chitin
虾壳的甲壳质 chitin from shrimp shells

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    gc0425几丁质 GC0425 Chitin
    gc8934几丁质 GC8934 Chitin, 真菌起源 fungal origin
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    w0365几丁质 W0365 Chitin
CAS号 CAS Number: 1398-61-4Picture of molecule3D/INCHI
其他 Other:191802-95-6
echa ECHA einecs EINECS - REACH 预注册 Pre-Reg:215-744-3
FDA UNII:8SH93A7QWW
nikkaji网站 Nikkaji Web:J419.924C
MDL :mfcd00466914 MFCD00466914
XlogP3:-1.70(est) -1.70 (est)
分子量 Molecular Weight:221.20975000
式 Formula:c8 h15 n o6 C8 H15 N O6
生物活性总结 BioActivity Summary:清单 listing
核磁共振预测器 NMR Predictor:预测(适用于Chrome或Firefox) Predict (works with chrome or firefox)
类别 Category:abrasives, bulking 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
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
 FDA/DG SANTE Petitions, 评论 Reviews, 告示 Notices:
GRN 412 几丁质葡聚糖 Chitin-glucan from 曲霉 Aspergillus 尼日尔 niger 视图 View - notice pdf格式 PDF
 
物理性质 Physical Properties:
食品化学品法典列表 Food Chemicals Codex Listed: No
沸点 Boiling Point:1139.91 °C. @ 760.00 mm 汞 Hg (est)
闪点 Flash Point:1190.00 °F. tcc TCC ( 643.20 °C. ) (est)
logp(o / w) logP (o/w): -2.640(est) -2.640 (est)
溶于 Soluble in:
 水 water, 1e + 006 mg / l @ 25°c(est) 1e+006 mg/L @ 25 °C (est)
 
感官特性 Organoleptic Properties:
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: abrasives
bulking agents
 
供应商 Suppliers:
BOC Sciences
仅供实验/研究使用。 For experimental / research use only.
Chitin
碳合蛋白 Carbosynth
仅供实验/研究使用。 For experimental / research use only.
Chitin
外合成 ExtraSynthese
仅供实验/研究使用。 For experimental / research use only.
Chitin
Glentham Life Sciences
Chitin, 真菌起源 fungal origin
Glentham Life Sciences
Chitin
一丸 ICHIMARU PHARCOS
螃蟹(几丁质和壳聚糖) Crab (chitin and chitosan)
气味 Odor: characteristic
采用 Use: 这些物质来自螃蟹的外骨骼 These substances are derived from the exoskeletons of crabs, 虾 shrimp, 和其他甲壳类and other crustaceans, ichimaru pharcos是第一个将羧甲基几丁质和羟丙基壳聚糖应用于皮肤和头发护理产品的公司。 and ICHIMARU PHARCOS was the first to apply carboxymethyl chitin and hydroxypropyl chitosan to skin- and hair-care products.
美宝工业 Maypro Industries
Chitin
圣克鲁斯生物技术 Santa Cruz Biotechnology
仅供实验/研究使用。 For experimental / research use only.
Chitin
西格玛·奥尔德里奇 Sigma-Aldrich: 西格玛 Sigma
仅供实验/研究使用。 For experimental / research use only.
虾壳的甲壳质 chitin from shrimp shells
Synerzine
Chitin
环球防腐化学公司 Universal Preserv-A-Chem Inc.
维塔普尔感觉 VITAPURE FEELING
 
安全信息 Safety Information:
首选SDS Preferred SDS: 视图 View
 
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:
静脉内大鼠 intravenous-rat LD50 50 mg/kg
LUNGS, 胸部 THORAX, 或呼吸 OR RESPIRATION: 急性 ACUTE 肺的 PULMONARY EDEMA
Bolletino della della 社会 Societe it Italiana it Italiana di 生物学 Biologia 实验 Sperimentale. 卷 Vol. 44, pg. 1685 Pg. 1685, 1968.

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:
类别 Category: abrasives, bulking agents
甲壳素用量建议 Recommendation for chitin usage levels up to:
 不用于香水。 not for fragrance use.
 
甲壳素风味使用水平的建议值 Recommendation for chitin flavor usage levels up to:
 不用于调味料。 not for flavor use.
 
安全参考 Safety references:
Epi系统 EPI System: 视图 View
Clinicaltrials.gov ClinicalTrials.gov:search
每日医学 Daily Med: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
辅助引文 AIDS Citations:搜索 Search
癌症引文 Cancer Citations:搜索 Search
毒理学引文 Toxicology Citations: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) :1398-61-4
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 :6857375
国家过敏和传染病研究所 National Institute of Allergy and Infectious Diseases:Data
德国wgk WGK Germany:3
n-[(2r)-2 N-[(2R)-2,4,5-三羟基-6-(羟甲基)氧杂-3-基]乙酰胺 5-trihydroxy-6-(hydroxymethyl)oxan-3-yl]acetamide
chemidplus Chemidplus:0001398614
 
参考资料 References:
 n-[(2r)-2 N-[(2R)-2,4,5-三羟基-6-(羟甲基)氧杂-3-基]乙酰胺 5-trihydroxy-6-(hydroxymethyl)oxan-3-yl]acetamide
NIST化学网络书籍 NIST Chemistry WebBook: 搜索INCHI
pubchem(cid) Pubchem (cid):6857375
pubchem(sid) Pubchem (sid):135129359
 
