DK515875A - Fremgangsmade til fremstilling af 7alfa-alkoxycephalosporin-derivater - Google Patents

Fremgangsmade til fremstilling af 7alfa-alkoxycephalosporin-derivater

Info

Publication number
DK515875A
DK515875A DK515875A DK515875A DK515875A DK 515875 A DK515875 A DK 515875A DK 515875 A DK515875 A DK 515875A DK 515875 A DK515875 A DK 515875A DK 515875 A DK515875 A DK 515875A
Authority
DK
Denmark
Prior art keywords
alcoxycephalosporine
7alfa
derivatives
procedure
preparation
Prior art date
Application number
DK515875A
Other languages
English (en)
Other versions
DK155671B (da
DK155671C (da
Inventor
H Yanagisawa
A Ando
M Fukushima
H Nakao
Original Assignee
Sankyo 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 Sankyo Co filed Critical Sankyo Co
Publication of DK515875A publication Critical patent/DK515875A/da
Publication of DK155671B publication Critical patent/DK155671B/da
Application granted granted Critical
Publication of DK155671C publication Critical patent/DK155671C/da

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
    • 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
    • C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
    • C07D501/57—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with a further substituent in position 7, e.g. cephamycines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
DK515875A 1974-11-15 1975-11-14 7-alfa-alkoxy-7-beta-benzylidenamino-3-cephem-4-carboxylater til anvendelse som mellemprodukter ved fremstilling af 7-alfa-alkoxycephalosporiner og fremgangsmaade til fremstilling af carboxylaterne DK155671C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP49131761A JPS5159890A (en) 1974-11-15 1974-11-15 77 arukokishisefuarosuhorinjudotaino seizoho
JP13176174 1974-11-15

Publications (3)

Publication Number Publication Date
DK515875A true DK515875A (da) 1976-05-16
DK155671B DK155671B (da) 1989-05-01
DK155671C DK155671C (da) 1989-09-25

Family

ID=15065546

Family Applications (1)

Application Number Title Priority Date Filing Date
DK515875A DK155671C (da) 1974-11-15 1975-11-14 7-alfa-alkoxy-7-beta-benzylidenamino-3-cephem-4-carboxylater til anvendelse som mellemprodukter ved fremstilling af 7-alfa-alkoxycephalosporiner og fremgangsmaade til fremstilling af carboxylaterne

Country Status (10)

Country Link
US (1) US4048155A (da)
JP (1) JPS5159890A (da)
CA (1) CA1059990A (da)
CH (1) CH618702A5 (da)
DE (1) DE2550867C2 (da)
DK (1) DK155671C (da)
FR (1) FR2291205A1 (da)
GB (1) GB1488068A (da)
NL (1) NL183650C (da)
SE (1) SE431210B (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57188595A (en) * 1981-05-14 1982-11-19 Meiji Seika Kaisha Ltd 7alpha-methoxycephem compound and its preparation
EP0389176A3 (en) * 1989-03-18 1992-01-15 Beecham Group p.l.c. Beta-lactams and processes for their preparation
US8250924B2 (en) * 2008-04-22 2012-08-28 Rosemount Inc. Industrial process device utilizing piezoelectric transducer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1366682A (en) * 1971-04-30 1974-09-11 Merck & Co Inc Process to prepare antibiotic intermediates
US3843641A (en) * 1971-11-29 1974-10-22 Merck & Co Inc Process for preparing penicillin and cephalosporin compounds
US3775410A (en) * 1971-11-29 1973-11-27 B Christensen Process for preparing cephalosporin compounds
YU36181B (en) * 1971-11-29 1982-02-25 Merck & Co Inc Process for obtaining 7-(2-thienylacetamido)-7-methoxy-3-carbamoyloxymethyl-3-cephem-4-carboxylates
DE2221035C2 (de) * 1972-04-28 1982-03-25 Merck & Co., Inc., 07065 Rahway, N.J. Verfahren zur Herstellung von substituierten 6-Iminopenicillinen und 7-Iminocephalosporinen
US3840532A (en) * 1972-05-01 1974-10-08 Lilly Co Eli Process for cleaving cephalosporin compounds
JPS554115B2 (da) * 1973-09-07 1980-01-29
JPS557436B2 (da) * 1974-04-03 1980-02-25

Also Published As

Publication number Publication date
US4048155A (en) 1977-09-13
CH618702A5 (da) 1980-08-15
DE2550867C2 (de) 1984-08-23
JPS5521753B2 (da) 1980-06-12
DK155671B (da) 1989-05-01
FR2291205A1 (fr) 1976-06-11
DK155671C (da) 1989-09-25
NL7513423A (nl) 1976-05-18
FR2291205B1 (da) 1979-06-01
NL183650C (nl) 1988-12-16
GB1488068A (en) 1977-10-05
SE7512830L (sv) 1976-05-16
NL183650B (nl) 1988-07-18
CA1059990A (en) 1979-08-07
DE2550867A1 (de) 1976-05-26
SE431210B (sv) 1984-01-23
JPS5159890A (en) 1976-05-25

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Legal Events

Date Code Title Description
PUP Patent expired