ISOMERIZATION OF THE (Z)-ENYNE UNIT TO THE (E)-ENYNE UNIT - CONVERSION OF LAUREATIN TO (E)-ISOLAUREATIN

被引:7
作者
ISHIHARA, J
KANOH, N
FUKUZAWA, A
MURAI, A
机构
关键词
D O I
10.1246/cl.1994.1563
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The (Z)-enyne compound bearing the acetylene part protected with dicobalt octacarbonyl, derived from laureatin, was reacted with trifluoromethanesulfonic acid to afford exclusively the corresponding (E)-derivative related to (E)-isolaureatin.
引用
收藏
页码:1563 / 1564
页数:2
相关论文
共 5 条
[1]  
Erickson K. L., 1979, MARINE NATURAL PRODU, V5, P131, DOI DOI 10.1016/B978-0-12-624005-4.50011-2
[2]   ACID-CATALYZED REARRANGEMENT OF LAUREATIN TO ISOLAUREATIN AND RELATED REACTIONS [J].
FUKUZAWA, A ;
IRIE, T ;
KUROSAWA, E .
JOURNAL OF ORGANIC CHEMISTRY, 1972, 37 (04) :680-&
[3]   PRELAUREATIN, A NEW BIOGENETIC KEY INTERMEDIATE ISOLATED FROM LAURENCIA-NIPPONICA [J].
FUKUZAWA, A ;
TAKASUGI, Y ;
MURAI, A .
TETRAHEDRON LETTERS, 1991, 32 (40) :5597-5598
[4]   EPIMERIZATION OF C-1 ALKYNYL GROUP ON PYRANOSE RING THROUGH DICOBALT HEXACARBONYL COMPLEXES [J].
TANAKA, S ;
TSUKIYAMA, T ;
ISOBE, M .
TETRAHEDRON LETTERS, 1993, 34 (36) :5757-5760
[5]   CONVERSION OF 2-HEPTENOLIDES INTO SUBSTITUTED OXOCENE SYSTEMS - ITS APPLICATION TO THE SYNTHESIS OF (+)-LAUTHISAN [J].
TSUSHIMA, K ;
MURAI, A .
CHEMISTRY LETTERS, 1990, (05) :761-764