Patent ID: 11932662
Assignee: LIER CHEMICAL CO., LTD.
Field: Organic fine chemistry (Chemistry)
Classification: CPC C  A  B  Y | IPC C

Claim 24:
25. The process according to claim 24, characterized in that,
R5 is phenyl, tolyl, benzyl or phenylethyl;
R6 is phenyl, tolyl, benzyl or phenylethyl;
R7 and R8 are each independently methyl, ethyl, any isomer of propyl and butyl, phenyl, benzyl, phenethyl, tolyl, ethylphenyl, cyclopropyl, cyclobutyl or cyclopentyl; and/or
R3 is methyl, ethyl, propyl, isopropyl, butyl, isobutyl or benzyl.