Monguzzi, R.; Scarpitta, G.; Ventura, P., Farmaco, Edizione Scientifica, 1980, vol. 35, # 5, p. 394 - 404
作者:Monguzzi, R.、Scarpitta, G.、Ventura, P.、Pifferi, G.
DOI:——
日期:——
US4178444A
申请人:——
公开号:US4178444A
公开(公告)日:1979-12-11
Monguzzi; Pinza; Pifferi, Farmaco, Edizione Scientifica, 1985, vol. 40, # 12, p. 956 - 969
作者:Monguzzi、Pinza、Pifferi、Visconti、Broccali
DOI:——
日期:——
Hydrazono derivatives of cephalosporins
申请人:CRAF Sud
公开号:US04178444A1
公开(公告)日:1979-12-11
Hydrazono derivatives of cephalosporins of the formula ##STR1## wherein R is phenyl optionally substituted, 2- or 3-thienyl optionally substituted, or 2- or 3-furyl optionally substituted, R.sub.1 is hydrogen or alkyl having from 1 to 4 carbon atoms, and R.sub.2 is hydrogen, acetoxy, carbamoyloxy or a heterocyclic nucleus preferably bounded through a sulphur atom to the methylene group. The compounds have bactericidal activity. Methods of preparation are also disclosed.