类别 Category:flavor and fragrance agents
美国 US/欧盟 EU/ fda / jecfa / fema / Flavis / 文献 Scholar /专利 Patent :
物理性质 Physical Properties:
出现 Appearance: | 无色至黄油状液体(est) colorless to yellow oily liquid (est) |
化验 Assay: | 95.00至100.00 95.00 to 100.00
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食品化学品法典列表 Food Chemicals Codex Listed: | No |
比重 Specific Gravity: | 0.86200 to 0.86800 @ 25.00 °C.
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磅每加仑-(est)。 Pounds per Gallon - (est).: | 7.173 to 7.223
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折光率 Refractive Index: | 1.44200 to 1.44700 @ 20.00 °C.
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熔点 Melting Point: | -53.00 °C. @ 760.00 mm 汞 Hg
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沸点 Boiling Point: | 126.76 °C. @ 760.00 mm 汞 Hg
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沸点 Boiling Point: | 41.00 °C. @ 23.00 mm 汞 Hg
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蒸汽压力 Vapor Pressure: | 8.757000 毫米汞柱 mm汞 Hg @ 25.00 °C. (est) |
闪点 Flash Point: | 87.00 °F. tcc TCC ( 30.56 °C. )
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logp(o / w) logP (o/w): | 1.069(est) 1.069 (est) |
溶于 Soluble in: |
| alcohol | | 二丙烯 dipropylene glycol | | propylene glycol | | 水 water, 28900毫克/升@ 20°C(经验值 exp) |
感官特性 Organoleptic Properties:
气味类型 Odor Type: vegetable |
气味强度 Odor Strength:介质 medium , 建议在10.00%或更少的溶液中闻到 recommend smelling in a 10.00 % solution or less |
pungent earthy vegetable acrylate |
气味描述 Odor Description:at 10.00 % in propylene glycol. pungent earthy vegetable 丙烯酸 acrylic |
musty earthy chemical nutty chocolate woody |
气味描述 Odor Description:at 1.00 %. musty, 霉菌 mildew, earthy, chemical, 坚果般的卡板 card board like with nutty, chocolate and woody nuances Mosciano, 杰拉德 Gerard, (2009) |
风味类型 Flavor Type: potato |
potato raw potato baked potato raw vegetable nutty dirty |
口味描述 Taste Description: at 3.00 百万分之几 ppm. potato bin, 生和烤土豆 raw and baked potato, 吉米卡与原始植物 jimica with raw vegetative, nutty and dirt 喜欢 like nuances Mosciano, 杰拉德 Gerard, (2009) |
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:
供应商 Suppliers:
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): | xn-有害。 Xn - Harmful. |
R 10 - 易燃的 Flammable. R 20/21/22 - 有害 Harmful by by 吸入 inhalation, in contact with skin 皮 and if 吞下 sw允许 allowed. S 01/02 - 保持 Keep 已锁定 locked up and out of the 达到 reach of 孩子们 children. S 16 - 保持 Keep 远 away from 资料来源 sources of 点火 ignition - No 抽烟 Smoking. S 20/21 - 什么时候 When 使用 using do not eat, 喝 drink or 抽烟 smoke. S 23 - do Do not 呼吸 breath 汽 vapour. S 24/25 - 避免 Avoid contact with skin 皮 and 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 看到 seek 医疗 medical advice. S 36/37/39 - 穿 Wear 适当 suitable 服装 clothing, 手套和眼睛/面部防护。 gloves and eye/face protection.
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危害识别 Hazards identification |
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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 |
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象形图 Pictogram | |
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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: |
口服兔子 oral-rabbit LD50 1000 mg/kg kg "do Documentation of the 阈 Threshold Limit 价值观 Values and 生物 Biological 接触 Exposure 指标 Ind冰 ices," 第五版。 5th ed., 辛辛那提 Cincinnati, oh OH, 美国政府工业卫生学家会议 American Conference of Governmental Industrial Hygienists, 公司 Inc., 1986卷6 1986Vol. 6, pg。 896 Pg. 896, 1991.
老鼠 oral-mouse LD50 710 mg/kg kg "有毒的 Toxicometric 参数 Parameters of 产业 Industrial 有毒的 Toxic 化学药品 Chemicals 下 Under 单 Single 接触 Exposure," 伊兹梅罗夫 Izmerov, n.f. N.F., 等。 et al., 莫斯科 Moscow, 国际项目中心 Centre of International Projects, k GKNT, 1982年-- 1982Vol. -, pg。 80 Pg. 80, 1982.
