Everolimus - Impurity B

1062122-63-7

(19E/Z)-seco-[4-O-(2-Hydroxyethyl)] Rapamycin; (2S)-1-[2-Oxo-2-[(2R,3R,6S)-tetrahydro-2-hydroxy-6-[(2S,3E,5E,7E,9S,11R,13R,14R,15E,17R,19E,21R)-14-hydroxy-22-[(1S,3R,4R)-4-(2-hydroxyethoxy)-3-methoxycyclohexyl]-2,13-dimethoxy-3,9,11,15,17,21-hexamethyl-12,18-dioxo-3,5,7,15,19-docosapentaen-1-yl]-3-methyl-2H-pyran-2-yl]acetyl]-2-piperidinecarboxylic Acid; Everolimus Dehydrate Impurity; (S)-1-(2-((2R,3R,6S)-2-hydroxy-6-((2S,3E,5E,7E,9S,11R,13R,14R,15E,17R,19E,21R)-14-hydroxy-22-((1S,3R,4R)-4-(2-hydroxyethoxy)-3-methoxycyclohexyl)-2,13-dimethoxy-3,9,11,15,17,21-hexamethyl-12,18-dioxodocosa-3,5,7,15,19-pentaen-1-yl)-3-methyltetrahydro-2H-pyran-2-yl)-2-oxoacetyl)piperidine-2-carboxylic acid; Everolimus-19-ene open ring; (S)-1-{2-[(2R,3R,6S)-2-Hydroxy-6-{(2S,3E,5E,7E,9S,11R,13R,14R,15E,17R,19E,21R)-14-hydroxy-22-[(1S,3R,4R)-4-(2-hydroxyethoxy)-3-methoxycyclohexyl]-2,13-dimethoxy-3,9,11,15,17,21-hexamethyl-12,18-dioxodocosa-3,5,7,15,19-pentaen-1-yl}-3-methyltetrahydro-2H-pyran-2-yl]-2-oxoacetyl}piperidine-2-carboxylic Acid (USP);