methyl (2E,4E)-6-[(4R,5R,6R)-6-[(E,2R,5S,9R,11R)-5,11-dimethoxy-6,9-dimethyl-12-oxododec-6-en-2-yl]-2,2,5-trimethyl-1,3-dioxan-4-yl]hexa-2,4-dienoate 、
5-(2-{(4S,5R,6S)-6-[(S)-2-(tert-Butyl-diphenyl-silanyloxy)-1-methyl-ethyl]-2,2,5-trimethyl-[1,3]dioxan-4-yl}-ethanesulfonyl)-1-phenyl-1H-tetrazole 在
双(三甲基硅烷基)氨基钾 作用下,
以
乙二醇二甲醚 为溶剂,
生成 、 methyl (2E,4E)-6-[(4R,5R,6R)-6-[(2R,5S,6E,9R,11R,12E)-14-[(4S,5R,6S)-6-[(2S)-1-[tert-butyl(diphenyl)silyl]oxypropan-2-yl]-2,2,5-trimethyl-1,3-dioxan-4-yl]-5,11-dimethoxy-6,9-dimethyltetradeca-6,12-dien-2-yl]-2,2,5-trimethyl-1,3-dioxan-4-yl]hexa-2,4-dienoate