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2B酸

2B酸用途

为有机颜料用重要中间体，可合成耐晒大红BBN、永固红F5R、耐晒红BBS、永固红2BL、耐晒红MGP等。

2B酸名称

[ CAS 号 ]:
88-51-7

[ 中文名 ]:
2-氨基-4-氯-5-甲基苯磺酸

[ 英文名 ]:
2-Amino-4-chloro-5-methylbenzenesulfonic acid

[中文别名 ]:

[英文别名 ]:

EINECS 201-837-6
2-Chloro-4-toluidine-5-sulfonic acid
3-Chloro-4-methylaniline-6-sulfonic acid
2-Chloro-p-toluidine-5-sulfonic acid
MFCD00035771
ZR CG D1 FSWQ
2B acid
2-Amino-4-chloro-5-methylbenzenesulfonic acid
Benzenesulfonic acid, 2-amino-4-chloro-5-methyl-
6-Amino-4-chloro-3-toluenesulfonic acid

2B酸物理化学性质

[ 密度 ]:
1.6±0.1 g/cm3

[ 沸点 ]:
356ºC

[ 熔点 ]:
180.5ºC

[ 分子式 ]:
C₇H₈ClNO₃S

[ 分子量 ]:
221.661

[ 精确质量 ]:
220.991348

[ PSA ]:
88.77000

[ LogP ]:
1.69

[ 外观性状 ]:
白色至淡灰色粉末

[ 折射率 ]:
1.621

[ 储存条件 ]:
库房通风低温干燥

2B酸MSDS

详细MSDS(安全技术说明书)

2B酸毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: XT6330000

CHEMICAL NAME :: m-Toluenesulfonic acid, 6-amino-4-chloro-

CAS REGISTRY NUMBER :: 88-51-7

BEILSTEIN REFERENCE NO. :: 2727161

LAST UPDATED :: 199710

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C7-H8-Cl-N-O3-S

MOLECULAR WEIGHT :: 221.67

WISWESSER LINE NOTATION :: ZR CG D1 FSWQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1055,1986 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 12300 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1055,1986

TYPE OF TEST :: LC - Lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >13 gm/m3/4H

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 1,746,1992

2B酸安全信息

[ 危害码 (欧洲) ]:
Xi

[ 风险声明 (欧洲) ]:
R36/37/38

[ 安全声明 (欧洲) ]:
S26-S36/37/39

[ 危险品运输编码 ]:
3261

[ RTECS号 ]:
XT6330000

[ 包装等级 ]:
III

[ 危险类别 ]:
8

[ 海关编码 ]:
2921430090

2B酸合成路线

详细合成路线

2B酸上下游产品

2B酸上游产品

2B酸下游产品

2B酸制备

以对硝基甲苯为原料，经氯化生成邻氯对硝甲苯和间氯对硝基甲苯的混合物，经结晶分离出邻氯对硝基甲苯，再经还原、精制、磺化而得成品。原料消耗定额：对硝基甲苯（98.5%）780kg/t、硫酸（98）485kg/t、氯气（99%）589kg/t、硫磺（99%）273kg/t、硫化钠（63.5%）1051kg/t、盐酸（32.5%）391kg/t。

2B酸海关

[ 海关编码 ]: 2921430090

[ 中文概述 ]:
2921430090 甲苯胺及其衍生物以及它们的盐. 增值税率:17.0% 退税率:9.0% 监管条件:无最惠国关税:6.5% 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 原产地证据文件及编号(例附原产地证书, 原产于欧盟的

[ Summary ]:
HS:2921430090 toluidines and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

2B酸