CA1069119A - Reduction giving 3-cephem compounds - Google Patents

Reduction giving 3-cephem compounds

Info

Publication number
CA1069119A
CA1069119A CA264,971A CA264971A CA1069119A CA 1069119 A CA1069119 A CA 1069119A CA 264971 A CA264971 A CA 264971A CA 1069119 A CA1069119 A CA 1069119A
Authority
CA
Canada
Prior art keywords
process according
cephem
methyl
acid
amino
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
CA264,971A
Other languages
English (en)
French (fr)
Inventor
Wataru Nagata
Yoshio Hamashima
Masayuki Narisada
Kyo Okada
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.)
Shionogi and Co Ltd
Original Assignee
Shionogi and Co 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 Shionogi and Co Ltd filed Critical Shionogi and Co Ltd
Application granted granted Critical
Publication of CA1069119A publication Critical patent/CA1069119A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D501/00Heterocyclic 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
    • C07D501/02Preparation
    • C07D501/04Preparation 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)
CA264,971A 1975-11-11 1976-11-05 Reduction giving 3-cephem compounds Expired CA1069119A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50135385A JPS5259186A (en) 1975-11-11 1975-11-11 Preparation of 3-cephem compounds by reduction

Publications (1)

Publication Number Publication Date
CA1069119A true CA1069119A (en) 1980-01-01

Family

ID=15150459

Family Applications (1)

Application Number Title Priority Date Filing Date
CA264,971A Expired CA1069119A (en) 1975-11-11 1976-11-05 Reduction giving 3-cephem compounds

Country Status (7)

Country Link
US (1) US4081595A (enExample)
JP (1) JPS5259186A (enExample)
CA (1) CA1069119A (enExample)
CH (1) CH606005A5 (enExample)
DE (1) DE2651509C2 (enExample)
FR (1) FR2331564A1 (enExample)
GB (1) GB1529598A (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS543087A (en) * 1977-06-03 1979-01-11 Fujisawa Pharmaceut Co Ltd Preparation of cephalosporin compound
US4402803A (en) * 1981-09-14 1983-09-06 Eli Lilly And Company Process for 3-hydrogen cephems
JPH101482A (ja) * 1996-06-13 1998-01-06 Otsuka Chem Co Ltd 3−ノルセフェム化合物の製造法
WO2014069649A1 (en) * 2012-10-29 2014-05-08 Shionogi & Co., Ltd. Processes for production of intermediates for 2-alkyl cephem compounds
CN105315299B (zh) * 2015-09-22 2017-06-27 盐城开元医药化工有限公司 一种头孢唑肟母核7‑anca的合成方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3929775A (en) * 1970-12-08 1975-12-30 Takeda Chemical Industries Ltd Process for producing cephalosporin derivatives
US3883518A (en) * 1972-05-15 1975-05-13 Merck & Co Inc 3-Methylene cephalosporins

Also Published As

Publication number Publication date
US4081595A (en) 1978-03-28
FR2331564B1 (enExample) 1979-02-23
CH606005A5 (enExample) 1978-10-13
FR2331564A1 (fr) 1977-06-10
DE2651509A1 (de) 1977-05-18
DE2651509C2 (de) 1986-07-17
JPS611434B2 (enExample) 1986-01-17
GB1529598A (en) 1978-10-25
JPS5259186A (en) 1977-05-16

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Legal Events

Date Code Title Description
MKEX Expiry