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巯基乙酸乙酯

巯基乙酸乙酯用途

【用途一】
本品为测定铁的试剂。

巯基乙酸乙酯名称

[ CAS 号 ]:
623-51-8

[ 中文名 ]:
巯基乙酸乙酯

[ 英文名 ]:
Ethylsulfanylacetat

[中文别名 ]:

[英文别名 ]:

ethyl 2-sulfanylacetate
Ethyl α-mercaptoacetate
Acetic acid, 2-mercapto-, ethyl ester
Ethyl sulfanylacetate
EINECS 210-800-3
MFCD00004874
Ethylsulfanylacetat

巯基乙酸乙酯物理化学性质

[ 密度 ]:
1.1±0.1 g/cm3

[ 沸点 ]:
157.8±13.0 °C at 760 mmHg

[ 熔点 ]:
-80 °C

[ 分子式 ]:
C₄H₈O₂S

[ 分子量 ]:
120.170

[ 闪点 ]:
47.8±0.0 °C

[ 精确质量 ]:
120.024498

[ PSA ]:
65.10000

[ LogP ]:
1.18

[ 外观性状 ]:
无色液体

[ 蒸汽压 ]:
2.7±0.3 mmHg at 25°C

[ 折射率 ]:
1.452

[ 储存条件 ]:
Flammables area

[ 稳定性 ]:
Stable. Flammable. Incompatible with strong oxidizing agents, strong bases.

巯基乙酸乙酯MSDS

巯基乙酸乙酯毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: AI6650000

CHEMICAL NAME :: Acetic acid, mercapto-, ethyl ester

CAS REGISTRY NUMBER :: 623-51-8

BEILSTEIN REFERENCE NO. :: 0605581

LAST UPDATED :: 199701

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C4-H8-O2-S

MOLECULAR WEIGHT :: 120.18

WISWESSER LINE NOTATION :: SH1VO2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 178 mg/kg

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

REFERENCE :: ZHYGAM Zeitschrift fuer die Gesamte Hygiene und Ihre Grenzgebiete. (VEB Verlag Volk und Gesundheit, Neue Gruenstr. 18, Berlin DDR-1020, Ger. Dem. Rep.) V.1- 1955- Volume(issue)/page/year: 20,575,1974

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 176 mg/kg

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

REFERENCE :: ZHYGAM Zeitschrift fuer die Gesamte Hygiene und Ihre Grenzgebiete. (VEB Verlag Volk und Gesundheit, Neue Gruenstr. 18, Berlin DDR-1020, Ger. Dem. Rep.) V.1- 1955- Volume(issue)/page/year: 20,575,1974

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 100 mg/kg

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

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD277-689

巯基乙酸乙酯安全信息

[ 符号 ]:

GHS02, GHS06

[ 信号词 ]:
Danger

[ 危害声明 ]:
H226-H301-H315-H319

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

[ 个人防护装备 ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ 危害码 (欧洲) ]:
T:Toxic;

[ 风险声明 (欧洲) ]:
R10;R25;R36/38

[ 安全声明 (欧洲) ]:
S26-S36/37/39-S45

[ 危险品运输编码 ]:
UN 1992 3/PG 3

[ WGK德国 ]:
3

[ RTECS号 ]:
AI6650000

[ 包装等级 ]:
III

[ 危险类别 ]:
3

[ 海关编码 ]:
2930909090

巯基乙酸乙酯合成路线

巯基乙酸乙酯上下游产品

巯基乙酸乙酯上游产品

巯基乙酸乙酯下游产品

巯基乙酸乙酯制备

由硫代乙醇酸与乙醇在硫酸存在下酯化而得。将硫代乙醇酸、乙醇、硫酸加热回流24小时，分出酯层，用饱和食盐水洗四次，再用无水硫酸钠干燥24小时。常压分馏，收集155-158℃馏分即得成品。

巯基乙酸乙酯海关

[ 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%

巯基乙酸乙酯文献

Covalent Incorporation of Trehalose within Hydrogels for Enhanced Long-Term Functional Stability and Controlled Release of Biomacromolecules.

Adv. Healthc. Mater. 4 , 1802-12, (2015)

Hydrogels with covalently incorporated trehalose are synthesized using thiol-ene Michael addition. Trehalose hydrogels afford prolonged stabilization and -controlled release of model enzymes in vitro ...

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