@article{b319c640a16a44218688f2bb99ab3170,
title = "A facile synthesis of C(3)-alkenyl substituted cephems through addition-cyclization of allenecarboxylates derived from penicillin",
abstract = "A short-cut route to cephalosporins bearing alkenyl substituents on the C(3)-position through copper(I) chloride-promoted Michael-type addition of alkenyltributyltins to allenecarboxylates, derived from penicillin, is described.",
keywords = "3-Alkenylcephems, Allenecarboxylates, Penicillin-cephalosporin Conversion",
author = "Hideo Tanaka and Yutaka Kameyama and Sumida, {Shin ichi} and Sigeru Torii",
year = "1992",
month = nov,
day = "10",
doi = "10.1016/S0040-4039(00)60924-3",
language = "English",
volume = "33",
pages = "7029--7030",
journal = "Tetrahedron Letters",
issn = "0040-4039",
publisher = "Elsevier Limited",
number = "46",
}