Intermediate of API

Febuxostat Impurity E

CasNo:923942-34-1

Molecular Formula:C17H18N2O3S

Specifications:>95+%

ethyl 2-(3,5-diformyl-4-hydroxyphenyl)-4-methylthiazole-5- carboxylate

CasNo:2073891-59-3

Molecular Formula:C15H13NO5S

Specifications:>95+%

Febuxostat Impurity 16

CasNo:407582-48-3

Molecular Formula:C12H8N2O3S

Specifications:>95+%HPLC

Febuxostat Impurity 47

CasNo:161718-85-0

Molecular Formula:C12H14N2O2

Specifications:>95+%

Febuxostat Impurity 33

CasNo:100118-38-5

Molecular Formula:C12H14O5

Specifications:>95+%

2-(5-cyano-2-isobutoxyphenyl)-4-methylthiazole-5-carboxylic acid

CasNo:528607-60-5

Molecular Formula:C12H13NO3

Specifications:>95+%

ethyl 2-(5-cyano-2-isobutoxyphenyl)-4-methylthiazole-5- carboxylate

CasNo:1229019-33-3

Molecular Formula:C11H10N2O

Specifications:>95+%

4-Hydroxyisophthalonitrile

CasNo:34133-58-9

Molecular Formula:C8H4N2O

Specifications:>95+%

1,3-Benzenedicarbonitrile, 4-ethoxy-

CasNo:161718-82-7

Molecular Formula:C10H8N2O

Specifications:>95+%HPLC

ethyl 2-(3-formyl-2-isobutoxyphenyl)-4-methylthiazole-5- carboxylate

CasNo:1805770-41-5

Molecular Formula:C12H12N2O

Specifications:>95+%

ethyl 2-(2-hydroxyphenyl)-4-methylthiazole-5-carboxylate

CasNo:118485-48-6

Molecular Formula:C13H13NO3S

Specifications:>95+%

diethyl 2,2'-(4-isobutoxy-1,3-phenylene)bis(4-methylthiazole-5- carboxylate)

CasNo:1346238-13-8

Molecular Formula:C24H28N2O5S2

Specifications:>95+%