A 3+2 cycloaddition route to N-H pyrrolidines devoid of electron-withdrawing groups
作者:Georges Roussi、Jidong Zhang
DOI:10.1016/0040-4039(88)85195-5
日期:1988.1
N-Hpyrrolidines are obtained from intermolecular 3+2cycloaddition reactions between nonactivated olefins and ylide generated from amine N-oxide structurally designed in such a way as to allow easy dealkylation of the cycloadduct.
PYRROLE SIX-MEMBERED HETEROARYL RING DERIVATIVE, PREPARATION METHOD THEREFOR, AND MEDICINAL USES THEREOF
申请人:Jiangsu Hengrui Medicine Co. Ltd.
公开号:EP2796460B1
公开(公告)日:2018-07-04
Hypophosphorous Acid-Iodine: An Efficient and Mild Reagent for Cleavage of N–C Bond
作者:Ge Meng、Yan-Ping He、Fen-Er Chen
DOI:10.1081/scc-120021978
日期:2003.1.8
A mixture of hypophosphorous acid (H3PO2) and iodine in acetic acid can selectively cleave the N-alkyl bond in a variety of substituted heterocylic compounds in good to excellent yields without any damage to amide bond present in the substrates.
A Straightforward Synthesis of [3.3.0]Bicyclic Compounds
作者:I. Lachaise、K. Nohair、M. Hakiki、J. Y. Nédélec
DOI:10.1080/00397919508015487
日期:1995.11
cis-3-Aza- and 3-Oxo-bicyclo[3.3.0]octane were prepared in two steps from the corresponding 1,6-dienes.
ROUSSI, GEORGES;ZHANG, JIDONG, TETRAHEDRON LETT., 29,(1988) N 28, C. 3481-3482