CH583739A5 - - Google Patents

Info

Publication number
CH583739A5
CH583739A5 CH1054472A CH1054472A CH583739A5 CH 583739 A5 CH583739 A5 CH 583739A5 CH 1054472 A CH1054472 A CH 1054472A CH 1054472 A CH1054472 A CH 1054472A CH 583739 A5 CH583739 A5 CH 583739A5
Authority
CH
Switzerland
Application number
CH1054472A
Original Assignee
Merck & Co Inc
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 US162703A external-priority patent/US3859282A/en
Application filed by Merck & Co Inc filed Critical Merck & Co Inc
Publication of CH583739A5 publication Critical patent/CH583739A5/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
    • C07D501/57—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
    • 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
    • C07D501/60—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 3 and 4
    • 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)
CH1054472A 1971-07-14 1972-07-13 CH583739A5 (cg-RX-API-DMAC7.html)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US162703A US3859282A (en) 1971-07-14 1971-07-14 Process for preparing 3-substituted methyl-7-acylamido-7-methoxy-2-cephem-4-carboxylic acid and its esters
US17955971A 1971-09-10 1971-09-10
US20121071A 1971-11-22 1971-11-22
US24427072A 1972-04-14 1972-04-14

Publications (1)

Publication Number Publication Date
CH583739A5 true CH583739A5 (cg-RX-API-DMAC7.html) 1977-01-14

Family

ID=27496523

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1054472A CH583739A5 (cg-RX-API-DMAC7.html) 1971-07-14 1972-07-13

Country Status (9)

Country Link
AU (1) AU464944B2 (cg-RX-API-DMAC7.html)
BE (1) BE785917A (cg-RX-API-DMAC7.html)
CA (1) CA1014949A (cg-RX-API-DMAC7.html)
CH (1) CH583739A5 (cg-RX-API-DMAC7.html)
DD (2) DD105452A5 (cg-RX-API-DMAC7.html)
DE (1) DE2234479C3 (cg-RX-API-DMAC7.html)
FR (2) FR2154425B1 (cg-RX-API-DMAC7.html)
GB (1) GB1379465A (cg-RX-API-DMAC7.html)
NL (1) NL7208855A (cg-RX-API-DMAC7.html)

Also Published As

Publication number Publication date
DE2234479C3 (de) 1976-01-02
AU4420772A (en) 1974-01-10
DD108542A5 (cg-RX-API-DMAC7.html) 1974-09-20
AU464944B2 (en) 1975-09-11
DE2234479A1 (de) 1973-02-15
FR2162237A1 (cg-RX-API-DMAC7.html) 1973-07-13
FR2162237B1 (cg-RX-API-DMAC7.html) 1974-03-15
DD105452A5 (cg-RX-API-DMAC7.html) 1974-04-20
DE2234479B2 (de) 1975-05-22
GB1379465A (en) 1975-01-02
FR2154425B1 (cg-RX-API-DMAC7.html) 1973-12-07
CA1014949A (en) 1977-08-02
FR2154425A1 (cg-RX-API-DMAC7.html) 1973-05-11
NL7208855A (cg-RX-API-DMAC7.html) 1973-01-16
BE785917A (fr) 1973-01-08

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased