teneligliptin and its Impurities
Teneligliptin belongs to the dipeptidyl peptidase-4 inhibitors class of drugs. This anti-diabetic drug is used for the treatment of type 2 diabetes mellitus. Reference standards of Teneligliptin API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
 
	
			                                   
																				((2S)-4-(4-(3-Methyl-4-((3-methyl-1-phenyl-5-(4-((3S,5S)-5-(thiazolidine-3-carbonyl)pyrrolidin-3-yl)piperazin-1-yl)-1H-pyrazol-4-yl)methyl)-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidin-2-yl)(thiazolidin-3-yl)methanone
((2S)-4-(4-(3-Methyl-4-((3-methyl-1-phenyl-5-(4-((3S,5S)-5-(thiazolidine-3-carbonyl)pyrrolidin-3-yl)piperazin-1-yl)-1H-pyrazol-4-yl)methyl)-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidin-2-yl)(thiazolidin-3-yl)methanone
- Catalogue No.:PA 47 01600 
- CAS : - NA
- Molecular Formula : C45H60N12O2S2 
- Molecular Weight : 865.17 
 
	
			                                   
																				(2S,4S)-N-(2-Mercaptoethyl)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-2-carboxamide Dihydrochloride
(2S,4S)-N-(2-Mercaptoethyl)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-2-carboxamide Dihydrochloride
- Catalogue No.:PA 47 01610 
- CAS : - NA
- Molecular Formula : C21H32Cl2N6OS 
- Molecular Weight : 487.49 
 
	
			                                   
																				(2S)-4-Oxo-2-(3-thiazolidinylcarbonyl)-1-pyrrolidinecarboxylic Acid 1,1-Dimethylethyl Ester
(2S)-4-Oxo-2-(3-thiazolidinylcarbonyl)-1-pyrrolidinecarboxylic Acid 1,1-Dimethylethyl Ester
- Catalogue No.:PA 47 01630 
- CAS : - 401564-36-1
- Molecular Formula : C13H20N2O4S 
- Molecular Weight : 300.37 
 
	
			                                   
																				tert-Butyl (2S,4S)-4-[4-(3-Methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl]-2-[(1,3-thiazolidin-3-yl)carbonyl]pyrrolidine-1-carboxylate
tert-Butyl (2S,4S)-4-[4-(3-Methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl]-2-[(1,3-thiazolidin-3-yl)carbonyl]pyrrolidine-1-carboxylate
- Catalogue No.:PA 47 01650 
- CAS : - 401566-80-1
- Molecular Formula : C27H38N6O3S 
- Molecular Weight : 526.69 
 
	
			                                   
																				(2S,4S)-tert-Butyl 4-(4-(3-methyl-1-phenyl-1,6-dihydropyrazine-2-carbonyl)piperazin-1-yl)-2-(thiazolidine-3-carbonyl)pyrrolidine-1-carboxylate
(2S,4S)-tert-Butyl 4-(4-(3-methyl-1-phenyl-1,6-dihydropyrazine-2-carbonyl)piperazin-1-yl)-2-(thiazolidine-3-carbonyl)pyrrolidine-1-carboxylate
- Catalogue No.:PA 47 01660 
- CAS : - NA
- Molecular Formula : C29H40N6O4S 
- Molecular Weight : 568.73 
 
	
			                                   
																				tert-Butyl (2S,4R)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)-2-(thiazolidine-3-carbonyl)pyrrolidine-1-carboxylate
tert-Butyl (2S,4R)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)-2-(thiazolidine-3-carbonyl)pyrrolidine-1-carboxylate
- Catalogue No.:PA 47 01680 
- CAS : - 1404559-22-3
- Molecular Formula : C27H38N6O3S 
- Molecular Weight : 526.7 
 
	
			                                   
