The present application describes novel lactams and derivatives thereof of formula I:
1
or pharmaceutically acceptable salt forms thereof, wherein rings ring B is a 4-8 membered cyclic amide containing from 0-3 additional heteroatoms selected from N, O, and S, which are useful as metalloprotease inhibitors.
Method for catalytic asymmetric synthesis of optically active isoxazoline compound and optically active isoxazoline compound
申请人:NISSAN CHEMICAL INDUSTRIES, LTD.
公开号:US09126995B2
公开(公告)日:2015-09-08
There is provided a method for catalytic asymmetric synthesis of optically active isoxazoline compound and an optically active isoxazoline compound. A method for catalytic asymmetric synthesis of optically active isoxazoline compound of a formula (6) including reacting an α,β-unsaturated carbonyl compound of a formula (1) and a hydroxylamine in a solvent in the presence of a base by adding a chiral phase transfer catalyst. An optically active isoxazoline compound of a formula (13) that can be synthesized by the method.