Category:
Chiral Intermediates
CAS NO:
84080-70-6
Standard:
USP,
≥99%
This compound, 4-Chloro-2-(Z)-methoxycarbonyl methoxyimino-3-oxobutyric acid, is a specialized intermediate in cephalosporin synthesis. Its core process involves the condensation of 4-chloroacetoacetate derivatives with methoxymethoxyamine. The molecular formula is C7H8ClNO5. CAS No. is typically associated with cephalexin precursors.