2-(1-Oxo-3-(3,4,5-trimethoxyphenyl)-2-propenyl)isoxazolidine 2-(3,4,5-Trimethoxycinnamoyl)isoxazolidine 38943-47-4 BRN 4734538 ISOXAZOLIDINE, 2-(3,4,5-TRIMETHOXYCINNAMOYL)- Isoxazolidine, 2-(1-oxo-3-(3,4,5-trimethoxyphenyl)-2-propenyl)- (9CI)