腹腔内小鼠 intraperitoneal-mouse LD50 354 mg/kg kg Shell Chemical Company. 未发表 Unpublished 报告 Report. 卷 Vol. -, pg。 6 Pg. 6, 1961.
哺乳动物 oral-mammal (种类 species 未指定 unspecified) LD50 710 mg/kg kg Gigiena i 萨尼塔利亚 Sanitariya. For 英语 English 翻译 翻译 translation, 见hysaav。卷39(4) see HYSAAV. Vol. 39(4), pg。 86 Pg. 86, 1974.
口鼠 oral-rat LD50 1120 mg/kg kg "do Documentation of the 阈 Threshold Limit 价值观 Values and 生物 Biological 接触 Exposure 指标 Ind冰 ices," 第五版。 5th ed., 辛辛那提 Cincinnati, oh OH, 美国政府工业卫生学家会议 American Conference of Governmental Industrial Hygienists, 公司 Inc., 1986卷6 1986Vol. 6, pg。 896 Pg. 896, 1991.
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皮肤毒性 Dermal Toxicity: |
皮下青蛙 subcutaneous-frog ldlo LDLo 1400 mg/kg kg Archiv 富尔 fuer 实验 Experimentelle 病理学 Pathologie und 药理学 Pharmakologie. 卷 Vol. 56, pg。 346 Pg. 346, 1906.
皮肤兔子 skin 皮-rabbit LD50 5150 mg/kg kg Raw 材料 Material Data 手册 Handbook, 第1卷 Vol.1: 有机溶剂 Organic Solvents, 1974年。 1个 1974. Vol. 1, pg。 71 Pg. 71, 1974.
皮下兔子 subcutaneous-rabbit ldlo LDLo 840 mg/kg kg Archiv 富尔 fuer 实验 Experimentelle 病理学 Pathologie und 药理学 Pharmakologie. 卷 Vol. 56, pg。 346 Pg. 346, 1906.
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吸入毒性 Inhalation Toxicity: |
吸入小鼠 吸入 inhalation-mouse LC50 10000 mg/m3/2H "有毒的 Toxicometric 参数 Parameters of 产业 Industrial 有毒的 Toxic 化学药品 Chemicals 下 Under 单 Single 接触 Exposure," 伊兹梅罗夫 Izmerov, n.f. N.F., 等。 et al., 莫斯科 Moscow, 国际项目中心 Centre of International Projects, k GKNT, 1982年-- 1982Vol. -, pg。 80 Pg. 80, 1982.
吸入几内亚 吸入 inhalation-guinea 猪 pig 克洛 LCLo 500 百万分之几 ppm/8H LUNGS, 胸部 THORAX, 或呼吸 OR RESPIRATION: 其他 OTHER CHANGES Journal of 产业 Industrial 卫生 Hygiene and 毒理学 有毒的 Toxicology. 卷 Vol. 24, pg。 46 Pg. 46, 1942.
吸入 吸入 inhalation-human 克隆 TCLo 25 百万分之几 ppm SENSE 器官 ORGANS and And ND 特别 SPECIAL 感官 SENSES: 结膜刺激 CONJUNCTIVE IRRITATION: EYE Journal of 产业 Industrial 卫生 Hygiene and 毒理学 有毒的 Toxicology. 卷 Vol. 28, pg。 262 Pg. 262, 1946.
吸入大鼠 吸入 inhalation-rat LC50 9000 mg/m3/4H "有毒的 Toxicometric 参数 Parameters of 产业 Industrial 有毒的 Toxic 化学药品 Chemicals 下 Under 单 Single 接触 Exposure," 伊兹梅罗夫 Izmerov, n.f. N.F., 等。 et al., 莫斯科 Moscow, 国际项目中心 Centre of International Projects, k GKNT, 1982年-- 1982Vol. -, pg。 80 Pg. 80, 1982.
