英文别名Gemcitabine Impurity 15; Ethyl (3R,S)-2,2-difluoro-3-hydroxy-3-(2,2-dimethyldioxolan-4-yl)propionate; ethyl 2-deoxy-2,2-difluoro-D-erythro,D-threo-pentonate; ethyl (3R,4R)-3-(2,2-dimethyl-1,3-dioxolan-4-yl)-2,2-difluoro-3-hydroxypropanoate; ethyl 2,2-difluoro-3-hydroxy-3-(2,2-dimethyl-[1,3]dioxolan-4-yl)propionate; 2-DEOXY-2,2-DIFLUORO-4,5-O-(1-METHYLETHYLIDENE)-D-ERYTHROPENTONIC ACID ETHYL ESTER; ethyl (D-erythro)-3-(hydroxy)-2,2-difluoro-3-(2,2-dimethyldioxalane-4-yl)propionate; Pentonicacid, 2-deoxy-2,2-difluoro-4,5-O-(1-methylethylidene)-ethylester; Pentonic acid,2-deoxy-2,2-difluoro-4,5-O; D-erythro-Pentonic acid,2-deoxy-2,2-difluoro-4,5-O-(1-methylethylidene)-,ethyl ester (9CI); 2-Deoxy-2,2-Difluoro-4,5-o-(1-Methylethylidene) Pentonic Acid Ethyl Ester; Ethyl(3RS)-2,2-Difluoro-3-(2,2-Dimethylioxolan-4-yl)Propionate; ethyl (R)-2,2-difluoro-3-hydroxy-3-((R)-2,2-dimethyl-[1,3]dioxoran-4-yl)propionate; D-ERYTHRO-PENTONIC ACID,2-DEOXY-2,2-DIFLUORO-4,5-O-(1-METHYLETHYLIDENE)-,ETHYL ESTER; ethyl 2,2-difluoro-3-hydroxy-3-(2,2-dimethyl-dioxolan-4-yl)propionate; 2-Deoxy-2,2-difluoro-4,5-O-isopropylidene-D-erythro-pentonic Acid Ethyl Ester; Ethyl 3-(2,2-diMethyl-1,3-dioxolan-4-yl)-2,2-difluoro-3-hydroxypropanoate; (erytro) ethyl-3-(2,2-dimethyl-1,3-dioxolan-4-yl)-2,2-difluoro-3-hydroxy propionate; ethyl (3R)-3-(2,2-dimethyl-1,3-dioxolan-4-yl)-2,2-difluoro-3-hydroxypropanoate; ethyl 2,2-difluoro-3(R)-hydroxy-3-((R)-2,2-dimethyldioxolan-4-yl)propionate 
