FR2019763A1 - - Google Patents

Info

Publication number
FR2019763A1
FR2019763A1 FR6925225A FR6925225A FR2019763A1 FR 2019763 A1 FR2019763 A1 FR 2019763A1 FR 6925225 A FR6925225 A FR 6925225A FR 6925225 A FR6925225 A FR 6925225A FR 2019763 A1 FR2019763 A1 FR 2019763A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6925225A
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.)
Eli Lilly and Co
Original Assignee
Eli Lilly and Co
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 Eli Lilly and Co filed Critical Eli Lilly and Co
Publication of FR2019763A1 publication Critical patent/FR2019763A1/fr
Withdrawn legal-status Critical Current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
    • C07D501/04—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
FR6925225A 1968-10-03 1969-07-24 Withdrawn FR2019763A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US76493968A 1968-10-03 1968-10-03

Publications (1)

Publication Number Publication Date
FR2019763A1 true FR2019763A1 (fr) 1970-07-10

Family

ID=25072218

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6925225A Withdrawn FR2019763A1 (fr) 1968-10-03 1969-07-24

Country Status (10)

Country Link
US (1) US3647786A (fr)
BE (1) BE736480A (fr)
CH (1) CH518978A (fr)
DK (1) DK143983C (fr)
FR (1) FR2019763A1 (fr)
GB (1) GB1260697A (fr)
IE (1) IE33464B1 (fr)
IL (1) IL32543A (fr)
NL (1) NL6910830A (fr)
ZA (1) ZA694627B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3922268A (en) * 1969-12-08 1975-11-25 Lilly Co Eli 3-Halomethyl-{66 {hu 3-Cephalosporin esters
US3862181A (en) * 1970-10-28 1975-01-21 Squibb & Sons Inc Process for preparing cephalosporins
US3929775A (en) * 1970-12-08 1975-12-30 Takeda Chemical Industries Ltd Process for producing cephalosporin derivatives
DE2265798C2 (de) * 1971-06-24 1985-09-26 Fujisawa Pharmaceutical Co., Ltd., Osaka Verfahren zur Herstellung von Oxoazetidin-Derivaten
BE791160A (fr) * 1972-01-03 1973-05-09 Beecham Group Ltd Nouveaux cephemes substitues
CH587268A5 (en) * 1972-06-29 1977-04-29 Ciba Geigy Ag Substd carboxylic acid derivs - broad spectrum antibiotics and inters
US4012380A (en) * 1974-12-10 1977-03-15 Eli Lilly And Company 7-Acylamino-3-acyl-2(or 3)cephems
JPS56118085A (en) * 1980-02-25 1981-09-16 Takeda Chem Ind Ltd 2-methylcephalosporin derivative and its preparation
US4504478A (en) * 1981-09-18 1985-03-12 Imperial Chemical Industries Plc Cephalosporin-1-oxide derivatives

Also Published As

Publication number Publication date
GB1260697A (en) 1972-01-19
BE736480A (fr) 1970-01-26
IE33464B1 (en) 1974-07-10
IL32543A0 (en) 1969-09-25
IL32543A (en) 1973-02-28
US3647786A (en) 1972-03-07
DK143983B (da) 1981-11-09
DE1937016B2 (de) 1975-11-06
ZA694627B (en) 1971-02-24
DK143983C (da) 1982-04-26
NL6910830A (fr) 1970-04-07
IE33464L (en) 1970-04-03
DE1937016A1 (de) 1970-04-09
CH518978A (de) 1972-02-15

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Legal Events

Date Code Title Description
ST Notification of lapse