Iodocyclization of allylic alcohol derivatives containing internal nucleophiles. Control of stereoselectivity by substituents in the acyclic precursors
作者:A. Richard Chamberlin、Milana Dezube、Patrick Dussault、Mark C. McMills
DOI:10.1021/ja00356a020
日期:1983.9
La reaction d'acides hydroxy-3 alcene-4oiques avec l'iode en milieu biphasique neutre donne une cyclisation stereoselective habituellement en cis-hydroxy-3 iodo-4 lactone. Effet des substituants
La 反应 d'acides hydroxy-3 alcene-4oiques avec l'iode en milieu biphasique neutre donne une 环化立体选择性习惯 en cis-hydroxy-3 iodo-4 内酯。替代物的作用
Regioselectivity in the ene reaction of singlet oxygen with alkenes bearing an electron withdrawing group at β- position
作者:Manolis Stratakis、Michael Orfanopoulos
DOI:10.1016/s0040-4039(96)02469-0
日期:1997.2
Electronic repulsions between a perepoxide intermediate and the allylic functionality in the product forming transition state, direct the regioselectivity in the photooxygenation of trisubstituted alkenes bearing an electron withdrawing group at β- position.
Production of alkenes from 3-hydroxycarboxylic acids via 3-hydroxycarboxyl-nucleotidylic acids
申请人:Global Bioenergies
公开号:US10017787B2
公开(公告)日:2018-07-10
The application describes a method for producing alkenes (for example propylene, ethylene, 1-butylene, isobutylene, isoamylene, butadiene or isoprene) from 3-hydroxycarboxylic acids via 3-hydroxycarboxyl-nucleotidylic acids.