DE2221070C2 - Verfahren zur Herstellung von 7-Amino-cheph-3-em-4-carbonsäure - Google Patents

Verfahren zur Herstellung von 7-Amino-cheph-3-em-4-carbonsäure

Info

Publication number
DE2221070C2
DE2221070C2 DE19722221070 DE2221070A DE2221070C2 DE 2221070 C2 DE2221070 C2 DE 2221070C2 DE 19722221070 DE19722221070 DE 19722221070 DE 2221070 A DE2221070 A DE 2221070A DE 2221070 C2 DE2221070 C2 DE 2221070C2
Authority
DE
Germany
Prior art keywords
carboxylic acid
anhydride
reaction
acid
compound
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.)
Expired
Application number
DE19722221070
Other languages
German (de)
English (en)
Other versions
DE2221070A1 (de
Inventor
John Chalfont St. Giles Buckinghamshire Cooper
David Cedric Greenford Middlesex Humber
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.)
Glaxo Laboratories Ltd
Original Assignee
Glaxo Laboratories 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 Glaxo Laboratories Ltd filed Critical Glaxo Laboratories Ltd
Publication of DE2221070A1 publication Critical patent/DE2221070A1/de
Priority to US372607A priority Critical patent/US3894064A/en
Application granted granted Critical
Publication of DE2221070C2 publication Critical patent/DE2221070C2/de
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D501/00Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • C07D501/14Compounds having a nitrogen atom directly attached in position 7
    • C07D501/16Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
    • C07D501/187-Aminocephalosporanic or substituted 7-aminocephalosporanic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
DE19722221070 1971-04-30 1972-04-28 Verfahren zur Herstellung von 7-Amino-cheph-3-em-4-carbonsäure Expired DE2221070C2 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US372607A US3894064A (en) 1972-04-28 1973-06-22 W-Aminoalkanesulphonic acid derivatives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1244471A GB1391271A (en) 1971-04-30 1971-04-30 Preparation of antibiotic compounds

Publications (2)

Publication Number Publication Date
DE2221070A1 DE2221070A1 (de) 1972-11-23
DE2221070C2 true DE2221070C2 (de) 1982-04-15

Family

ID=10004718

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722221070 Expired DE2221070C2 (de) 1971-04-30 1972-04-28 Verfahren zur Herstellung von 7-Amino-cheph-3-em-4-carbonsäure

Country Status (8)

Country Link
JP (1) JPS558987B1 (enrdf_load_stackoverflow)
AT (1) AT326815B (enrdf_load_stackoverflow)
BE (1) BE782807A (enrdf_load_stackoverflow)
CH (1) CH576981A5 (enrdf_load_stackoverflow)
DE (1) DE2221070C2 (enrdf_load_stackoverflow)
FR (1) FR2136786A5 (enrdf_load_stackoverflow)
GB (1) GB1391271A (enrdf_load_stackoverflow)
NL (1) NL7205789A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GR70261B (enrdf_load_stackoverflow) * 1977-12-12 1982-09-02 Takeda Chemical Industries Ltd
JPH03100840U (enrdf_load_stackoverflow) * 1990-02-02 1991-10-22
US5391226A (en) * 1992-04-23 1995-02-21 Tiremix Corporation Rubber-crumb-reinforced cement concrete
JPH0684451U (ja) * 1993-05-11 1994-12-02 正宣 賀川 工事黒板付カメラ
JPH06324398A (ja) * 1993-05-11 1994-11-25 Ryoichi Sato ボード写し込み装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1241655A (en) * 1967-08-21 1971-08-04 Glaxo Lab Ltd Improvements in or relating to cephalosporin compounds

Also Published As

Publication number Publication date
NL7205789A (enrdf_load_stackoverflow) 1972-11-01
AT326815B (de) 1975-12-29
JPS558987B1 (enrdf_load_stackoverflow) 1980-03-07
FR2136786A5 (enrdf_load_stackoverflow) 1972-12-22
GB1391271A (en) 1975-04-16
DE2221070A1 (de) 1972-11-23
CH576981A5 (enrdf_load_stackoverflow) 1976-06-30
ATA375572A (de) 1975-03-15
BE782807A (fr) 1972-10-30

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Legal Events

Date Code Title Description
OD Request for examination
8125 Change of the main classification
D2 Grant after examination
8339 Ceased/non-payment of the annual fee