JPS5538349A - Preparation of 3,7-disubstituted-3-cephem-4-carboxylic acid compound and its novel intermediate - Google Patents

Preparation of 3,7-disubstituted-3-cephem-4-carboxylic acid compound and its novel intermediate

Info

Publication number
JPS5538349A
JPS5538349A JP11255578A JP11255578A JPS5538349A JP S5538349 A JPS5538349 A JP S5538349A JP 11255578 A JP11255578 A JP 11255578A JP 11255578 A JP11255578 A JP 11255578A JP S5538349 A JPS5538349 A JP S5538349A
Authority
JP
Japan
Prior art keywords
compound
formula
acetal
cephem
carboxylic acid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP11255578A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6312864B2 (enrdf_load_stackoverflow
Inventor
Takao Takatani
Takashi Masugi
Hisashi Takasugi
Hiromu Kawachi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujisawa Pharmaceutical Co Ltd
Original Assignee
Fujisawa Pharmaceutical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujisawa Pharmaceutical Co Ltd filed Critical Fujisawa Pharmaceutical Co Ltd
Priority to JP11255578A priority Critical patent/JPS5538349A/ja
Priority to EP79103389A priority patent/EP0009671B1/en
Priority to AT81109663T priority patent/ATE36533T1/de
Priority to EP81109663A priority patent/EP0048504B1/en
Priority to DE7979103389T priority patent/DE2967053D1/de
Priority to DE8181109663T priority patent/DE2967681D1/de
Priority to AT79103389T priority patent/ATE7914T1/de
Priority to US06/101,527 priority patent/US4298529A/en
Publication of JPS5538349A publication Critical patent/JPS5538349A/ja
Priority to US06/213,217 priority patent/US4379922A/en
Priority to US06/411,312 priority patent/US4518774A/en
Priority to US06/690,989 priority patent/US4594446A/en
Publication of JPS6312864B2 publication Critical patent/JPS6312864B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
  • Cephalosporin Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP11255578A 1978-09-12 1978-09-12 Preparation of 3,7-disubstituted-3-cephem-4-carboxylic acid compound and its novel intermediate Granted JPS5538349A (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
JP11255578A JPS5538349A (en) 1978-09-12 1978-09-12 Preparation of 3,7-disubstituted-3-cephem-4-carboxylic acid compound and its novel intermediate
DE8181109663T DE2967681D1 (en) 1978-09-12 1979-09-11 Intermediate compounds for preparing cephem compounds; processes for their preparation and processes for preparing cephem compounds
AT81109663T ATE36533T1 (de) 1978-09-12 1979-09-11 Cephalosporinzwischenprodukte, verfahren zu ihrer herstellung und verfahren zur herstellung von cephalosporinderivaten.
EP81109663A EP0048504B1 (en) 1978-09-12 1979-09-11 Intermediate compounds for preparing cephem compounds; processes for their preparation and processes for preparing cephem compounds
DE7979103389T DE2967053D1 (en) 1978-09-12 1979-09-11 Starting compounds for preparing cephem compounds and processes for their preparation
EP79103389A EP0009671B1 (en) 1978-09-12 1979-09-11 Starting compounds for preparing cephem compounds and processes for their preparation
AT79103389T ATE7914T1 (de) 1978-09-12 1979-09-11 Ausgangsprodukte fuer die herstellung von cephem- verbindungen und verfahren zu ihrer herstellung.
US06/101,527 US4298529A (en) 1978-09-12 1979-12-10 Alkoxyimino dioxy butyric acid derivatives
US06/213,217 US4379922A (en) 1978-09-12 1980-12-05 Cepham compounds
US06/411,312 US4518774A (en) 1978-09-12 1982-08-25 3-Cephem intermediates
US06/690,989 US4594446A (en) 1978-09-12 1985-01-14 2-alkoxyimino-3,3-dialkoxy-butyrates and derivatives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11255578A JPS5538349A (en) 1978-09-12 1978-09-12 Preparation of 3,7-disubstituted-3-cephem-4-carboxylic acid compound and its novel intermediate

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP21362086A Division JPS6289688A (ja) 1986-09-10 1986-09-10 ７−置換−３−セフエム−４−カルボン酸化合物

Publications (2)

Publication Number Publication Date
JPS5538349A true JPS5538349A (en) 1980-03-17
JPS6312864B2 JPS6312864B2 (enrdf_load_stackoverflow) 1988-03-23

Family

ID=14589585

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11255578A Granted JPS5538349A (en) 1978-09-12 1978-09-12 Preparation of 3,7-disubstituted-3-cephem-4-carboxylic acid compound and its novel intermediate

Country Status (1)

Country Link
JP (1) JPS5538349A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6312864B2 (enrdf_load_stackoverflow) 1988-03-23

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