																				((2S,4S)-4-((2-((3-Methyl-1-phenyl-1H-pyrazol-5-yl)amino)ethyl)amino)pyrrolidin-2-yl)(thiazolidin-3-yl)methanone
((2S,4S)-4-((2-((3-Methyl-1-phenyl-1H-pyrazol-5-yl)amino)ethyl)amino)pyrrolidin-2-yl)(thiazolidin-3-yl)methanone
- Catalogue No.:PA 47 01720 
- CAS : - NA
- Molecular Formula : C20H28N6OS 
- Molecular Weight : 400.55 
 
	
			                                   
																				((2S,4S)-4-(4-(4-Bromo-3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidin-2-yl)(thiazolidin-3-yl)methanone
((2S,4S)-4-(4-(4-Bromo-3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidin-2-yl)(thiazolidin-3-yl)methanone
- Catalogue No.:PA 47 01730 
- CAS : - NA
- Molecular Formula : C22H29BrN6OS 
- Molecular Weight : 505.48 
 
	
			                                   
																				5-(4-(3-Methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)-3-(thiazolidin-3-yl)tetrahydro-1H,3H-pyrrolo[1,2-c][1,3,2]oxazaborole, Sodium Salt
5-(4-(3-Methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)-3-(thiazolidin-3-yl)tetrahydro-1H,3H-pyrrolo[1,2-c][1,3,2]oxazaborole, Sodium Salt
- Catalogue No.:PA 47 01740 
- CAS : - NA
- Molecular Formula : C22H30BN6NaOS 
- Molecular Weight : 460.38 
 
	
			                                   
																				1-(tert-Butyl) 2-methyl (2S,4R)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-1,2-dicarboxylate
1-(tert-Butyl) 2-methyl (2S,4R)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-1,2-dicarboxylate
- Catalogue No.:PAI 47 001005 
- CAS : - 2131105-24-1
- Molecular Formula : C25H35N5O4 
- Molecular Weight : 469.59 
 
	
			                                   
																				1-(tert-Butyl) 2-methyl (2R,4R)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-1,2-dicarboxylate
1-(tert-Butyl) 2-methyl (2R,4R)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-1,2-dicarboxylate
- Catalogue No.:PAI 47 001006 
- CAS : - NA
- Molecular Formula : C25H35N5O4 
- Molecular Weight : 469.59 
 
	
			                                   
																				(2S,4R)-1-(tert-Butoxycarbonyl)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-2-carboxylic Acid
(2S,4R)-1-(tert-Butoxycarbonyl)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-2-carboxylic Acid
- Catalogue No.:PAI 47 001007 
- CAS : - NA
- Molecular Formula : C24H33N5O4 
- Molecular Weight : 455.56 
 
	
			                                   
																				(2R,4R)-1-(tert-Butoxycarbonyl)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-2-carboxylic Acid
(2R,4R)-1-(tert-Butoxycarbonyl)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-2-carboxylic Acid
- Catalogue No.:PAI 47 001008 
- CAS : - NA
- Molecular Formula : C24H33N5O4 
- Molecular Weight : 455.56 
 
	
			                                   
																				tert-Butyl (2R,4R)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)-2-(thiazolidine-3-carbonyl)pyrrolidine-1-carboxylate
tert-Butyl (2R,4R)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)-2-(thiazolidine-3-carbonyl)pyrrolidine-1-carboxylate
- Catalogue No.:PAI 47 001009 
- CAS : - 2459946-10-0
- Molecular Formula : C27H38N6O3S 
- Molecular Weight : 526.70 
 
	
			                                   
																				(2S,4S)-1-(tert-Butoxycarbonyl)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-2-carboxylic Acid
(2S,4S)-1-(tert-Butoxycarbonyl)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-2-carboxylic Acid
- Catalogue No.:PA 47 0011000 
- CAS : - 1821705-03-6
- Molecular Formula : C24H33N5O4 
- Molecular Weight : 455.56 
 
	
			                                   
