eluxadoline and its Impurities
Eluxadoline, sold under the brand names Viberzi , is a medication taken by mouth for the treatment of diarrhea and abdominal pain in individuals with diarrhea-predominant irritable bowel syndrome.. Reference standards of Eluxadoline API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below


Methyl 5-(((S)-2-((tert-butoxycarbonyl)amino)-3-(4-carbamoyl-2,6-dimethylphenyl)-N-((S)-1-(5-phenyl-1H-imidazol-2-yl)ethyl)propanamido)methyl)-2-methoxybenzoate
Methyl 5-(((S)-2-((tert-butoxycarbonyl)amino)-3-(4-carbamoyl-2,6-dimethylphenyl)-N-((S)-1-(5-phenyl-1H-imidazol-2-yl)ethyl)propanamido)methyl)-2-methoxybenzoate
Catalogue No.:PA 05 0711005
CAS :
1137026-67-5
Molecular Formula : C38H45N5O7
Molecular Weight : 683.81


5-(((S)-2-Amino-3-(4-carbamoyl-2,6-dimethylphenyl)-N-((S)-1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)propanamido)methyl)-2-methoxybenzoic Acid
5-(((S)-2-Amino-3-(4-carbamoyl-2,6-dimethylphenyl)-N-((S)-1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)propanamido)methyl)-2-methoxybenzoic Acid
Catalogue No.:PA 05 0711008
CAS :
NA
Molecular Formula : C32H34N6O6
Molecular Weight : 598.66


5-(((R)-2-Amino-3-(4-carbamoyl-2,6-dimethylphenyl)-N-((S)-1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)propanamido)methyl)-2-methoxybenzoic Acid
5-(((R)-2-Amino-3-(4-carbamoyl-2,6-dimethylphenyl)-N-((S)-1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)propanamido)methyl)-2-methoxybenzoic Acid
Catalogue No.:PA 05 0711009
CAS :
NA
Molecular Formula : C32H34N6O6
Molecular Weight : 598.66


4-((S)-2-Amino-3-((3-carboxy-4-methoxybenzyl)((S)-1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)amino)-3-oxopropyl)-3,5-dimethylbenzoic Acid
4-((S)-2-Amino-3-((3-carboxy-4-methoxybenzyl)((S)-1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)amino)-3-oxopropyl)-3,5-dimethylbenzoic Acid
Catalogue No.:PA 05 0711010
CAS :
NA
Molecular Formula : C32H33N5O7
Molecular Weight : 599.64


Isopropyl 5-(((S)-2-amino-3-(4-carbamoyl-2,6-dimethylphenyl)-N-((S)-1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)propanamido)methyl)-2-methoxybenzoate
Isopropyl 5-(((S)-2-amino-3-(4-carbamoyl-2,6-dimethylphenyl)-N-((S)-1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)propanamido)methyl)-2-methoxybenzoate
Catalogue No.:PA 05 0711011
CAS :
NA
Molecular Formula : C35H40N6O6
Molecular Weight : 640.74


sec-Butyl 5-(((S)-2-amino-3-(4-carbamoyl-2,6-dimethylphenyl)-N-((S)-1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)propanamido)methyl)-2-methoxybenzoate
sec-Butyl 5-(((S)-2-amino-3-(4-carbamoyl-2,6-dimethylphenyl)-N-((S)-1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)propanamido)methyl)-2-methoxybenzoate
Catalogue No.:PA 05 0711012
CAS :
NA
Molecular Formula : C36H42N6O6
Molecular Weight : 654.77


5-(((R)-2-Amino-3-(4-carbamoyl-2,6-dimethylphenyl)-N-((R)-1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)propanamido)methyl)-2-methoxybenzoic Acid
5-(((R)-2-Amino-3-(4-carbamoyl-2,6-dimethylphenyl)-N-((R)-1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)propanamido)methyl)-2-methoxybenzoic Acid
Catalogue No.:PA 05 0711013
CAS :
NA
Molecular Formula : C32H34N6O6
Molecular Weight : 598.66


4-((S)-2-Amino-3-((3-(hydroxymethyl)-4-methoxybenzyl)((S)-1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)amino)-3-oxopropyl)-3,5-dimethylbenzamide
4-((S)-2-Amino-3-((3-(hydroxymethyl)-4-methoxybenzyl)((S)-1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)amino)-3-oxopropyl)-3,5-dimethylbenzamide
Catalogue No.:PA 05 0711014
CAS :
NA
Molecular Formula : C32H36N6O5
Molecular Weight : 584.68


Lithium 5-(((S)-2-((tert-butoxycarbonyl)amino)-3-(4-carbamoyl-2,6-dimethylphenyl)-N-((S)-1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)propanamido)methyl)-2-methoxybenzoate
Lithium 5-(((S)-2-((tert-butoxycarbonyl)amino)-3-(4-carbamoyl-2,6-dimethylphenyl)-N-((S)-1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)propanamido)methyl)-2-methoxybenzoate
Catalogue No.:PA 05 0711015
CAS :
NA
Molecular Formula : C37H41LiN6O8
Molecular Weight : 704.71


Methyl 5-(((S)-2-((tert-butoxycarbonyl)amino)-3-(4-carbamoyl-2,6-dimethylphenyl)-N-((S)-1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)propanamido)methyl)-2-methoxybenzoate
Methyl 5-(((S)-2-((tert-butoxycarbonyl)amino)-3-(4-carbamoyl-2,6-dimethylphenyl)-N-((S)-1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)propanamido)methyl)-2-methoxybenzoate
Catalogue No.:PA 05 0711016
CAS :
NA
Molecular Formula : C38H44N6O8
Molecular Weight : 712.80


Methyl (S)-2-methoxy-5-((nitroso(1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)amino)methyl)benzoate
Methyl (S)-2-methoxy-5-((nitroso(1-(1-nitroso-4-phenyl-1H-imidazol-2-yl)ethyl)amino)methyl)benzoate
Catalogue No.:PA 05 0711017
CAS :
NA
Molecular Formula : C21H21N5O5
Molecular Weight : 423.43