SE422212B - Forfarande for framstellning av 7beta-amino-3-metyl-cefam-4-karbonsyraforeningar - Google Patents

Forfarande for framstellning av 7beta-amino-3-metyl-cefam-4-karbonsyraforeningar

Info

Publication number
SE422212B
SE422212B SE7317000A SE7317000A SE422212B SE 422212 B SE422212 B SE 422212B SE 7317000 A SE7317000 A SE 7317000A SE 7317000 A SE7317000 A SE 7317000A SE 422212 B SE422212 B SE 422212B
Authority
SE
Sweden
Prior art keywords
cefam
amino
methyl
procedure
carbonic acid
Prior art date
Application number
SE7317000A
Other languages
English (en)
Swedish (sv)
Inventor
B Fechtig
Original Assignee
Ciba Geigy Ag
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
Priority claimed from CH22473A external-priority patent/CH579090A5/de
Priority claimed from CH460973A external-priority patent/CH594682A5/de
Application filed by Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of SE422212B publication Critical patent/SE422212B/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
    • C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
    • C07D501/22—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with radicals containing only hydrogen and carbon atoms, attached in position 3
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
SE7317000A 1973-01-09 1973-12-17 Forfarande for framstellning av 7beta-amino-3-metyl-cefam-4-karbonsyraforeningar SE422212B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH22473A CH579090A5 (en) 1973-01-09 1973-01-09 7-Amino-3-methylene-cephams prepn. - by reducing 7-amino-3-acyloxymethyl-3-cephems, used as inters for antibiotic cephalosporins
CH460973A CH594682A5 (en) 1973-03-30 1973-03-30 7-Amino-3-methylene-cephams prepn.

Publications (1)

Publication Number Publication Date
SE422212B true SE422212B (sv) 1982-02-22

Family

ID=25683934

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7317000A SE422212B (sv) 1973-01-09 1973-12-17 Forfarande for framstellning av 7beta-amino-3-metyl-cefam-4-karbonsyraforeningar

Country Status (8)

Country Link
US (1) US4013650A (cs)
JP (1) JPS49108094A (cs)
CA (1) CA1022542A (cs)
DE (1) DE2400067C2 (cs)
FR (1) FR2213287B1 (cs)
GB (1) GB1450718A (cs)
NL (1) NL7400308A (cs)
SE (1) SE422212B (cs)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4049806A (en) * 1975-08-15 1977-09-20 Syntex (U.S.A.) Inc. Cephalosporin type antibacterials
US4024152A (en) * 1975-09-19 1977-05-17 Eli Lilly And Company 4-Dithio-3-imido-azetidin-2-ones
US4176231A (en) * 1977-12-24 1979-11-27 Lilly Industries Limited Process for preparing 3-exomethylenecepham sulfoxides
CA1200543A (en) * 1981-12-21 1986-02-11 Eli Lilly And Company 7-epi-3-exomethylenecepham derivatives
US4558123A (en) * 1983-07-22 1985-12-10 Eli Lilly And Company 3-Exomethylene cephalosporins
JPS61246187A (ja) * 1985-09-05 1986-11-01 Shionogi & Co Ltd １―オキサデチアセファム化合物の製造方法
JP2750355B2 (ja) * 1988-05-11 1998-05-13 大塚化学株式会社 ３−エキソメチレンセファム誘導体の製造法
JPH02117677A (ja) * 1989-09-22 1990-05-02 Shionogi & Co Ltd １―オキサデチアセフアム化合物
GB9203327D0 (en) * 1992-02-17 1992-04-01 Erba Carlo Spa Process for the synthesis of exomethylenecephams
US20060037595A1 (en) * 2004-08-17 2006-02-23 Dave Procknow Reduced-emission single cylinder engine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3769277A (en) * 1970-01-23 1973-10-30 Glaxo Lab Ltd Preparation of delta3-4 carboxy cephalosporins having a 3-vinyl or substituted 3-vinyl group
US3929775A (en) * 1970-12-08 1975-12-30 Takeda Chemical Industries Ltd Process for producing cephalosporin derivatives
JPS502518B1 (cs) * 1970-12-24 1975-01-27
US3773761A (en) * 1971-02-22 1973-11-20 Smithkline Corp Process for preparing desacetoxycephalosporanic acids from cephalosporanic acids
US3932393A (en) * 1971-02-25 1976-01-13 Eli Lilly And Company 3-Methylenecephalosporins and process for production thereof
JPS515396B1 (cs) * 1971-04-05 1976-02-19
US3883518A (en) * 1972-05-15 1975-05-13 Merck & Co Inc 3-Methylene cephalosporins

Also Published As

Publication number Publication date
JPS49108094A (cs) 1974-10-14
US4013650A (en) 1977-03-22
NL7400308A (cs) 1974-07-11
DE2400067C2 (de) 1984-03-15
CA1022542A (en) 1977-12-13
GB1450718A (en) 1976-09-29
FR2213287B1 (cs) 1978-12-08
DE2400067A1 (de) 1974-07-11
FR2213287A1 (cs) 1974-08-02

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