中的δ-氨基乙酰丙酸,作为铅暴露的指标。 High performance liquid chromatographic procedure for quantitative determination of urinary delta-aminolevulinic acid as indices of lead exposure.
已发布 PubMed:酮症的遗传缺陷导致过度酮症状态。 Hyperketotic states due to inherited defects of ketolysis.
已发布 PubMed:[测定铅工 尿中δ-氨基乙酰丙酸改进方法]。 [Improved method for the determination of urinary delta-aminolevulinic acid in lead workers].
已发布 PubMed:因素 Factors 影响 affecting 判定 determination of 氨基乙酰丙酸酯 delta-aminolevulinate by by use of Ehrlich's 试剂 reagent.
已发布 PubMed:通过羧酸酯刺激外排并抑制光合作用。 Stimulation of h efflux and inhibition of photosynthesis by esters of carboxylic acids.
已发布 PubMed:[肌肉松弛剂/第三次沟通 [Muscle relaxants / 3rd communication: 发展 Development of 丙烯酸 acrylic acid 衍生品 derivatives of 潜在 有力的 potential 肌肉 muscle 放松 relaxing 活动 activity (author's 翻译 transl)].
已发布 PubMed:乙酰乙酰辅酶硫醇酶缺乏症 Acetoacetyl CoA thiolase deficiency: 模拟水杨酸婴儿期严重酮症酸中毒的原因。 a cause of severe ketoacidosis in infancy simulating salicylism.
已发布 PubMed:Eicosa-2-trans-8的合成 Synthesis of eicosa-2-trans-8,11,14-全顺式-丁烯酸-3-14c和dl-3-羟基二十碳八 14-all cis-tetraenoic acid-3-14C and DL-3-hydroxy eicosa-8,11,14-全顺式三烯酸-3-14c。 14-all cis-trienoic acid-3-14C.
 
笔记 Notes:
已在患有丙酰基可可羧化酶遗传缺陷的患者的尿液中鉴定出甲基乙酰乙酸(pmid 630060) Methylacetoacetic acid has been identified in the urine of patients with an inherited deficiency of propionyl-CoA carboxylase (PMID 630060), 异亮氨酸负荷后诊断2-甲基乙酰乙酰-COA硫解酶缺乏症。 (pmid 1861461)[hmdb] and after isoleucine loading in the diagnosis of 2-methylacetoacetyl-CoA thiolase deficiency. (PMID 1861461) [HMDB]
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