ChemicalBook >?? ???? >Sitagliptin Impurity 28

Sitagliptin Impurity 28

Sitagliptin Impurity 28 ??? ???

???(??):: Sitagliptin Impurity 199;(R,E)-3-((4-oxo-4-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-1-(2,4,5-trifluorophenyl)butan-2-yl)amino)-1-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)but-2-en-1-one;1-Butanone, 1-[5,6-dihydro-3-(trifluoromethyl)-1,2,4-triazolo[4,3-a]pyrazin-7(8H)-yl]-3-[[3-[5,6-dihydro-3-(trifluoromethyl)-1,2,4-triazolo[4,3-a]pyrazin-7(8H)-yl]-3-oxo-1-[(2,4,5-trifluorophenyl)methyl]-1-propen-1-yl]amino]-4-(2,4,5-trifluorophenyl)-;(R,E)-3-((4-oxo-4-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-1-(2,4,5-trifluorophenyl)butan-2-Chemicalbookyl)amino)-1-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)but-2-en-1-one

?? ?? 13

Sitagliptin Impurity 28 ??

???( 13)?? ??

???	??	???	??	?? ?	??
Standardpharm Co. Ltd.	86-714-3992388	overseasales1@yongstandards.com	United States	14332	58
BOC Sciences	+1-631-485-4226	inquiry@bocsci.com	United States	19936	58
Hangzhou Huarong Pharm Co., Ltd.	571-86758373 +8613588754946	sales@huarongpharm.com	CHINA	3148	58
Shanghai Kewel Chemical Co., Ltd.	021-64609169 18901607656	greensnown@163.com	China	9906	50
Nanjing XiZe Biotechnology CO., Ltd.	025-66023220 15250997978	1511893459@qq.com	China	4849	55
Hubei Yangxin Medical Technology Co., Ltd.	15374522761	3003392093@yongstandards.com	China	9929	55
Shenzhen Botel Biotechnology Co. Ltd.	13316949107 13316968096	1979313431@qq.com	China	9599	58
Guangzhou Dreampharm Biotechnology Co., Ltd.	13502246435	3008233717@qq.com	China	9948	12
Jinan blalong chemical co. LTD	2710913286@.com	1513643261@qq.com	China	14246	58
Foshan Treasure Biotechnology Co., Ltd	0757-85921206 18520245316	2329783215@qq.com	China	12661	58

2,2-???-1,3-???-4,6-?? Sitagliptin Defuoro IMpurity 4 Methyl 3-acetamido-4-(2,4,5-trifluorophenyl)but-2-enoate 1,2,4-Triazolo[4,3-a]pyrazine, 7-[3-amino-1-oxo-4-(2,4,5-trifluorophenyl)-2-butenyl]-5,6,7,8-tetrahydro- 3-(trifluoromethyl)- Sitagliptin DeaMino IMpurity 1 Methyl 3-Oxo-4-(2,4,5-trifluorophenyl)butanoate Sitagliptin Defuoro IMpurity 3 (S)-Sitagliptin Phosphate Sitagliptin 2,4,5-Trifluorobenzaldehyde rac-Sitagliptin EP Impurity B HCl Sitagliptin Impurity 35 (R)-10-(2,4,5-trifluorobenzyl)-3-(trifluoromethyl)-6,7,10,11-tetrahydro-[1,2,4]triazolo[3,4-c][1,4,7]triazecine-8,12(5H,9H)-dione Sitagliptin N-Boc IMpurity Methyl 3-aMino-4-(2,4,5-trifluorophenyl)butanoate Sitagliptin impurity H HCl Sitagliptin Impurity 31 Sitagliptin phosphate monohydrate