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使用安全信息 Safety in Use Information:
类别 Category: | flavor and fragrance agents |
IFRA IFRA 码 Code of 实践 Practice 通知 Notification of the 49th 修正案 Amendment to the IFRA IFRA 码 Code of 实践 Practice |
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最大化源自调查的每日摄入量(msdi-eu) Maximised Survey-derived Daily Intakes (MSDI-EU): | 0.34(微克/ 均/天) 0.34 (μg/capita/day) |
最大化源自调查的每日摄入量(msdi-usa) Maximised Survey-derived Daily Intakes (MSDI-USA): | nd(微克/ 均/天) ND (μg/capita/day) |
关注点 Threshold of Concern: | 540(微克/ /天) 540 (μg/person/day) |
结构类 Structure Class: | II |
采用 Use 等级 levels for FEMA GRAS flavoring 物质 substances on 哪一个 which the FEMA 专家 Expert 面板 Panel 基于 based its 判断 judgments that the 物质 substances are 通常 基因 generally 公认的 recognized as safe (GRAS). |
The 专家 Expert 面板 Panel 也 also 发表 publishes 分离 separate 广泛 extensive 评论 reviews of scientific information on all FEMA GRAS flavoring 物质 substances and can be 发现 found at FEMA 味道 Flavor Ingredient 图书馆 Library |
出版编号 publication number: 6 |
点击这里查看出版物6 Click here to view publication 6 |
| 平均 average 通常 usual 百万分之几 ppm | 平均 average 最大 maximum 百万分之几 ppm |
焙烤食品 baked goods: | - | 2.25000 |
饮料(不含醇) beverages(nonalcoholic): | - | - |
醇饮料 beverages(alcoholic): | - | - |
早餐麦片 breakfast cereal: | - | - |
起司 cheese: | - | - |
口香糖 chewing gum: | - | - |
调味品/调味品 condiments / relishes: | - | - |
糖果烧烤 confectionery froastings: | - | - |
蛋制品 egg products: | - | - |
脂肪/油 fats / oils: | - | - |
鱼产品 fish products: | - | - |
冷冻乳制品 frozen dairy: | - | 0.75000 |
水果冰 fruit ices: | - | 0.75000 |
明胶/布丁 gelatins / puddings: | - | 0.50000 |
砂糖 granulated sugar: | - | - |
肉汁 gravies: | - | - |
硬糖 hard candy: | - | 1.12000 |
仿乳制品 imitation dairy: | - | - |
速溶咖啡/茶 instant coffee / tea: | - | - |
果酱/果冻 jams / jellies: | - | - |
肉制品 meat products: | - | - |
奶制品 milk products: | - | 0.40000 |
坚果产品 nut products: | - | - |
其他谷物 other grains: | - | - |
家禽 poultry: | - | - |
加工水果 processed fruits: | - | - |
加工蔬菜 processed vegetables: | - | - |
重构蔬菜 reconstituted vegetables: | - | - |
调味料 seasonings / flavors: | - | - |
休闲食品 snack foods: | - | - |
软糖 soft candy: | - | - |
汤类 soups: | - | - |
糖替代品 sugar substitutes: | - | - |
甜酱 sweet sauces: | - | - |
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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 de精细 fined as the 平均 average of 已报告 reported 用法 用法 usages and "最大 maximum use" is 定义的 de精细 fined as the 95th 百分位 percentile of 已报告 reported 用法 用法 usages (efsa 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): | 0.40000 | 0.40000 |
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): | - | - |
食用冰 Edible ices, 包括果子露和果汁冰糕(03.0) including sherbet and sorbet (03.0): | 0.75000 | 0.75000 |
加工水果(04.1) Processed fruit (04.1): | - | - |
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): | 1.12000 | 1.12000 |
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): | - | - |
烘焙用具(07.0) Bakery wares (07.0): | 2.25000 | 2.25000 |
肉和肉制品 Meat and meat products, 包括家禽和野味(08.0) including poultry and game (08.0): | - | - |
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) : | - | - |
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): | 0.50000 | 0.50000 |
用于特定营养用途的食品(13.0) Foodstuffs intended for particular nutritional uses (13.0): | 0.50000 | 0.50000 |
不含醇 Non-酒鬼 alcoholic ("柔软的 soft") 饮料 beverages, 不包括乳制品(14.1) excl. dairy products (14.1): | - | - |
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): | - | - |
即食美味(15.0) Ready-to-eat savouries (15.0): | - | - |
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): | - | - |
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...