																				1-(Tert-butyl) 2-methyl (2S,4S)-4-(((4-nitrophenyl)sulfonyl)oxy)pyrrolidine-1,2-dicarboxylate
1-(Tert-butyl) 2-methyl (2S,4S)-4-(((4-nitrophenyl)sulfonyl)oxy)pyrrolidine-1,2-dicarboxylate
- Catalogue No.:PAI 47 001013 
- CAS : - 1361054-84-3
- Molecular Formula : C17H22N2O9S 
- Molecular Weight : 430.43 
 
	
			                                   
																				((2S,2'S,4S,4'S)-Methylenebis(4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-1,2-diyl))bis(thiazolidin-3-ylmethanone)
((2S,2'S,4S,4'S)-Methylenebis(4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-1,2-diyl))bis(thiazolidin-3-ylmethanone)
- Catalogue No.:PA 47 0011006 
- CAS : - NA
- Molecular Formula : C45H60N12O2S2 
- Molecular Weight : 865.18 
 
	
			                                   
																				(2S,4S)-4-(4-(3-Methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-2-carboxylic acid
(2S,4S)-4-(4-(3-Methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-2-carboxylic acid
- Catalogue No.:PA 47 0011008 
- CAS : - 2407632-38-4
- Molecular Formula : C19H25N5O2 
- Molecular Weight : 355.44 
 
	
			                                   
																				(2S,2'S,4S,4'S)-N,N'-(Disulfanediylbis(ethane-2,1-diyl))bis(4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-2-carboxamide)
(2S,2'S,4S,4'S)-N,N'-(Disulfanediylbis(ethane-2,1-diyl))bis(4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-2-carboxamide)
- Catalogue No.:PA 47 0011009 
- CAS : - 2407632-31-7
- Molecular Formula : C42H58N12O2S2 
- Molecular Weight : 827.13 
 
	
			                                   
																				(2S)-4-Oxo-2-(3-thiazolidinylcarbonyl)-1-pyrrolidinecarboxylic Acid 1,1-Dimethylethyl Ester (BSC)
(2S)-4-Oxo-2-(3-thiazolidinylcarbonyl)-1-pyrrolidinecarboxylic Acid 1,1-Dimethylethyl Ester
- Catalogue No.:PA BSC 00147806 
- CAS : - 401564-36-1
- Molecular Formula : C13H20N2O4S 
- Molecular Weight : 300.37 
 
	
			                                   
																				((2S,2'S,4S,4'S)-((Methylenebis(3-methyl-1-phenyl-1H-pyrazole-4,5-diyl))bis(piperazine-4,1-diyl))bis(pyrrolidine-4,2-diyl))bis(thiazolidin-3-ylmethanone)
((2S,2'S,4S,4'S)-((Methylenebis(3-methyl-1-phenyl-1H-pyrazole-4,5-diyl))bis(piperazine-4,1-diyl))bis(pyrrolidine-4,2-diyl))bis(thiazolidin-3-ylmethanone)
- Catalogue No.:PA 47 0011012 
- CAS : - 2459971-79-8
- Molecular Formula : C45H60N12O2S2 
- Molecular Weight : 865.18 
 
	
			                                   
																				rel-((2R,4S)-4-(4-(3-Methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidin-2-yl)(thiazolidin-3-yl)methanone
rel-((2R,4S)-4-(4-(3-Methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidin-2-yl)(thiazolidin-3-yl)methanone
- Catalogue No.:PA 47 0011014 
- CAS : - 2448150-93-2
- Molecular Formula : C22H30N6OS 
- Molecular Weight : 426.58 
 
	
			                                   
																				rel-(2R,4R)-N-(2-Mercaptoethyl)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-2-carboxamide
rel-(2R,4R)-N-(2-Mercaptoethyl)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-2-carboxamide
- Catalogue No.:PA 47 0011015 
- CAS : - 2987972-98-3
- Molecular Formula : C21H30N6OS 
- Molecular Weight : 414.57 

 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				![Ethyl 4-[1-oxo-3-(2-phenylhydrazinylidene)butyl]-1 PA 47 0011007](https://www.pharmaffiliates.com/pimages/PA470011007.jpg) 
																				 
																				 
																				 
																				 
																				 
																				 
 
 
 
