Patent ID: 8273793
Filing Date: 2012-09-25
Classification: C07D

Abstract:
1. A compound of the formula (3) where X=H or CH R (S)-1-(tert-butoxycarbonyl)-2-tert-butyl-3-methyl-4-imidazolidinone, (S)-Cbz-BMI: (S)-1-(benzoylcarbonyl)-2-tert-butyl-3-methyl-4-imidazolidinone, (S)-BDI: (S)-tert-butyl 2-tert-butyl-4-methoxy-2,5-dihydroimidazol-1-carboxylate, methyl-(S)-BOC-BMI: (2S,5R)-tert-butyl-2-tert-butyl-3,5-dimethyl-4-oxoimidazolidine-1-carboxylate, methyl-(S)-Cbz-BMI: (S)-1-(benzoylcarbonyl)-2-tert-butyl-3,5-dimethyl-4-imidazolidinone, or methyl-(S)-BDI: (S)-tert-butyl-2-tert-butyl-5-methyl-4-methoxy-2-hydroimidazol-1-carboxylate.