2-Aminothiazole-methoxyimino acetic acid

It appears as a white to pale yellow crystalline powder, sparingly soluble in water but soluble in organic solvents like ethanol or dichloromethane. 2-Aminothiazole-methoxyimino acetic acid is a β-lactam side-chain intermediate employed to synthesize cephalosporin antibiotics, particularly third-generation derivatives.

API Name Cephalosporin g
CAS No 65872-41-5
Molecular Formula C6H7N3O3S
Molecular Weight 201.21 g/mol
Synonyms (2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetic acid