氯乙酸酐

【用途一】
碱性溶液中氨基酸的N-乙酰化反应，制备氯乙酸纤维素。

[ 密度 ]:
1.2±0.1 g/cm3

[ 沸点 ]:
159.0±20.0 °C at 760 mmHg

[ 熔点 ]:
51 °C

[ 分子式 ]:
C₅H₈ClFO₂

[ 分子量 ]:
154.567

[ 闪点 ]:
63.0±10.9 °C

[ 精确质量 ]:
154.019684

[ PSA ]:
43.37000

[ LogP ]:
0.91

[ 外观性状 ]:
褐色半透明晶体

[ 蒸汽压 ]:
2.6±0.3 mmHg at 25°C

[ 折射率 ]:
1.400

[ 储存条件 ]:
室温，干燥，密封

详细MSDS(安全技术说明书)

[ 符号 ]:

GHS05, GHS06

[ 信号词 ]:
Danger

[ 危害声明 ]:
H301-H314-H317

[ 警示性声明 ]:
P280-P301 + P310-P305 + P351 + P338-P310

[ 个人防护装备 ]:
Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges

[ 危害码 (欧洲) ]:
T:Toxic;

[ 风险声明 (欧洲) ]:
R23/24/25;R35

[ 安全声明 (欧洲) ]:
S26-S28-S36/37/39-S45-S27

[ 危险品运输编码 ]:
UN 3261 8/PG 2

[ WGK德国 ]:
3

[ 包装等级 ]:
II

[ 危险类别 ]:
8

[ 海关编码 ]:
2915900090

详细合成路线

[ 海关编码 ]: 2915900090

[ 中文概述 ]:
2915900090. 其他饱和无环一元羧酸及其酸酐（酰卤、过氧）化物、过氧酸及其卤化、硝化、磺化、亚硝化衍生物. 增值税率:17.0%. 退税率:9.0%. 监管条件:AB(入境货物通关单,出境货物通关单). 最惠国关税:5.5%. 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途

[ 监管条件 ]: A.入境货物通关单 B.出境货物通关单

[ 检验检疫 ]: R.进口食品卫生监督检验 S.出口食品卫生监督检验 M.进口商品检验 N.出口商品检验

[ Summary ]:
2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

Synthesis of 3,3'-bis(sulfonato)-4,4'-bis(chloroacetamido)azobenzene and cysteine cross-linking for photo-control of protein conformation and activity.

Nat. Protoc. 2(2) , 251-8, (2007)

This protocol describes a procedure for the synthesis of 3,3'-bis(sulfonato)-4,4'-bis(chloroacetamido)azobenzene (BSBCA), a water-soluble, thiol-reactive, photo-switchable cross-linker. In addition, a...

Preparation of enantiomerically pure L-7-azatryptophan by an enzymatic method and its application to the development of a fluorimetric activity assay for tryptophanyl-tRNA synthetase.

Anal. Biochem. 252(2) , 260-70, (1997)

The reaction of D,L-7-azatryptophan (D,L-7AW) with tryptophanyl-tRNA synthetase (TrpRS), adenosine triphosphate (ATP), and Mg2+ in the presence of inorganic pyrophosphatase results in the formation of...

A facile synthesis of 2-methyl-[3,4-di-O-acetyl-6-O-(chloroacetyl)-1,2-dideoxy-alpha-D-glucopyrano]-[2',1':4,5]-2-oxazoline.

Carbohydr. Res. 51(2) , 215-22, (1976)

The use of the chloroacetyl group as a protecting group has been studied for a 2-methylglyco-[2',1':4,5]-2-oxazoline. The reaction of chloroacetyl chloride or chloroacetic anhydride with 2-acetamido-1...

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公司名：上海化源世纪贸易有限公司

区域：上海市普陀区

价格：

联系人：徐经理

产品详情：氯乙酸酐

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公司名：上海吉至生化科技有限公司

区域：上海市奉贤区

价格：
￥118.0/25g ￥348.0/100g

联系人：刘佳

产品详情：氯乙酸酐

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公司名：上海阿拉丁生化科技股份有限公司

区域：上海市浦东新区

价格：
￥56.0/5g ￥249.0/25g ￥需询单/1g ￥需询单/1g

联系人：阿拉丁

产品详情：氯乙酸酐

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