NOVEL 3-FUSED PYRIDINIUMMETHYL CEPHALOSPORINS

• Main Authors: KOUN HO LEE, SEUNG HO AN, YANG SOO AHN, KYOUNG EOB CHOI, ROK LIM YUN, CHUN SEON LYU, YEO HONG YOON, JE HAK KIM, SUNG YONG PARK, SUNG KI CHO, CHOONG SUP KIM
• Format: Patent
• Language: English
• Published: 12.01.1993
• Subjects: CHEMISTRY; HETEROCYCLIC COMPOUNDS; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; METALLURGY; ORGANIC CHEMISTRY; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS

Novel semi-synthetic cephalosporin derivatives having a fused pyridiniummethyl at 3-position of the cephem nucleus, pharmaceutically acceptable salts, physiologically hydrolizable esters or solvates thereof are disclosed. Also disclosed is a process for preparing the cephalosporin derivatives which...