Abstract
A sequential reductive 1,2-elimination-addition-cyclization of 3,4- disubstituted butenoates derived from penicillin is performed successfully by treatment with alkenyltin, copper(I) chloride and 2,2'-bipyridine (bpy) in N- methyl-2-pyrrolidinone (NMP) to afford 3-alkenyl-Δ3-cephems.
Original language | English |
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Pages (from-to) | 774-776 |
Number of pages | 3 |
Journal | Synlett |
Issue number | 6 |
DOIs | |
Publication status | Published - Jan 1 1999 |
Keywords
- 3,4-disubstituted butenoate
- 3-alkeyl-Δ-cephems
- Addition/cyclization
- Alkenyltin/CuCl system
- Reductive 1,2- elimination
ASJC Scopus subject areas
- Organic Chemistry