Patent ID: 11897844
Assignee: API CORPORATION
Field: Organic fine chemistry (Chemistry)
Classification: CPC C  Y | IPC C

Claim 0:
1. A method for producing a compound represented by the formula (2):, wherein PG1 is an amino-protecting group, PG2 is an amino-protecting group, PG3 is a hydroxyl-protecting group, LG is a leaving group, and R is a hydrocarbon group having 1-8 carbon atoms and optionally having substituent(s), wherein the leaving group is a sulfonyloxy group,, comprising
reacting
a compound represented by the formula (1):, wherein each symbol is as defined above, with
a hydroxylamine derivative represented by the formula PG2NHOPG3 wherein each symbol is as defined above in the presence of a base in a solvent.