Vonoprazan and its Impurities
Vonoprazan is used in form of the fumarate for the treatment of gastroduodenal ulcer and reflux esophagitis. It is a first-in-class potassium-competitive acid blocker.Reference standards of Vonoprazan API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
 
	
			                                   
																				5-((2-(2-Fluorophenyl)-4-((methylamino)methyl)-1H-pyrrol-1-yl)sulfonyl)-1,2,3,4-tetrahydropyridin-2-ol
5-((2-(2-Fluorophenyl)-4-((methylamino)methyl)-1H-pyrrol-1-yl)sulfonyl)-1,2,3,4-tetrahydropyridin-2-ol
- Catalogue No.:PA 22 0471002 
- CAS : - 2416241-96-6
- Molecular Formula : C17H20FN3O3S 
- Molecular Weight : 365.42 
 
	
			                                   
																				1-(5-(2-Fluorophenyl)-1-((1,4,5,6-tetrahydropyridin-3-yl)sulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamine
1-(5-(2-Fluorophenyl)-1-((1,4,5,6-tetrahydropyridin-3-yl)sulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamine
- Catalogue No.:PA 22 0471003 
- CAS : - 2416241-97-7
- Molecular Formula : C17H20FN3O2S 
- Molecular Weight : 349.42 
 
	
			                                   
																				N-((5-(2-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)methyl)-N-methylaspartic Acid
N-((5-(2-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)methyl)-N-methylaspartic Acid
- Catalogue No.:PA 22 0471007 
- CAS : - 2170020-79-6
- Molecular Formula : C21H20FN3O6S 
- Molecular Weight : 461.46 
 
	
			                                   
																				1-(1-((1,6-Dihydropyridin-3-yl)sulfonyl)-5-(2-fluorophenyl)-1H-pyrrol-3-yl)-N-methylmethanamine
1-(1-((1,6-Dihydropyridin-3-yl)sulfonyl)-5-(2-fluorophenyl)-1H-pyrrol-3-yl)-N-methylmethanamine
- Catalogue No.:PA 22 0471025 
- CAS : - 2416241-95-5
- Molecular Formula : C17H18FN3O2S 
- Molecular Weight : 347.41 
 
	
			                                   
																				1,2-bis((5-(2-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)methyl)-1,2-dimethylhydrazine
1,2-bis((5-(2-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)methyl)-1,2-dimethylhydrazine
- Catalogue No.:PA 22 0471027 
- CAS : - NA
- Molecular Formula : C34H30F2N6O4S2 
- Molecular Weight : 688.77 
 
	
			                                   
																				1-(5-(2-Fluorophenyl)-1H-pyrrol-3-yl)-N-((5-(2-fluorophenyl)-1H-pyrrol-3-yl)methyl)-N-methylmethanamine
1-(5-(2-Fluorophenyl)-1H-pyrrol-3-yl)-N-((5-(2-fluorophenyl)-1H-pyrrol-3-yl)methyl)-N-methylmethanamine
- Catalogue No.:PA 22 0471029 
- CAS : - 3058423-29-0
- Molecular Formula : C23H21F2N3 
- Molecular Weight : 377.44 
 
	
			                                   
																				N-((5-(2-Fluorophenyl)-1-((6-hydroxy-1,4,5,6-tetrahydropyridin-3-yl)sulfonyl)-1H-pyrrol-3-yl)methyl)-N-methylnitrous Amide
N-((5-(2-Fluorophenyl)-1-((6-hydroxy-1,4,5,6-tetrahydropyridin-3-yl)sulfonyl)-1H-pyrrol-3-yl)methyl)-N-methylnitrous Amide
- Catalogue No.:PA 22 0471035 
- CAS : - NA
- Molecular Formula : C17H19FN4O4S 
- Molecular Weight : 394.42 
 
	
			                                   
																				5-((2-(2-Fluorophenyl)-4-((methylamino)methyl)-1H-pyrrol-1-yl)sulfonyl)-1-nitroso-1,2,3,4-tetrahydropyridin-2-ol
5-((2-(2-Fluorophenyl)-4-((methylamino)methyl)-1H-pyrrol-1-yl)sulfonyl)-1-nitroso-1,2,3,4-tetrahydropyridin-2-ol
- Catalogue No.:PA 22 0471036 
- CAS : - NA
- Molecular Formula : C17H19FN4O4S 
- Molecular Weight : 394.42 
 
	
			                                   
																				N-((5-(2-Fluorophenyl)-1-((6-hydroxy-1-nitroso-1,4,5,6-tetrahydropyridin-3-yl)sulfonyl)-1H-pyrrol-3-yl)methyl)-N-methylnitrous Amide
N-((5-(2-Fluorophenyl)-1-((6-hydroxy-1-nitroso-1,4,5,6-tetrahydropyridin-3-yl)sulfonyl)-1H-pyrrol-3-yl)methyl)-N-methylnitrous Amide
- Catalogue No.:PA 22 0471037 
- CAS : - NA
- Molecular Formula : C17H18FN5O5S 
- Molecular Weight : 423.42 
 
	
			                                   
