CA1071621A - Derives d'acide 7-aminocephalosporanique - Google Patents

Derives d'acide 7-aminocephalosporanique

Info

Publication number
CA1071621A
CA1071621A CA244,626A CA244626A CA1071621A CA 1071621 A CA1071621 A CA 1071621A CA 244626 A CA244626 A CA 244626A CA 1071621 A CA1071621 A CA 1071621A
Authority
CA
Canada
Prior art keywords
group
ester
phthalidyl
formula
methyl
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
CA244,626A
Other languages
English (en)
Inventor
Peter H. Bentley
Gerald Brooks
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.)
Beecham Group PLC
Original Assignee
Beecham Group PLC
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 Beecham Group PLC filed Critical Beecham Group PLC
Application granted granted Critical
Publication of CA1071621A publication Critical patent/CA1071621A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D501/00—Heterocyclic 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
    • C07D501/14—Compounds having a nitrogen atom directly attached in position 7
    • C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
    • C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D501/00—Heterocyclic 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
    • C07D501/02—Preparation
    • C07D501/04—Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D501/00—Heterocyclic 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
    • C07D501/14—Compounds having a nitrogen atom directly attached in position 7
    • C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
CA244,626A 1975-02-22 1976-01-30 Derives d'acide 7-aminocephalosporanique Expired CA1071621A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7546/75A GB1544404A (en) 1975-02-22 1975-02-22 Process for preparing esters of 7-amino-cephalosporanic acid derivatives

Publications (1)

Publication Number Publication Date
CA1071621A true CA1071621A (fr) 1980-02-12

Family

ID=9835213

Family Applications (1)

Application Number Title Priority Date Filing Date
CA244,626A Expired CA1071621A (fr) 1975-02-22 1976-01-30 Derives d'acide 7-aminocephalosporanique

Country Status (18)

Country Link
JP (1) JPS51101995A (fr)
AR (1) AR212809A1 (fr)
AT (1) AT345456B (fr)
AU (1) AU505037B2 (fr)
BE (1) BE838514A (fr)
CA (1) CA1071621A (fr)
CH (1) CH619957A5 (fr)
DE (1) DE2605159A1 (fr)
DK (1) DK72976A (fr)
ES (1) ES445009A1 (fr)
FI (1) FI760292A (fr)
FR (1) FR2301527A1 (fr)
GB (1) GB1544404A (fr)
IE (1) IE42404B1 (fr)
NL (1) NL7601662A (fr)
NO (1) NO760577L (fr)
SE (1) SE7601534L (fr)
ZA (1) ZA76441B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3139534A (en) * 1960-06-17 1964-06-30 Honeywell Regulator Co Pulse characterizing apparatus using saturable core means to effect pulse delay and shaping

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1377661A (en) * 1971-06-05 1974-12-18 Yamanouchi Pharma Co Ltd Oxofuryl ester derivatives of penicillin and cephalosporin
GB1406113A (en) * 1972-10-05 1975-09-17 Leo Pharm Prod Ltd Process for the preparation of cephalosporin estets

Also Published As

Publication number Publication date
DK72976A (da) 1976-08-23
SE7601534L (sv) 1976-08-23
AU1133976A (en) 1977-09-01
ES445009A1 (es) 1977-08-16
NL7601662A (nl) 1976-08-24
ATA118476A (de) 1978-01-15
IE42404B1 (en) 1980-07-30
IE42404L (en) 1976-08-22
CH619957A5 (en) 1980-10-31
BE838514A (fr) 1976-08-12
ZA76441B (en) 1977-01-26
GB1544404A (en) 1979-04-19
AU505037B2 (en) 1979-11-08
AT345456B (de) 1978-09-25
DE2605159A1 (de) 1976-09-02
FR2301527B1 (fr) 1980-03-07
FR2301527A1 (fr) 1976-09-17
FI760292A (fr) 1976-08-23
JPS51101995A (fr) 1976-09-08
AR212809A1 (es) 1978-10-13
NO760577L (fr) 1976-08-24

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Legal Events

Date Code Title Description
MKEX Expiry