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4-甲基噻唑-5-甲酸

4-甲基噻唑-5-甲酸用途

【用途一】
用作医药中间体

4-甲基噻唑-5-甲酸名称

[ CAS 号 ]:
20485-41-0

[ 中文名 ]:
4-甲基噻唑-5-甲酸

[ 英文名 ]:
4-Methyl-1,3-thiazole-5-carboxylic acid

[中文别名 ]:

[英文别名 ]:

4-methyl-1,3-thiadiazole-5-carboxylic acid
4-Methyl-1H-thiazole-5-carboxylic acid
MFCD00626872
4-Methyl-thiazol-5-carbonsaeure
4-Methyl-5-thiazolecarboxylic acid
4-Methyl-1,3-thiazole-5-carboxylic acid
4-Methylthiazole-5-carboxylic acid
4-methylthiazole-5-carboxylicacid
5-Thiazolecarboxylic acid, 4-methyl-
4-Methyl-thiazole-5-carboxylic acid

4-甲基噻唑-5-甲酸物理化学性质

[ 密度 ]:
1.4±0.1 g/cm3

[ 沸点 ]:
303.6±22.0 °C at 760 mmHg

[ 熔点 ]:
287 °C (dec.)(lit.)

[ 分子式 ]:
C₅H₅NO₂S

[ 分子量 ]:
143.164

[ 闪点 ]:
137.4±22.3 °C

[ 精确质量 ]:
143.004105

[ PSA ]:
78.43000

[ LogP ]:
0.58

[ 外观性状 ]:
白色至淡黄色晶体粉末

[ 蒸汽压 ]:
0.0±0.7 mmHg at 25°C

[ 折射率 ]:
1.599

[ 储存条件 ]:
Room temperature.

4-甲基噻唑-5-甲酸MSDS

4-甲基噻唑-5-甲酸毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: XJ3680000

CHEMICAL NAME :: 5-Thiazolecarboxylic acid, 4-methyl-

CAS REGISTRY NUMBER :: 20485-41-0

BEILSTEIN REFERENCE NO. :: 0120745

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C5-H5-N-O2-S

MOLECULAR WEIGHT :: 143.17

WISWESSER LINE NOTATION :: T5N CSJ DVQ E1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1350 mg/kg

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

REFERENCE :: THERAP Therapie. (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris, France) V.1- 1946- Volume(issue)/page/year: 26,497,1971

4-甲基噻唑-5-甲酸安全信息

[ 符号 ]:

GHS07

[ 信号词 ]:
Warning

[ 危害声明 ]:
H317

[ 警示性声明 ]:
P280

[ 个人防护装备 ]:
dust mask type N95 (US);Eyeshields;Faceshields;Gloves

[ 危害码 (欧洲) ]:
Xi:Irritant;

[ 风险声明 (欧洲) ]:
R36/37/38

[ 安全声明 (欧洲) ]:
S37/39-S26

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

[ WGK德国 ]:
3

[ RTECS号 ]:
XJ3680000

[ 海关编码 ]:
2934100090

4-甲基噻唑-5-甲酸合成路线

4-甲基噻唑-5-甲酸上下游产品

4-甲基噻唑-5-甲酸上游产品

4-甲基噻唑-5-甲酸下游产品

4-甲基噻唑-5-甲酸海关

[ 海关编码 ]: 2934100090

[ 中文概述 ]:
2934100090. 结构上含有一个非稠合噻唑环的化合物(不论是否氢化). 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:20.0%

[ 申报要素 ]: 品名, 成分含量, 用途

[ Summary ]:
2934100090 other compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%