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欧洲食品安全局(efsa EFSA)参考 :
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apha apha列表 , 代表fge.19物质的β-不饱和醛和酮进行遗传毒性测试[1]-食品接触材料小组的声明 beta-Unsaturated Aldehydes and Ketones representative of FGE.19 substances for Genotoxicity Testing [1] - Statement of the Panel on Food Contact Materials, 酵素 Enzymes, 调味料 调味料 Flavourings and 处理中 Processing 艾滋病 Aids (cef CEF) 视图 View page or 视图 View pdf
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关于调味剂组评估的科学见解204(fge.204) Scientific Opinion on Flavouring Group Evaluation 204 (FGE.204): 考虑18种单不饱和代表的遗传毒性数据 Consideration of genotoxicity data on representatives for 18 mono-unsaturated, 脂族的 aliphatic, a,-不饱和 �-不饱和 un饱和的 saturated 酮类 ketones and 前体 前体 precursors from chemical 亚组 subgroup 1.2.1 of ge FGE.19 by by efsa EFSA 视图 View page or 视图 View pdf
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关于调味剂组评估的科学意见63 Scientific Opinion on Flavouring Group Evaluation 63, 版本2(fge.63rev2) Revision 2 (FGE.63Rev2): 考虑脂肪族仲醇 Consideration of aliphatic secondary alcohols, jecfa(第五十九和第六十九次会议)评估的酮和相关酯的结构与饱和和不饱和脂族仲醇有关 ketones and related esters evaluated by JECFA (59th and 69th meetings) structurally related to saturated and unsaturated aliphatic secondary alcohols, 酮类 ketones and esters of 次要的 secondary alcohols and 饱和的 saturated linear or 支链 branched-chain 羧酸 carboxylic acids acids 已评估 evaluated by by efsa EFSA in ge FGE.07Rev4 视图 View page or 视图 View pdf
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关于调味剂组评估的科学意见63 Scientific Opinion on Flavouring Group Evaluation 63, 版本3(fge.63rev3) Revision 3 (FGE.63Rev3): 脂族仲醇 aliphatic secondary alcohols, jecfa(第五十九和第六十九次会议)评估的酮和相关酯的结构与饱和和不饱和脂族仲醇有关 ketones and related esters evaluated by JECFA (59th and 69th meetings) structurally related to saturated and unsaturated aliphatic secondary alcohols, 酮类 ketones and esters of 次要的 secondary alcohols and 饱和的 saturated linear or 支链 branched-chain 羧酸 carboxylic acids acids 已评估 evaluated by by efsa EFSA in ge FGE.07Rev4 视图 View page or 视图 View pdf
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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 |
尼什袖珍指南 NIOSH Pocket Guide:search |
nlm NLM有害物质数据库 :搜索 Search |
癌症引文 Cancer Citations:搜索 Search |
环境诱变信息中央 Env. Mutagen Info. Center:搜索 Search |
橙花发育和 毒性 NLM Developmental and Reproductive Toxicity:搜索 Search |
EPA物质注册服务(tsca TSCA) :141-79-7 |
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 :8858 |
国家过敏和传染病研究所 National Institute of Allergy and Infectious Diseases:Data |
明智的 WISER:联合国1229 UN 1229 |
德国wgk WGK Germany:1 |
4-methylpent-3-en-2-one |
chemidplus Chemidplus:0000141797 |
epa / noaa客串 EPA/NOAA CAMEO:有害物质 hazardous materials |
技术 technical:141-79-7 |
参考资料 References:
其他资料 Other Information:
潜在搅拌机 Potential Blenders and core components note
潜在用途 Potential Uses:
存在(自然 Occurrence (nature, food, 其他) other): note
同义词 Synonyms:
