lanreotide and its Impurities
Lanreotide is used in adults to treat: acromegaly that cannot be treated with surgery or radiation carcinoid syndrome. It is marketed under the trade name Somatuline.Reference standards of Lanreotide API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
 
	
			                                   
																				((4R,7S,10S,13R,16S,19R)-13-((1H-Indol-3-yl)methyl)-19-((R)-2-amino-3-(naphthalen-2-yl)propanamido)-10-(4-aminobutyl)-16-(4-hydroxybenzyl)-7-isopropyl-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosane-4-carbonyl)-L-threonine
((4R,7S,10S,13R,16S,19R)-13-((1H-Indol-3-yl)methyl)-19-((R)-2-amino-3-(naphthalen-2-yl)propanamido)-10-(4-aminobutyl)-16-(4-hydroxybenzyl)-7-isopropyl-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosane-4-carbonyl)-L-threonine
- Catalogue No.:PA 12 1691000 
- CAS : - 150155-56-9
- Molecular Formula : C54H68N10O11S2 
- Molecular Weight : 1097.32 
 
	
			                                   
																				(4R,7S,10S,13R,16S,19R)-19-((R)-2-Amino-3-(naphthalen-2-yl)propanamido)-N-((2S,3R)-1-amino-3-hydroxy-1-oxobutan-2-yl)-10-(4-aminobutyl)-16-(4-hydroxybenzyl)-7-isopropyl-13-((1-nitroso-1H-indol-3-yl)methyl)-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosane-4-carboxamide
(4R,7S,10S,13R,16S,19R)-19-((R)-2-Amino-3-(naphthalen-2-yl)propanamido)-N-((2S,3R)-1-amino-3-hydroxy-1-oxobutan-2-yl)-10-(4-aminobutyl)-16-(4-hydroxybenzyl)-7-isopropyl-13-((1-nitroso-1H-indol-3-yl)methyl)-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosane-4-carboxamide
- Catalogue No.:PA PEP 001122 
- CAS : - NA
- Molecular Formula : C54H68N12O11S2 
- Molecular Weight : 1125.33 
 
	
			                                   
																				(S)-6-Amino-2-((S)-2-((S)-2-((R)-2-((R)-2-amino-3-(naphthalen-2-yl)propanamido)-3-mercaptopropanamido)-3-(4-hydroxyphenyl)propanamido)-3-(1H-indol-3-yl)propanamido)-N-((S)-1-((3-(((2S,3R)-1-amino-3-hydroxy-1-oxobutan-2-yl)amino)-3-oxoprop-1-en-2-yl)amino)-3-methyl-1-oxobutan-2-yl)hexanamide
(S)-6-Amino-2-((S)-2-((S)-2-((R)-2-((R)-2-amino-3-(naphthalen-2-yl)propanamido)-3-mercaptopropanamido)-3-(4-hydroxyphenyl)propanamido)-3-(1H-indol-3-yl)propanamido)-N-((S)-1-((3-(((2S,3R)-1-amino-3-hydroxy-1-oxobutan-2-yl)amino)-3-oxoprop-1-en-2-yl)amino)-3-methyl-1-oxobutan-2-yl)hexanamide
- Catalogue No.:PA PEP 001129 
- CAS : - NA
- Molecular Formula : C54H69N11O10S 
- Molecular Weight : 1064.27 
 
	
			                                   
																				(3R,6S,9S,12S,15S,18R)-12-((1H-Indol-3-yl)methyl)-18-((R)-2-amino-3-(naphthalen-2-yl)propanamido)-N-((2S,3R)-1-amino-3-hydroxy-1-oxobutan-2-yl)-9-(4-aminobutyl)-15-(4-hydroxybenzyl)-6-isopropyl-5,8,11,14,17-pentaoxo-1-thia-4,7,10,13,16-pentaazacyclononadecane-3-carboxamide
(3R,6S,9S,12S,15S,18R)-12-((1H-Indol-3-yl)methyl)-18-((R)-2-amino-3-(naphthalen-2-yl)propanamido)-N-((2S,3R)-1-amino-3-hydroxy-1-oxobutan-2-yl)-9-(4-aminobutyl)-15-(4-hydroxybenzyl)-6-isopropyl-5,8,11,14,17-pentaoxo-1-thia-4,7,10,13,16-pentaazacyclononadecane-3-carboxamide
- Catalogue No.:PA PEP 001130 
- CAS : - NA
- Molecular Formula : C54H69N11O10S 
- Molecular Weight : 1064.27 
 
	
			                                   
																				(4R,7S,10S,13R,16S,19R)-13-((1H-Indol-3-yl)methyl)-19-((R)-2-amino-3-(naphthalen-2-yl)propanamido)-N-((2S,3R)-1-amino-3-hydroxy-1-oxobutan-2-yl)-10-(4-aminobutyl)-16-(4-hydroxybenzyl)-7-isopropyl-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosane-4-carboxamide 1-oxide
(4R,7S,10S,13R,16S,19R)-13-((1H-Indol-3-yl)methyl)-19-((R)-2-amino-3-(naphthalen-2-yl)propanamido)-N-((2S,3R)-1-amino-3-hydroxy-1-oxobutan-2-yl)-10-(4-aminobutyl)-16-(4-hydroxybenzyl)-7-isopropyl-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosane-4-carboxamide 1-oxide
- Catalogue No.:PA PEP 001131 
- CAS : - NA
- Molecular Formula : C54H69N11O11S2 
- Molecular Weight : 1112.33 
 
	
			                                   
																				(4R,7S,10S,13R,16S,19R)-19-((R)-2-Amino-3-(naphthalen-2-yl)propanamido)-N-((2S,3R)-1-amino-3-hydroxy-1-oxobutan-2-yl)-10-(4-aminobutyl)-16-(4-hydroxybenzyl)-7-isopropyl-6,9,12,15,18-pentaoxo-13-((2-oxoindolin-3-yl)methyl)-1,2-dithia-5,8,11,14,17-pentaazacycloicosane-4-carboxamide
(4R,7S,10S,13R,16S,19R)-19-((R)-2-Amino-3-(naphthalen-2-yl)propanamido)-N-((2S,3R)-1-amino-3-hydroxy-1-oxobutan-2-yl)-10-(4-aminobutyl)-16-(4-hydroxybenzyl)-7-isopropyl-6,9,12,15,18-pentaoxo-13-((2-oxoindolin-3-yl)methyl)-1,2-dithia-5,8,11,14,17-pentaazacycloicosane-4-carboxamide
- Catalogue No.:PA PEP 001132 
- CAS : - NA
- Molecular Formula : C54H69N11O11S2 
- Molecular Weight : 1112.33 

 
																				 
																				 
																				 
																				 
																				 
																				 
 
 
 
