Synthesis of steroid precursors. Intramolecular Diels-Alder approach to the trans-hydrindenone system.
作者:Swati A. Bal、Paul Helquist
DOI:10.1016/s0040-4039(01)82030-x
日期:1981.1
The intramolecular Diels-Alder reaction of the 1,3-propanediol-derived ketal of (6E)-2-methyl-1,6,8-nonatrien-3-one produces an approximately 3:1 ratio of trans- and cis-hydrindenones.
(6的1,3-丙二醇衍生的酮缩醇的分子内Diels-Alder反应ë)-2-甲基-1,6,8- nonatrien -3-酮产生大约3:1倍的比例的反式-和顺式-氢化茚。