HRID25734

反应详情

EQUATION

反应方程式

HRID 25734 的结构方程式

AUXILIARIES

试剂、催化剂与溶剂

2

PROCEDURE

实验过程

Ethyl (5S)-12-[(R)-(acetyloxy)[(2R,3R,4R,5S)-3,4-bis(acetyloxy)-5-(2,4-dioxo-3,4-dihydro-1(2H)-pyrimidinyl)tetrahydro-2-furanyl]methyl}-5-isobutyl-3,6-dioxo-1-phenyl-2-oxa-4,7,11-triazatridecan-1-oate (88 mg, 0.114 mmole, obtained from Example 38) was hydrogenated using 10% palladium on carbon in methanol (2 ml) under atmospheric pressure to provide ethyl (3R)-3-(acetyloxy)-2-[(3-{[(2S)-2-amino-4-methylpentanoyl]amino}propyl)amino]-3-[(2R,3R,4R,5S)-3,4-bis(acetyloxy)-5-(2,4-dioxo-3,4-dihydro-1(2H)-pyrimidinyl)tetrahydro-2-furanyl]propanoate (76 mg, 95%) as a white glassy solid.