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Cefotaxime Impurity 39

CAS No.
66341-09-1
Chemical Name:
Cefotaxime Impurity 39
Synonyms
Ceftriaxone Impurity 15;(E)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetic acid;4-Thiazoleacetic acid, 2-amino-α-(methoxyimino)-, (αE)-;isopropyl (Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetate
CBNumber:
CB64797586
Molecular Formula:
C6H7N3O3S
Molecular Weight:
201.2
MDL Number:
MOL File:
66341-09-1.mol

Cefotaxime Impurity 39 Properties

Boiling point 425.1±37.0 °C(Predicted)
Density 1.65±0.1 g/cm3(Predicted)
pka 2.97±0.10(Predicted)

Cefotaxime Impurity 39 Chemical Properties,Uses,Production

69689-85-6
66341-09-1
Synthesis of Cefotaxime Impurity 39 from (E)-Ethyl 2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetate Hydrobromide

Cefotaxime Impurity 39 Preparation Products And Raw materials

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Ceftriaxone Impurity 15 4-Thiazoleacetic acid, 2-amino-α-(methoxyimino)-, (αE)- (E)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetic acid isopropyl (Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetate 66341-09-1