异 iso | butenyl methyl ketone | 2,2- | dimethyl vinyl methyl ketone | 2,2- | dimethylvinyl methyl ketone | 3-iso | hexen-2-one | | 氧化异丁烯 mesityl oxide | | 氧化异丁烯 mesityl oxide 自然 natural | | 异丙氧基 mesityloxyde | | methyl 2-methyl-1-pr打开 openyl ketone | | methyl 2,2-dimethyl vinyl ketone | | methyl 2,2-dimethylvinyl ketone | | methyl 异丁烯基 isobutenyl ketone | 4- | methyl pent-3-en-2-one | 2- | methyl-2-penten-4-one | 4- | methyl-3-penten-2-one | 4- | methyl-3-pentene-2-one | 2- | methyl-4-oxo-2-pentene | 4- | methyl-pent-3-en-2-one | 4- | methylpent-3-en-2-one | 3- | penten-2-one, 4-methyl- | 异 iso | propylidene acetone | 异 iso | propylideneacetone |
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已发布 PubMed:橙花网络在电泳介导的微分析中预测产物分布中的应用 Application of artificial neural networks in the prediction of product distribution in electrophoretically mediated microanalysis. |
已发布 PubMed:多晶uo2表面上的丙酮反应 Acetone reactions over the surfaces of polycrystalline UO2: 动力学和光谱学研究。 a kinetic and spectroscopic study. |
已发布 PubMed:功能导向的合成方法应用于抗肉毒杆菌天然产物妥善丹宁。 Function-oriented synthesis applied to the anti-botulinum natural product toosendanin. |
已发布 PubMed:影响吡啶鎓脂质基基因转移的结构和配方因素。 Structural and formulation factors influencing pyridinium lipid-based gene transfer. |
已发布 PubMed:气相色谱-嗅觉法分析两种市售爱尔兰牛肉的挥发性成分。 Gas chromatography-olfactometry analysis of the volatile compounds of two commercial Irish beef meats. |
已发布 PubMed:土壤中钒的形态。 Speciation of vanadium in soil. |
已发布 PubMed:土壤中and和 的形态。 Speciation of scandium and gallium in soil. |
已发布 PubMed:4-甲基-4-硫烷基戊二-2-酮的半胱氨酸-s-共轭物前体的令 惊讶的结构不稳定性 Surprising structural lability of a cysteine-S-conjugate precursor of 4-methyl-4-sulfanylpentan-2-one, 葡萄的葡萄酒中的各种香气。简历。长相思 a varietal aroma in wine of Vitis vinifera L. cv. Sauvignon blanc. |
已发布 PubMed:α[2 + 2]环加成反应的选择性起源 Origins of selectivity for the [2+2] cycloaddition of alpha,多孔自组装有机骨架中的β-不饱和酮。 beta-unsaturated ketones within a porous self-assembled organic framework. |
已发布 PubMed:化学电离质谱法研究室内空气污染物丙酮在德固沙p25 tio2上的光化学。 Photochemistry of the indoor air pollutant acetone on Degussa P25 TiO2 studied by chemical ionization mass spectrometry. |
已发布 PubMed:[感官评估测试 [Sensory evaluation test: 抑制素和卡波菌素(通用药物)的气味成分分析和内毒素含量比较可口性] odor component analysis and endotoxin content of Krestin and Carbocrin (generic drug) to compare palatability]. |
已发布 PubMed:使用切向连接的毛细管进行二维毛细管电泳。 Two-dimensional capillary electrophoresis using tangentially connected capillaries. |
已发布 PubMed:skraup-doebner-von miller喹啉合成机理的研究。 On the mechanism of the Skraup-Doebner-Von Miller quinoline synthesis. |
已发布 PubMed:促进迟钝的狄尔斯-阿尔德反应的新方法 A new approach to promoting sluggish Diels-Alder reactions: 二烯的二配位配位。 dihapto-coordination of the diene. |
已发布 PubMed:自由基与α的气相反应的实验研究 An experimental study of the gas-phase reaction of the NO3 radical with alpha,β-不饱和羰基化合物。 beta-unsaturated carbonyl compounds. |
已发布 PubMed:精制合成2 Refined Synthesis of 2,3,4,5-四氢-1 5-Tetrahydro-1,3,3-三甲基双吡啶 3-trimethyldipyrrin, 一种看似简单的水卟啉前体。 a Deceptively Simple Precursor to Hydroporphyrins. |
已发布 PubMed:脯氨酸涂层色谱柱,用于通过柱内衍生化毛细管电泳色谱分离氨基酸。 Proline-coated column for the capillary electrochromatographic separation of amino acids by in-column derivatization. |
