Total synthesis of 5(S),15(S)-dihydroxy-6,13-trans-8,15-cis-eicosatetraenoic acid (5,15-diHETE) and 8(S),15(S)-dihydroxy-5,11-cis-9,13-trans-eicosatetraenoic acid (8,15-DiHETE), two novel metabolites of arachidonic acid
Synthesis of the (9S,18R)-seco acid of the leukocyte adhesion inhibitor cyclamenol A
作者:Marc Nazaré、Herbert Waldmann
DOI:10.1016/s0040-4039(99)02135-8
日期:2000.1
Cyclamenol A is a naturally occurring inhibitor of leukocyte adhesion to endothelial cells. The (9S,18R) diastereomer of cyclamenol A seco acid was synthesized by employing Sonogashira couplings and olefination reactions as the key steps. (C) 2000 Elsevier Science Ltd. Air rights reserved.
Alternative Synthesis of (-)-Geissman-Waiss Lactone, a Key Intermediate of Necine Bases
作者:Toshio Honda、Sae Matsumoto
DOI:10.3987/com-05-s(k)29
日期:——
A facile synthetic route to (-)-Geissman-Waiss lactone, a key intermediate of necine bases, was established by employing ring closing metathesis (RCM), followed by intramolecular Michael reaction of the resulting a,p-unsaturated lactone, as the key steps.