AT341094B - Verfahren zur herstellung von neuen cephalosporinderivaten

Verfahren zur herstellung von neuen cephalosporinderivaten

Info

Publication number: AT341094B
Authority: AT; Austria
Prior art keywords: cephalosporin derivatives; manufacturing new; new cephalosporin; manufacturing; derivatives
Prior art date: 1974-02-20

Application number

AT677976A

Other languages

Other versions

Original Assignee

Takeda Chemical Industries Ltd

Priority date

1974-02-20

Filing date

1976-09-13

Publication date

1978-01-25

1974-02-20 Priority claimed from JP49020752A external-priority patent/JPS50111093A/ja

1974-11-13 Priority claimed from JP13138174A external-priority patent/JPS5512913B2/ja

1974-12-23 Priority claimed from AT1029374A external-priority patent/AT341667B/de

1975-03-29 Priority claimed from KR7500661A external-priority patent/KR800001569B1/ko

1976-09-13 Application filed by Takeda Chemical Industries Ltd filed Critical Takeda Chemical Industries Ltd

1977-05-15 Publication of ATA677976A publication Critical patent/ATA677976A/de

1978-01-25 Application granted granted Critical

1978-01-25 Publication of AT341094B publication Critical patent/AT341094B/de

AT677976A 1974-02-20 1976-09-13 Verfahren zur herstellung von neuen cephalosporinderivaten AT341094B (de)