DK382284A - Fremgangsmaade til fremstilling af 7-acylamino-3-hydroxy-cephem-4-carboxylsyrer og 7-acylamino-3-hydroxy-1-dethia-1-oxacephem-4-carboxylsyrer - Google Patents

Fremgangsmaade til fremstilling af 7-acylamino-3-hydroxy-cephem-4-carboxylsyrer og 7-acylamino-3-hydroxy-1-dethia-1-oxacephem-4-carboxylsyrer Download PDF

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Publication number
DK382284A
DK382284A DK382284A DK382284A DK382284A DK 382284 A DK382284 A DK 382284A DK 382284 A DK382284 A DK 382284A DK 382284 A DK382284 A DK 382284A DK 382284 A DK382284 A DK 382284A
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DK
Denmark
Prior art keywords
acylamino
hydroxy
carboxyl acid
dethia
oxacephem
Prior art date
Application number
DK382284A
Other languages
English (en)
Other versions
DK382284D0 (da
Inventor
Dieter Haebich
Wolfgang Hartwig
Original Assignee
Bayer 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 DE19833328707 external-priority patent/DE3328707A1/de
Priority claimed from DE19843419135 external-priority patent/DE3419135A1/de
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of DK382284D0 publication Critical patent/DK382284D0/da
Publication of DK382284A publication Critical patent/DK382284A/da

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D505/00—Heterocyclic compounds containing 5-oxa-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. oxacephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/12—Preparation of nitro compounds by reactions not involving the formation of nitro groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D205/00—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom
    • C07D205/02—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings
    • C07D205/06—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D205/08—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams
    • C07D205/085—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams with a nitrogen atom directly attached in position 3
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D503/00—Heterocyclic compounds containing 4-oxa-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. oxapenicillins, clavulanic acid derivatives; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • 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
DK382284A 1983-08-09 1984-08-08 Fremgangsmaade til fremstilling af 7-acylamino-3-hydroxy-cephem-4-carboxylsyrer og 7-acylamino-3-hydroxy-1-dethia-1-oxacephem-4-carboxylsyrer DK382284A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19833328707 DE3328707A1 (de) 1983-08-09 1983-08-09 Verfahren zur herstellung von 7-acylamino-3-hydroxy-cephem-4-carbonsaeuren und 7-acylamino-3-hydroxy-1-dethia-1-oxacephem-4-car bonsaeuren
DE19843419135 DE3419135A1 (de) 1984-05-23 1984-05-23 Verfahren zur herstellung von 7-acylamino-3-hydroxycephem-4-carbonsaeuren und 7-acylamino-3-hydroxy-1-dethia-1-oxacephem-4- carbonsaeuren

Publications (2)

Publication Number Publication Date
DK382284D0 DK382284D0 (da) 1984-08-08
DK382284A true DK382284A (da) 1985-02-10

Family

ID=25813048

Family Applications (1)

Application Number Title Priority Date Filing Date
DK382284A DK382284A (da) 1983-08-09 1984-08-08 Fremgangsmaade til fremstilling af 7-acylamino-3-hydroxy-cephem-4-carboxylsyrer og 7-acylamino-3-hydroxy-1-dethia-1-oxacephem-4-carboxylsyrer

Country Status (3)

Country Link
US (1) US4616084A (da)
EP (1) EP0133670A3 (da)
DK (1) DK382284A (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8932702B2 (en) * 2007-06-15 2015-01-13 Sba Materials, Inc. Low k dielectric
WO2009049086A1 (en) 2007-10-09 2009-04-16 Larry Sutton Broad spectrum beta-lactamase inhibitors
CA2905240A1 (en) 2013-03-12 2014-10-09 Gladius Pharmaceuticals Coproration Derivatized 3-styryl-cephalosporins
CN112452317B (zh) * 2020-11-24 2023-06-30 南京工业大学 一种表面改性的二氧化硅微球催化剂、制备方法及应用

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1136132A (en) * 1975-02-17 1982-11-23 Teruji Tsuji Cyclization to form cephem ring and intermediates therefor
US4550162A (en) * 1975-02-20 1985-10-29 Ciba-Geigy Corporation Process for the manufacture of enol derivatives
US4174316A (en) * 1978-08-14 1979-11-13 Merck & Co., Inc. 4-Iodomethylazetidin-2-one
CA1148938A (en) * 1979-05-08 1983-06-28 John R. Corfield Preparation of cephalosporins and intermediates employed therein
JPS58103391A (ja) * 1981-12-11 1983-06-20 Meiji Seika Kaisha Ltd １−オキサデチア−セフエム誘導体の製造法

Also Published As

Publication number Publication date
EP0133670A3 (de) 1985-12-18
US4616084A (en) 1986-10-07
EP0133670A2 (de) 1985-03-06
DK382284D0 (da) 1984-08-08

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