Semaglutide Impurity Gly31

NA

Endo Gly(31)-Semaglutide; H-His-Aib-Glu-Gly-Thr-Phe-Thr-Ser-Asp-Val-Ser-Ser-Tyr-Leu-Glu-Gly-Gln-Ala-Ala-Lys-(AEEAc-AEEAc-γ-Glu-17-carboxy heptadecanoyl)-Glu-Phe-Ile-Ala-Trp-Leu-Val-Arg-Gly-Arg-Gly-Gly-OH; (3S,9S,12S,15S,18S,21S,24S,27S,30S,33S,36S,39S,45S,48S,51R,54S,81R)-54-(((7S,13S,16S,19S,22S,25S,28S,31S,34S)-22-((1H-Indol-3-yl)methyl)-31-benzyl-28-((S)-sec-butyl)-1,36-dicarboxy-7,13-bis(3-guanidinopropyl)-19-isobutyl-16-isopropyl-25-methyl-3,6,9,12,15,18,21,24,27,30,33-undecaoxo-2,5,8,11,14,17,20,23,26,29,32-undecaazahexatriacontan-34-yl)carbamoyl)-3-(2-((S)-2-amino-3-(1H-imidazol-4-yl)propanamido)-2-methylpropanamido)-45-(3-amino-3-oxopropyl)-12-benzyl-39-(2-carboxyethyl)-21-(carboxymethyl)-33-(4-hydroxybenzyl)-9,15-bis((R)-1-hydroxyethyl)-18,27,30-tris(hydroxymethyl)-36-isobutyl-24-isopropyl-48,51-dimethyl-4,7,10,13,16,19,22,25,28,31,34,37,40,43,46,49,52,60,69,78,83-henicosaoxo-62,65,71,74-tetraoxa-5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50,53,59,68,77,82-henicosaazanonanonacontane-1,81,99-tricarboxylic Acid;