已发布 PubMed:最强的可分离酸。 The strongest isolable acid. |
已发布 PubMed:半胱氨酸和(e)-2-甲基-2-丁烯醛的模型反应系统的分析 Analysis of a model reaction system containing cysteine and (E)-2-methyl-2-butenal, (e)-2-己 (E)-2-hexenal, 或异丁烯氧化物。 or mesityl oxide. |
已发布 PubMed:轻度硬化症的菌核释放出的挥发性化合物 Volatile compounds emitted by sclerotia of Sclerotinia minor, 菌核菌 Sclerotinia sclerotiorum, 和菌核菌。 and Sclerotium rolfsii. |
已发布 PubMed:间苯二酚与α的反应 Reaction of Resorcinol with alpha,β-不饱和酮。 beta-Unsaturated Ketones. |
已发布 PubMed:通过压力辅助毛细管电泳进行中通量pka筛选药物。 Medium-throughput pKa screening pharmaceuticals by pressure-assisted capillary electrophoresis. |
已发布 PubMed:使用4分光光度法测定商业样品和小麦籽粒中的痕量铁(铁(iii)二甲基二硫代氨基甲酸铁)。 Spectrophotometric determination of ferbam (iron(III) dimethyldithiocarbamate) in commercial sample and wheat grains using 4,7-二苯基-1 7-diphenyl-1,提取到异丁烯氧化物中后生成10-菲咯啉。 10-phenanthroline after extraction into mesityl oxide. |
已发布 PubMed:低于ppb含量的含硫葡萄酒气味剂的定量测定。 1.氘代类似物的合成。 Quantitative determination of sulfur containing wine odorants at sub-ppb levels. 1. Synthesis of the deuterated analogues. |
已发布 PubMed:咪唑涂层毛细管柱用于芳香酸电泳分离的制备和评价。 Preparation and evaluation of an imidazole-coated capillary column for the electrophoretic separation of aromatic acids. |
已发布 PubMed:三唑啉二酮与共轭烯酮的烯反应中的同位素效应和顺选择性 Isotope effects and syn selectivity in the ene reaction of triazolinedione with conjugated enones: 叠氮化亚胺还是开放的中间机制? aziridinium imide or an open intermediate mechanism? |
已发布 PubMed:五个品种加工的老花饮料中的香气成分的嗅觉和定量分析。 Olfactory and quantitative analysis of aroma compounds in elder flower (Sambucus nigra L.) drink processed from five cultivars. |
已发布 PubMed:一种使用毛细管区带电泳确定dna结合常数的可靠方法。 A robust method for determining DNA binding constants using capillary zone electrophoresis. |
已发布 PubMed:一种通过高效毛细管电泳对n-聚糖作图的策略。 A strategy for the mapping of N-glycans by high-performance capillary electrophoresis. |
已发布 PubMed:毛细管区带电泳分析多种含磷酸Serase的酪蛋白肽 The analysis of multiple phosphoseryl-containing casein peptides using capillary zone electrophoresis. |
已发布 PubMed:毛细管区带电泳分离度的优化 Optimization of resolution in capillary zone electrophoresis: 施加电压和缓冲液浓度的综合影响。 combined effect of applied voltage and buffer concentration. |
已发布 PubMed:短期暴露于大鼠各种空中刺激物后的肾上腺依赖性明串球菌减少症。 Adrenal-dependent leucopenia after short-term exposure to various airborne irritants in rats. |
已发布 PubMed:beta射线对与不同于.oh的氧化种有关的噬菌体dna转染活性的低剂量率效应 Low-dose-rate effect of tritium beta-rays on transfection activity of phage DNA related to an oxidative species different from .OH, ho2。 o2-。 HO2. O2-., 和h2o2。 and H2O2. |
已发布 PubMed:2,4-二氨基-5-苄基嘧啶和类似物作为抗菌剂。 12. 1 4-Diamino-5-benzylpyrimidines and analogues as antibacterial agents. 12. 1,对细菌二氢叶酸还原酶具有高活性和特异性的2-二氢喹啉基甲基类似物。 2-Dihydroquinolylmethyl analogues with high activity and specificity for bacterial dihydrofolate reductase. |
已发布 PubMed:通过将亚铁-高氯酸根离子缔合络合物萃取到异亚丙基丙酮中进行二阶导数分光光度法测定铁。 Second derivative spectrophotometric determination of iron by extraction of the ferroin-perchlorate ion-association complex into mesityl oxide. |
