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FR2344561A1 - Procede de preparation de 3-methylenecephalosporines - Google Patents

Procede de preparation de 3-methylenecephalosporines

Info

Publication number
FR2344561A1
FR2344561A1 FR7706779A FR7706779A FR2344561A1 FR 2344561 A1 FR2344561 A1 FR 2344561A1 FR 7706779 A FR7706779 A FR 7706779A FR 7706779 A FR7706779 A FR 7706779A FR 2344561 A1 FR2344561 A1 FR 2344561A1
Authority
FR
France
Prior art keywords
methylenecephalosporins
preparation
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.)
Pending
Application number
FR7706779A
Other languages
English (en)
Inventor
Eric M Gordon
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.)
ER Squibb and Sons LLC
Original Assignee
ER Squibb and Sons LLC
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 ER Squibb and Sons LLC filed Critical ER Squibb and Sons LLC
Publication of FR2344561A1 publication Critical patent/FR2344561A1/fr
Pending 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
    • C07D501/02—Preparation
    • C07D501/08—Preparation by forming the ring or condensed ring systems
    • C07D501/10—Preparation by forming the ring or condensed ring systems from compounds containing the penicillin ring system
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Molecular Biology (AREA)
  • Cephalosporin Compounds (AREA)
FR7706779A 1976-03-15 1977-03-08 Procede de preparation de 3-methylenecephalosporines Pending FR2344561A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/666,989 US4375397A (en) 1976-03-15 1976-03-15 Process for preparing 3-methylene cephalosporins

Publications (1)

Publication Number Publication Date
FR2344561A1 true FR2344561A1 (fr) 1977-10-14

Family

ID=24676364

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7706779A Pending FR2344561A1 (fr) 1976-03-15 1977-03-08 Procede de preparation de 3-methylenecephalosporines

Country Status (12)

Country Link
US (1) US4375397A (fr)
JP (1) JPS52111592A (fr)
BE (1) BE852469A (fr)
CA (1) CA1062654A (fr)
CH (1) CH597239A5 (fr)
DE (1) DE2709529C2 (fr)
DK (1) DK155008C (fr)
FR (1) FR2344561A1 (fr)
GB (1) GB1579296A (fr)
HU (1) HU172544B (fr)
IE (1) IE45116B1 (fr)
NL (1) NL7702342A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4190724A (en) * 1978-11-13 1980-02-26 Eli Lilly And Company Process for 3-exomethylenecepham sulfoxides
US4966443A (en) * 1988-02-22 1990-10-30 Fuji Photo Film Co., Ltd. Light beam scanner
JPH023451U (fr) * 1988-06-16 1990-01-10

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2265798C2 (de) * 1971-06-24 1985-09-26 Fujisawa Pharmaceutical Co., Ltd., Osaka Verfahren zur Herstellung von Oxoazetidin-Derivaten
US3898142A (en) * 1972-03-24 1975-08-05 Schering Corp Photolytic cyclization of an amino-keto acylate

Also Published As

Publication number Publication date
IE45116B1 (en) 1982-06-30
CA1062654A (fr) 1979-09-18
DK155008C (da) 1989-06-12
IE45116L (en) 1977-09-15
JPS6120554B2 (fr) 1986-05-22
JPS52111592A (en) 1977-09-19
NL7702342A (nl) 1977-09-19
BE852469A (fr) 1977-09-15
DE2709529C2 (de) 1986-01-02
DK106677A (da) 1977-09-16
US4375397A (en) 1983-03-01
DE2709529A1 (de) 1977-09-22
GB1579296A (en) 1980-11-19
HU172544B (hu) 1978-09-28
CH597239A5 (fr) 1978-03-31
DK155008B (da) 1989-01-23

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