中文名称:

5-甲基异恶唑-4-甲酸

中文同义词:

5-甲基异恶唑-4-甲酸;5-甲基异噁唑-4-甲酸;5-甲基异恶唑-4-羧酸;5-甲基异噁唑-4-甲酸, 98+%;5-甲基异唑-4-甲酸,98+%;5-甲基异唑-4-甲酸;5-甲基异?F唑-4-甲酸;5-甲基-4-甲酸异F唑

英文名称:

5-Methyl-4-isoxazolecarboxylic acid

英文同义词:

5-Methyl-4-isoxazolecarboxylic acid, Tech.;5-methylisoxazole-4-carboxylic acid(SALTDATA: FREE);Methylisoxazole-4-carboxylic;LeflunoMide EP IMpurity D;4-Carboxy-5-methylisoxazole ,4-Carboxy-5-methyl-1,2-oxazole;5-Methylisoxazole-4-carboxylic acid, 99%, 99%;Leflunomide Impurity D;5-Methyl-isoxazol-4-carboxylic acid

CAS号:

42831-50-5

分子式:

C5H5NO3

分子量:

127.1

EINECS号:

1312995-182-4

相关类别:

酸类及衍生物;杂环化合物;植物生长调节剂;有机化工原料;杂环砌块;噁唑;Intermediates;通用试剂;恶唑;原料药;中间体;医药原料;42831-50-5 来氟米特中间体;有机硼化合物;有机原料;原料;化工中间体工业原料;贝尔卡主打;Acids and Derivatives;Heterocycles;Isoxazoles, Oxadiazoles, Oxazoles;Carboxylic Acids;Oxazoles, Isoxazoles Benzoxazoles;OxazoleIsoxazole;Organic acids;(intermediate of leflunomide);Heterocyclic Compounds;Carboxylic Acids;Oxazoles, Isoxazoles Benzoxazoles;Building Blocks;Heterocyclic Building Blocks;Isoxazoles;Intermediates Fine Chemicals;Pharmaceuticals

Mol文件:

42831-50-5.mol

熔点 

144-148 °C(lit.)

沸点 

308.3±22.0 °C(Predicted)

密度 

1.348±0.06 g/cm3(Predicted)

酸度系数(pKa)

2.85±0.25(Predicted)

BRN 

116000

CAS 数据库

42831-50-5(CAS DataBase Reference)

化学性质 

类白色或淡黄色结晶性粉末

用途 

用作医药来氟米特中间体

危险品标志 

Xi,F

危险类别码 

36/37/38-37/38-36-10

安全说明 

22-26-36/37/39-36-16

WGK Germany 

3

Hazard Note 

Irritant

HazardClass 

IRRITANT

海关编码 

29349990