methyl-(4R)-3-{[(7,7-dimethyl-2-oxobicyclo[2.2.1]hept-1-yl)methyl]sulfonyl}-1-{(1R)-1-[(2S)-2-hydroxyundecyl]prop-2-en-1-yl}-4-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate 、
二甲基苯基硅烷 在
platinum(IV) oxide 作用下,
以91%的产率得到methyl (R)-1-((3R,5S)-1-(dimethyl(phenyl)silyl)-5-hydroxytetradecan-3-yl)-3-((((1S,4R)-7,7-dimethyl-2-oxobicyclo[2.2.1]heptan-1-yl)methyl)sulfonyl)-4-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate