BE798969A - Procede de preparation d'une cephalosporine - Google Patents

Procede de preparation d'une cephalosporine

Info

Publication number
BE798969A
BE798969A BE1005011A BE1005011A BE798969A BE 798969 A BE798969 A BE 798969A BE 1005011 A BE1005011 A BE 1005011A BE 1005011 A BE1005011 A BE 1005011A BE 798969 A BE798969 A BE 798969A
Authority
BE
Belgium
Prior art keywords
cephalosporin
preparing
Prior art date
Application number
BE1005011A
Other languages
English (en)
French (fr)
Inventor
H M Higgins
J W Fitzsimmons
H B Hayes
R G Abel
Original Assignee
Lilly Co Eli
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 Lilly Co Eli filed Critical Lilly Co Eli
Publication of BE798969A publication Critical patent/BE798969A/xx

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
    • C07D501/18—7-Aminocephalosporanic or substituted 7-aminocephalosporanic acids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • C07D499/21—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring with a nitrogen atom directly attached in position 6 and a carbon atom having three bonds to hetero atoms with at the most one bond to halogen, e.g. an ester or nitrile radical, directly attached in position 2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
BE1005011A 1972-05-01 1973-04-30 Procede de preparation d'une cephalosporine BE798969A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US249293A US3904615A (en) 1972-05-01 1972-05-01 Process for cleaving cephalosporin compounds

Publications (1)

Publication Number Publication Date
BE798969A true BE798969A (fr) 1973-10-30

Family

ID=22942849

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1005011A BE798969A (fr) 1972-05-01 1973-04-30 Procede de preparation d'une cephalosporine

Country Status (6)

Country Link
US (1) US3904615A (cs)
BE (1) BE798969A (cs)
CA (1) CA1018156A (cs)
CS (1) CS203966B2 (cs)
PH (1) PH10445A (cs)
ZA (1) ZA732664B (cs)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3499909A (en) * 1966-05-18 1970-03-10 Koninklijke Gist Spiritus Process for production of 6-aminopenicillanic acid
US3575970A (en) * 1967-08-07 1971-04-20 Koninklijke Gist Spiritus Process for preparation of 7-amino-cephalosporanic acid compounds

Also Published As

Publication number Publication date
PH10445A (en) 1977-03-25
CA1018156A (en) 1977-09-27
US3904615A (en) 1975-09-09
CS203966B2 (cs) 1981-03-31
ZA732664B (en) 1974-10-30

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: ELI LILLY AND CY

Effective date: 19930430