英文别名(3R,7aR)-1-Hydroxy-3-(2-methyl-2-propanyl)-7a-vinyltetrahydro-5H-pyrrolo[1,2-c][1,3]oxazol-5-one; (3R,7aR)-3-tert-butyl-7a-vinyl-dihydropyrrolo[1,2-c]oxazole-1,5(3H,6H)-dione; Rolapitant Intermediate 1; (3R,7aR)-3-(1,1-dimethylethyl)-7a-ethenyltetrahydro-1-hydroxy-3H,5H-Pyrrolo[1,2-c]oxazol-5-one; 3-(1,1-dimethylethyl)-7a-ethenyltetrahydro-1-hydroxy-(3R,7aR)-3H,5H-Pyrrolo[1,2-c]oxazol-5-one; 3H,5H-Pyrrolo[1,2-c]oxazol-5-one, 3-(1,1-dimethylethyl)-7a-ethenyltetrahydro-1-hydroxy-, (3R,7aR)-; (3R,7aR)-3-tert-butyl-7a-ethenyl-1-hydroxy-1,3,6,7-tetrahydropyrrolo[1,2-c][1,3]oxazol-5-one; (3R,7aR)-3-tert-butyl-7a-ethenyl-1-hydroxy-hexahydropyrrolo[1,2-c][1,3]oxazol-5-one; (3R,7aR)-3-tert-butyl-1-hydroxy-7a-vinyl-1,3,6,7-tetrahydropyrrolo[1,2-c]oxazol-5-one; (3R,7aR)-3-tert-Butyl-7a-ethenyl-1-hydroxytetrahydro-3H,5H-pyrrolo[1,2-c][1,3]oxazol-5-one 
