作者:Kikumasa Sato、Seiichi Inoue、Akira Onishi、Nobuhiko Uchida、Nobuto Minowa
DOI:10.1039/p19810000761
日期:——
with geranyl p-tolyl sulphone (5) and higher isoprenologues (21), (24), and (27), followed by reductive elimination of p-tolysulphonyl group, furnishes a stereoselective synthesis of all-trans-polyprenols (3), (23),(26), and decaprenol (1b). Solanesol (1a) was synthesised using trans-4-chloroprenyl acetate (29) instead of (7).
烯丙基对甲苯基砜(5),(14)和(16)与烯丙基溴(7)和香叶基溴结合,生成区域和立体化学纯的1,5-二烯体系。全反式-ω-溴香叶基乙酸酯(7)与香叶基对甲苯基砜(5)和高级异戊二烯(21),(24)和(27)偶联,然后还原性消除对甲苯磺酰基,得到全反式聚戊烯醇(3),(23),(26)和癸癸酚(1b)的立体选择性合成。用反式-4-氯异戊烯基乙酸酯(29)代替(7)合成了茄尼醇(1a )。