A convenient synthesis of (+)-albicanol based on enzymatic function: total syntheses of (+)-albicanyl acetate, (−)-albicanyl 3,4-dihydroxycinnamate, (−)-drimenol, (−)-drimenin and (−)-ambrox
作者:Hiroyuki Akita、Masako Nozawa、Ayumi Mitsuda、Hitomi Ohsawa
DOI:10.1016/s0957-4166(00)00076-8
日期:2000.4
enantiomerically pure (+)-albicanyl acetate 3 and (+)-albicanol 4. Deprotection of (+)-3 afforded the natural (+)-albicanol 4 which was converted to the natural products (−)-albicanyl 3,4-dihydroxycinnamate 7, (−)-drimenol 8, (−)-drimenin 9 and (−)-ambrox 10.
通过使用来自Alcaligenes sp。的脂肪酶“ PL-266” 。用乙酸异丙烯基酯对(±)-白三醇4进行对映体选择性乙酰化,得到对映体纯的乙酸(+)-白三烷基乙酸酯3和(+)-白三醇4。(+)- 3的脱保护得到了天然(+)-白果醇4,其被转化为天然产物(-)-白三烷基3,4-二羟基肉桂酸酯7,(-)-香木酚8,(-)-香木素9和( −)-ambrox 10。