| 英文同义词: | Methyl (R)-2-amino-4,4-difluorobutanoate hydrochloride;Rel-methyl (2R)-2-amino-4,4-difluorobutanoate hydrochloride;Butanoic acid, 2-amino-4,4-difluoro-, methyl ester, hydrochloride (1:1), (2R)-;(R)-2-Amino-4,4-difluoro-butyric acid methyl ester hydrochloride |