Title:
PREPARATION OF PENICILLIN ANALOG
Document Type and Number:
Japanese Patent JPS5566587
Kind Code:
A
Abstract:
NEW MATERIAL:A penicillin analog of formula I (R1W3 are organic or inorganic residues).
EXAMPLE: p-Methoxybenzyl 3-cyano- 3 -methyl- 7 -oxo- 6 -phenylacetamido- 4 -thia- 1-azabicyclo-[3,2,0]heptane-2-carboxylate.
USE: Antibacterial agent and its intermediate.
PROCESS: The compound I is prepared by heating a 2-azido-2-cephem compound II in an inert solvent such as benzene and toluene, at 50W150°C, pref. 70W120°C.
Inventors:
HOSHIIDE YASUO
HASHIMOTO YOSHIO
OGAWA HIROSHI
HASHIMOTO YOSHIO
OGAWA HIROSHI
Application Number:
JP13942378A
Publication Date:
May 20, 1980
Filing Date:
November 14, 1978
Export Citation:
Assignee:
NIKKEN CHEMICALS CO LTD
International Classes:
C07D499/04; A61K31/43; A61P23/00; C07D499/46; (IPC1-7): A61K31/43; C07D499/04; C07D499/46