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对甲苯亚磺酸钠

对甲苯亚磺酸钠用途

用作医药、分散染料中间体，也用作灌浆材料固化剂可用于有机合成、制药。

对甲苯亚磺酸钠名称

[ CAS 号 ]:
824-79-3

[ 中文名 ]:
对甲苯亚磺酸钠

[ 英文名 ]:
Sodium toluene-4-sulphinate

[中文别名 ]:

对甲苯亚硫酸钠盐水合物

[英文别名 ]:

Sodium 4-methylbenzenesulfinate
sodium,4-methylbenzenesulfinate
EINECS 212-538-5
MFCD00013136
Benzenesulfinic acid, 4-methyl-, sodium salt (1:1)

对甲苯亚磺酸钠物理化学性质

[ 沸点 ]:
340ºC at 760 mmHg

[ 熔点 ]:
>300 °C(lit.)

[ 分子式 ]:
C₇H₇NaO₂S

[ 分子量 ]:
178.184

[ 闪点 ]:
159.4ºC

[ 精确质量 ]:
178.006439

[ PSA ]:
59.34000

[ LogP ]:
2.09870

[ 外观性状 ]:
白色至灰白色结晶粉末

[ 储存条件 ]:
存放于惰性气体之中;避免湿气 (吸湿)

对甲苯亚磺酸钠MSDS

对甲苯亚磺酸钠毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: XT4725000

CHEMICAL NAME :: p-Toluenesulfinic acid, sodium salt

CAS REGISTRY NUMBER :: 824-79-3

LAST UPDATED :: 199707

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C7-H7-O2-S.Na

MOLECULAR WEIGHT :: 178.19

WISWESSER LINE NOTATION :: OSO&R D1 &-NA-

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3200 mg/kg

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

REFERENCE :: KODAK* Kodak Company Reports. (343 State St., Rochester, NY 14650) Volume(issue)/page/year: 21MAY1971

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1600 mg/kg

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

REFERENCE :: KODAK* Kodak Company Reports. (343 State St., Rochester, NY 14650) Volume(issue)/page/year: 21MAY1971

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: >1 gm/kg

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

REFERENCE :: KODAK* Kodak Company Reports. (343 State St., Rochester, NY 14650) Volume(issue)/page/year: 21MAY1971 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2443 No. of Facilities: 15 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 83 (estimated)

对甲苯亚磺酸钠安全信息

[ 个人防护装备 ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ 危害码 (欧洲) ]:
Xi: Irritant;

[ 风险声明 (欧洲) ]:
R36/37/38

[ 安全声明 (欧洲) ]:
S22-S24/25

[ 危险品运输编码 ]:
NONH for all modes of transport

[ WGK德国 ]:
2

[ RTECS号 ]:
XT4725000

[ 海关编码 ]:
2930909090

对甲苯亚磺酸钠合成路线

对甲苯亚磺酸钠上下游产品

对甲苯亚磺酸钠上游产品

对甲苯亚磺酸钠下游产品

对甲苯亚磺酸钠海关

[ 海关编码 ]: 2930909090

[ 中文概述 ]:
2930909090. 其他有机硫化合物. 增值税率:17.0%. 退税率:13.0%. 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

[ Summary ]:
2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

对甲苯亚磺酸钠文献

Preparation, separation, and confirmation of the eight geometrical cis/trans conjugated linoleic acid isomers 8,10- through 11,13-18:2.

Lipids 34(8) , 873-7, (1999)

Conjugated linoleic acid (CLA) mixtures were isomerized with p-toluenesulfinic acid or I2 catalyst. The resultant mixtures of the eight cis/trans geometric isomers of 8,10-, 9,11-, 10,12-, and 11,13-o...

A comparison of dilute aqueous p-toluenesulfonic and sulfuric acid pretreatments and saccharification of corn stover at moderate temperatures and pressures.

Bioresour. Technol. 125 , 114-8, (2012)

Single step pretreatment-saccharification of corn stover was investigated in aqueous p-toluenesulfonic and sulfuric acid media. Dilute aqueous solution of p-toluenesulfonic acid was a better catalyst ...

Regioselective multi-component synthesis of 1H-pyrazolo[3,4-d]pyrimidine-6(7H)-thiones.

Mol. Divers. 16(3) , 591-600, (2012)

A variety of pyrazolo[3,4-d]pyrimidine-6(7H)-thione derivatives were easily synthesized with a novel, simple, efficient, and regioselective method via three-component condensation reaction of 5-methyl...

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