																				N-((5-(2-Fluorophenyl)-1-((1,4,5,6-tetrahydropyridin-3-yl)sulfonyl)-1H-pyrrol-3-yl)methyl)-N-methylnitrous Amide
N-((5-(2-Fluorophenyl)-1-((1,4,5,6-tetrahydropyridin-3-yl)sulfonyl)-1H-pyrrol-3-yl)methyl)-N-methylnitrous Amide
- Catalogue No.:PA 22 0471038 
- CAS : - NA
- Molecular Formula : C17H19FN4O3S 
- Molecular Weight : 378.42 
 
	
			                                   
																				1-(5-(2-Fluorophenyl)-1-((1-nitroso-1,4,5,6-tetrahydropyridin-3-yl)sulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamine
1-(5-(2-Fluorophenyl)-1-((1-nitroso-1,4,5,6-tetrahydropyridin-3-yl)sulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamine
- Catalogue No.:PA 22 0471039 
- CAS : - NA
- Molecular Formula : C17H19FN4O3S 
- Molecular Weight : 378.42 
 
	
			                                   
																				N-((5-(2-Fluorophenyl)-1-((1-nitroso-1,4,5,6-tetrahydropyridin-3-yl)sulfonyl)-1H-pyrrol-3-yl)methyl)-N-methylnitrous Amide
N-((5-(2-Fluorophenyl)-1-((1-nitroso-1,4,5,6-tetrahydropyridin-3-yl)sulfonyl)-1H-pyrrol-3-yl)methyl)-N-methylnitrous Amide
- Catalogue No.:PA 22 0471040 
- CAS : - NA
- Molecular Formula : C17H18FN5O4S 
- Molecular Weight : 407.42 
 
	
			                                   
																				((5-(2-Fluoro-4-hydroxyphenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)methyl)(methyl)sulfamic Acid
((5-(2-Fluoro-4-hydroxyphenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)methyl)(methyl)sulfamic Acid
- Catalogue No.:PA 22 0471048 
- CAS : - 1883595-40-1
- Molecular Formula : C17H16FN3O6S2 
- Molecular Weight : 441.45 
 
	
			                                   
																				1-(5-(3-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamine Hydrochloride
1-(5-(3-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamine Hydrochloride
- Catalogue No.:PA 22 0831001 
- CAS : - 881681-79-4
- Molecular Formula : C17H17ClFN3O2S 
- Molecular Weight : 381.85 
 
	
			                                   
																				1-(5-(4-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamine Hydrochloride
1-(5-(4-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamine Hydrochloride
- Catalogue No.:PA 22 0471053 
- CAS : - 2650821-03-5
- Molecular Formula : C17H17ClFN3O2S 
- Molecular Weight : 381.85 
 
	
			                                   
																				1-(1-((5-Chloropyridin-3-yl)sulfonyl)-5-(2-fluorophenyl)-1H-pyrrol-3-yl)-N-methylmethanamine Fumarate
1-(1-((5-Chloropyridin-3-yl)sulfonyl)-5-(2-fluorophenyl)-1H-pyrrol-3-yl)-N-methylmethanamine Fumarate
- Catalogue No.:PA 22 0471059 
- CAS : - NA
- Molecular Formula : C21H19ClFN3O6S 
- Molecular Weight : 495.91 
 
	
			                                   
																				N-((5-(2-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)methyl)ethanamine Hydrochloride
N-((5-(2-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)methyl)ethanamine Hydrochloride
- Catalogue No.:PA 22 0471062 
- CAS : - NA
- Molecular Formula : C18H19ClFN3O2S 
- Molecular Weight : 395.88 
 
	
			                                   
																				3-(4-Fluorophenyl)-1-methyl-N-((5-(2-oxopyrrolidin-1-yl)pyridin-3-yl)methyl)-1H-pyrazole-5-carboxamide
3-(4-Fluorophenyl)-1-methyl-N-((5-(2-oxopyrrolidin-1-yl)pyridin-3-yl)methyl)-1H-pyrazole-5-carboxamide
- Catalogue No.:PA 22 0471063 
- CAS : - 2034535-57-2
- Molecular Formula : C21H20FN5O2 
- Molecular Weight : 393.42 
 
	
			                                   
																				N-((5-(2-Fluorophenyl)-1H-pyrrol-3-yl)(2-(2-fluorophenyl)-4-formyl-1H-pyrrol-1-yl)methyl)-N-((5-(2-fluorophenyl)-1H-pyrrol-3-yl)methyl)pyridine-3-sulfonamide
N-((5-(2-Fluorophenyl)-1H-pyrrol-3-yl)(2-(2-fluorophenyl)-4-formyl-1H-pyrrol-1-yl)methyl)-N-((5-(2-fluorophenyl)-1H-pyrrol-3-yl)methyl)pyridine-3-sulfonamide
- Catalogue No.:PA 22 0471071 
- CAS : - NA
- Molecular Formula : C38H28F3N5O3S 
- Molecular Weight : 691.73 
 
	
			                                   
																				1-(5-(2-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N-((5-(2-fluorophenyl)-1H-pyrrol-3-yl)methyl)-N-methylmethanamine
1-(5-(2-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N-((5-(2-fluorophenyl)-1H-pyrrol-3-yl)methyl)-N-methylmethanamine
- Catalogue No.:PA 22 0471072 
- CAS : - 2514735-12-5
- Molecular Formula : C28H24F2N4O2S 
- Molecular Weight : 518.58 

 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
																				 
 
 
 
