ES468942A1 - Method for producing cepham compounds - Google Patents

Method for producing cepham compounds

Info

Publication number
ES468942A1
ES468942A1 ES468942A ES468942A ES468942A1 ES 468942 A1 ES468942 A1 ES 468942A1 ES 468942 A ES468942 A ES 468942A ES 468942 A ES468942 A ES 468942A ES 468942 A1 ES468942 A1 ES 468942A1
Authority
ES
Spain
Prior art keywords
producing
cepham compounds
cepham
compounds
deacetylcephalosporin
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
ES468942A
Other languages
Spanish (es)
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.)
Takeda Pharmaceutical Co Ltd
Original Assignee
Takeda Chemical Industries 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 Takeda Chemical Industries Ltd filed Critical Takeda Chemical Industries Ltd
Publication of ES468942A1 publication Critical patent/ES468942A1/en
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
    • C07D501/02—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
    • 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
    • C07D499/42—Compounds with a free primary amino radical attached in position 6

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)

Abstract

PURPOSE:To prepare 7-aminocephalosporanic acids useful as an intermediate of novel antibiotic substance from easily available deacetylcephalosporin C, by the successive treatments comprising carbamoylation, silylation and cleavage of amide-bond.
ES468942A 1977-04-27 1978-04-19 Method for producing cepham compounds Expired ES468942A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4927677A JPS53135996A (en) 1977-04-27 1977-04-27 Preparation of cephalosporin compounds

Publications (1)

Publication Number Publication Date
ES468942A1 true ES468942A1 (en) 1978-12-01

Family

ID=12826317

Family Applications (1)

Application Number Title Priority Date Filing Date
ES468942A Expired ES468942A1 (en) 1977-04-27 1978-04-19 Method for producing cepham compounds

Country Status (7)

Country Link
JP (1) JPS53135996A (en)
CA (1) CA1102791A (en)
DE (1) DE2818025A1 (en)
ES (1) ES468942A1 (en)
FR (1) FR2388816A1 (en)
GB (1) GB1602876A (en)
NL (1) NL7804535A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL58287A (en) * 1979-04-06 1982-08-31 Glaxo Group Ltd Process for the preparation of 3-carbamoyloxymethyl cephalosporin compounds
IL63207A (en) * 1980-07-24 1985-09-29 Lonza Ag Process for the preparation of 2-(2-aminothiazole-4-yl)-2-(syn)-methoxyiminoacetic acid esters
GB8320520D0 (en) * 1983-07-29 1983-09-01 Glaxo Group Ltd Chemical process
CN114014823B (en) * 2021-12-15 2023-07-07 山东金城医药化工有限公司 Preparation method of trans-northioxomate ethyl ester

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7216136A (en) * 1971-12-14 1973-06-18

Also Published As

Publication number Publication date
FR2388816A1 (en) 1978-11-24
FR2388816B1 (en) 1981-07-24
CA1102791A (en) 1981-06-09
GB1602876A (en) 1981-11-18
DE2818025A1 (en) 1978-11-09
NL7804535A (en) 1978-10-31
JPS53135996A (en) 1978-11-28

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