CA1102791A - Procede d'obtention de composes a base de cephems - Google Patents

Procede d'obtention de composes a base de cephems

Info

Publication number
CA1102791A
CA1102791A CA302,003A CA302003A CA1102791A CA 1102791 A CA1102791 A CA 1102791A CA 302003 A CA302003 A CA 302003A CA 1102791 A CA1102791 A CA 1102791A
Authority
CA
Canada
Prior art keywords
compound
mixture
added
group
effected
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
CA302,003A
Other languages
English (en)
Inventor
Tatsuo Nishimura
Susumu Tsushima
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
Application granted granted Critical
Publication of CA1102791A publication Critical patent/CA1102791A/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
    • C07D501/02—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)
CA302,003A 1977-04-27 1978-04-26 Procede d'obtention de composes a base de cephems Expired CA1102791A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4927677A JPS53135996A (en) 1977-04-27 1977-04-27 Preparation of cephalosporin compounds
JP49276/1977 1977-04-27

Publications (1)

Publication Number Publication Date
CA1102791A true CA1102791A (fr) 1981-06-09

Family

ID=12826317

Family Applications (1)

Application Number Title Priority Date Filing Date
CA302,003A Expired CA1102791A (fr) 1977-04-27 1978-04-26 Procede d'obtention de composes a base de cephems

Country Status (7)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2453176A1 (fr) * 1979-04-06 1980-10-31 Glaxo Group Ltd Procede de preparation de cephalosporines substituees par un groupe carbamoyloxymethyle en position 3
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 (zh) * 2021-12-15 2023-07-07 山东金城医药化工有限公司 反式去甲氨噻肟酸乙酯的制备方法

Family Cites Families (1)

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

Also Published As

Publication number Publication date
JPS53135996A (en) 1978-11-28
NL7804535A (nl) 1978-10-31
FR2388816A1 (fr) 1978-11-24
DE2818025A1 (de) 1978-11-09
ES468942A1 (es) 1978-12-01
GB1602876A (en) 1981-11-18
FR2388816B1 (fr) 1981-07-24

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Legal Events

Date Code Title Description
MKEX Expiry