CA1157012A - Methode de preparation de (substituant)-2- carbamoyloxymethylpenam et de (substituant)-3- carbamoyloxycepham - Google Patents

Methode de preparation de (substituant)-2- carbamoyloxymethylpenam et de (substituant)-3- carbamoyloxycepham

Info

Publication number
CA1157012A
CA1157012A CA000420048A CA420048A CA1157012A CA 1157012 A CA1157012 A CA 1157012A CA 000420048 A CA000420048 A CA 000420048A CA 420048 A CA420048 A CA 420048A CA 1157012 A CA1157012 A CA 1157012A
Authority
CA
Canada
Prior art keywords
group
methyl
substituted
alkyl
hydrogen
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
CA000420048A
Other languages
English (en)
Inventor
Robert L. Cundall
Derek Walker
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.)
Bristol Myers Squibb Co
Original Assignee
Bristol Myers Squibb 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
Priority claimed from US05/893,092 external-priority patent/US4322347A/en
Application filed by Bristol Myers Squibb Co filed Critical Bristol Myers Squibb Co
Priority to CA000420048A priority Critical patent/CA1157012A/fr
Application granted granted Critical
Publication of CA1157012A publication Critical patent/CA1157012A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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

  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CA000420048A 1978-04-03 1983-01-21 Methode de preparation de (substituant)-2- carbamoyloxymethylpenam et de (substituant)-3- carbamoyloxycepham Expired CA1157012A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000420048A CA1157012A (fr) 1978-04-03 1983-01-21 Methode de preparation de (substituant)-2- carbamoyloxymethylpenam et de (substituant)-3- carbamoyloxycepham

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US05/893,092 US4322347A (en) 1978-04-03 1978-04-03 2-Carbamoyloxymethyl-penicillin derivatives
US893,092 1978-04-03
CA000322307A CA1140915A (fr) 1978-04-03 1979-02-26 Methode de preparation de 2-carbamoyloxymethylpename (substitue) et de 3-carbamoyloxymethylpename (substitue)
CA000420048A CA1157012A (fr) 1978-04-03 1983-01-21 Methode de preparation de (substituant)-2- carbamoyloxymethylpenam et de (substituant)-3- carbamoyloxycepham

Publications (1)

Publication Number Publication Date
CA1157012A true CA1157012A (fr) 1983-11-15

Family

ID=27166104

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000420048A Expired CA1157012A (fr) 1978-04-03 1983-01-21 Methode de preparation de (substituant)-2- carbamoyloxymethylpenam et de (substituant)-3- carbamoyloxycepham

Country Status (1)

Country Link
CA (1) CA1157012A (fr)

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Legal Events

Date Code Title Description
MKEX Expiry