已发布 PubMed:氯化甲基化α产生诱变剂 Mutagen production by chlorination of methylated alpha,β-不饱和酮。 beta-Unsaturated Ketones. |
已发布 PubMed:定量评估小鼠脂肪族酮的感觉刺激性和橙花行为特性。 Quantitative evaluation of sensory irritating and neurobehavioural properties of aliphatic ketones in mice. |
已发布 PubMed:锌提取 Extraction of zinc, 镉和汞的水杨酸盐。 cadmium and mercury salicylates. |
已发布 PubMed:薄荷细胞系对单萜的生物转化。 Biotransformation of monoterpenes by Mentha cell lines. |
已发布 PubMed:锌的选择性萃取分离 Selective extractive separation of zinc, 碘化物介质中的镉和铅与三氧化二砷。 cadmium and lead from iodide media with mesityl oxide. |
已发布 PubMed:铋的提取和分离(iii)。 Extraction and separation of bismuth(III). |
已发布 PubMed:[影响 Effect of 4-methyl-3-penten-2-one (1-phthalazinyl) 腙 hydra区 zone (布特拉嗪 芽 budralazine) on 内 intra- and 颅外的 extracranial 循环 circulation in cats cats (author's 翻译 transl)]. |
已发布 PubMed:酸性生长条件对三种新兴大型植物的一些影响 Solvent extraction separation of hafnium with 4-methyl-3-pentene-2-one. |
已发布 PubMed:[苯乙烯迁移到聚酯树脂储罐中的酒中]。 [Styrene migration into wine contained in polyester resin tanks]. |
已发布 PubMed:硫代苯甲酰丙酮的萃取和分光光度法测定钴(ii),同时测定钴和镍。 Extraction and spectrophotometric determination of cobalt(II) with thiobenzoylacetone and simultaneous determination of cobalt and nickel. |
已发布 PubMed:谷胱甘肽与共轭羰基的反应 Reaction of glutathione with conjugated carbonyls. |
已发布 PubMed:异亚丙基丙酮的溶剂萃取碲(iv)。直接比浊法测定。 Solvent extraction of tellurium(IV) with mesityl oxide. Direct nephelometric determination. |
已发布 PubMed:β-甲基-δ-酮-δ-己酸和异戊烯醇氧化物在乙酰胆碱酶促合成中作为乙酰基供体。 beta-Methyl-delta-keto-Delta(alphabeta)-hexenoic acid and mesityl oxide as acetyl donors in the enzymic synthesis of acetylcholine. |
已发布 PubMed:卫生指南系列 Hygienic guide series: 异亚丙基丙酮。 mesityl oxide. |
已发布 PubMed:液-液萃取钨me合金合金钢。 Liquid-liquid extraction of tungsten(VI) with mesityl oxide application to an alloy steel. |
已发布 PubMed:薄层色谱分离锆。 Separation of zirconium by thin-layer chromatography. |
已发布 PubMed:[含乙醇胺的磷脂与α的反应 [Reaction of phosphatides containing ethanolamine with an alpha,β-不饱和酮(间苯三酚)]。 beta-unsaturated ketone (mesityl oxide)]. |
已发布 PubMed:食物中的臭味 Catty odours in food: 它们在肉类仓库中的生产是由油漆溶剂中的异丁烯三氧化物制成。 their production in meat stores from mesityl oxide in paint solvents. |
已发布 PubMed:食物中的臭味 Catty odours in food: 它们在肉类仓库中的生产是由油漆溶剂中的异丁烯三氧化物制成。 their production in meat stores from mesityl oxide in paint solvents. |
已发布 PubMed:食物中的臭味 Catty odours in food: 肉桂醛和肉桂(邻)基衍生物与硫醇的反应。 the reaction between mesityl oxide and sulphur compounds in foodstuffs. |
已发布 PubMed:丁烯二异烟酸(cih)和异丁烯酰(mih)在实验性结核中的作用。 The effect of crotonylidene isonicotinic acid hydrazone (CIH) and mesityl oxide hydrazone (MIH) in experimental tuberculosis. |
已发布 PubMed:异亚丙基丙酮的磺化。 The sulphonation of mesityl oxide. |
已发布 PubMed:异丁烯二氧化物的两种异构体的分离和纯化。 The isolation and purification of two isomers of mesityl oxide. |
已发布 PubMed:非水溶剂中的酸碱催化;草酸甲基间苯二酚草酸酯在氯苯溶液中于99度的异构化。 Acid-base catalysis in non-aqueous solvents; the isomerisation of methyl mesityl oxide oxalate in chlorobenzene solution at 99 degrees. |
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