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
CHEBI:视图 View
CHEMBL:视图 View
代谢组学数据库 Metabolomics Database:搜索 Search
hmdb(人类代谢组数据库) HMDB (The Human Metabolome Database):HMDB03362
食物 FooDB:FDB023154
家庭用品 Household Products:搜索 Search
vcf在线 VCF-Online:食品中的挥发性有机化合物 VCF Volatile Compounds in Food
化学蜘蛛 ChemSpider:视图 View
维基百科 Wikipedia:视图 View
rsc学习化学 RSC Learn Chemistry:视图 View
 
潜在搅拌机 Potential Blenders and core 组件 components note
没找到 None Found
 
潜在用途 Potential Uses:
 生物添加剂 biological additives
 
存在(自然 Occurrence (nature, food, 其他) other):note
 蟹壳 crab shell
搜索 Search pmc PMC Picture
 
同义词 Synonyms:
 虾壳的甲壳质 chitin from shrimp shells
n-[(2r)-2 N-[(2R)-2,4,5-trihydroxy-6-(hydroxymethyl)oxan-3-yl]乙酰胺 acetamide
 

文章 Articles:

已发布 PubMed:大型酿酒酵母中fks1p的缺失会导致细胞壁组成异常,并改善啤酒的风味稳定性。 Absence of fks1p in lager brewing yeast results in aberrant cell wall composition and improved beer flavor stability.
阶段 J-Stage:规 Regulation of 几丁质酶 Chitinase 生产 Production by by the 5'-Untranslated 区域 Region of the ybfm ybfM in 沙雷氏菌 Serratia 粘菌 marcescens 2170
阶段 J-Stage:哈氏弧菌几丁质酶a在精制的几丁质降解催化循环中asp313的多种作用 Multiple Roles of Asp313 in the Refined Catalytic Cycle of Chitin Degradation by Vibrio harveyi Chitinase A
阶段 J-Stage: 强大的几丁质结合蛋白的结构和功能分析小龙虾procambarus clarkii clarkii的外骨骼中的n-1(scbp-1)
已发布 PubMed:使用粒状丝状真菌米根霉atcc 20344,从富含氮的木质纤维素材料(乳牛粪)中共同生产富马酸和几丁质。 Co-production of fumaric acid and chitin from a nitrogen-rich lignocellulosic material - dairy manure - using a pelletized filamentous fungus Rhizopus oryzae ATCC 20344.
 
笔记 Notes:
β-1-> 4连接的乙酰氨基葡萄糖的线性多糖。它是地球上第二大最丰富的生物聚合物 a linear polysaccharide of beta-1->4 linked units of acetylglucosamine. it is the second most abundant biopolymer on earth, 发现 found 特别 especially in 昆虫 insects and 菌类 fungi. 什么时候 when 脱乙酰 deacetylated it is called called 壳聚糖 chitosan. 纤维素 细胞 cellulose 喜欢 like 生物聚合物 bio聚合物 polymer 组成 consisting predominantly of 直立的 unbranched 链条 chains of Beta- beta-(1->4)-2-acetamido--2-deoxy-d-葡萄糖 glucose. [默克 merck index] Chitin is an 异常 unusual 物质 substance as it is a 自然 naturally 发生 occurring 聚合物 polymer. its it Its 分解 breakdown is 进行 conducted by by 菌 bacteria which 有 have 受体 receptors to 简单 simple sugars from the 分解 de组成 composition of chitin. if If chitin is 检测到 detected 他们 they 然后 then 生产 produce 酵素 enzymes to 消化 digest the chitin by by 减少 reducing it to 简单 simple sugars and 氨 ammonia. 几丁质(ipa Chitin (IPA: [kaitin])是真菌细胞壁的主要成分之一 [Kaitin]) is one of the main components in the cell walls of fungi, 昆虫和其他节肢动物的外骨骼 the exoskeletons of insects and other arthropods, 以及其他一些动物。它是一种多糖;它是由乙酰氨基葡萄糖单元构成的(更完全 and in some other animals. It is a polysaccharide; it is constructed from units of acetylglucosamine (more completely, 正-乙酰基-d-葡萄糖-2-胺)。这些在Beta- beta-1中链接在一起 ,十二酸4-双(2-羟基乙氧基)氧杂戊-2-基] -2-(2-羟基乙氧基)乙氧基]乙酯烤盘tw-p-120 liposorb p-20 lonzest smp-20 monebatt-40 poe-20脱水山梨醇单棕榈酸酯聚氧乙烯( 20)脱水山梨醇单棕榈酸酯rheodol tw-p120山梨糖酚棕榈酸酯300吐温40 4 fashion (in a similar manner to the glucose units which form cellulose). In effect chitin may be described as cellulose with one hydroxyl group on each monomer replaced by an acetylamine group. This allows for increased hydrogen bonding between adjacent polymers, 使聚合物具有更高的强度。 giving the polymer increased strength. β-1-> 4连接的乙酰氨基葡萄糖的线性多糖。它是地球上第二大最丰富的生物聚合物 a linear polysaccharide of beta-1->4 linked units of acetylglucosamine. it is the second most abundant biopolymer on earth, 特别是在昆虫和真菌中发现。脱乙酰基时称为壳聚糖。 [hmdb] found especially in insects and fungi. When deacetylated it is called chitosan. [HMDB]
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