DE3270045D1 - 4-cyano-2-azetidinones and production thereof - Google Patents

4-cyano-2-azetidinones and production thereof

Info

Publication number
DE3270045D1
DE3270045D1 DE8282111744T DE3270045T DE3270045D1 DE 3270045 D1 DE3270045 D1 DE 3270045D1 DE 8282111744 T DE8282111744 T DE 8282111744T DE 3270045 T DE3270045 T DE 3270045T DE 3270045 D1 DE3270045 D1 DE 3270045D1
Authority
DE
Germany
Prior art keywords
azetidinones
cyano
production
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
DE8282111744T
Other languages
German (de)
Inventor
Michihiko Ochiai
Shoji Kishimoto
Taisuke Matsuo
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.)
Takeda Pharmaceutical Co Ltd
Original Assignee
Takeda Chemical Industries Ltd
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 PCT/JP1982/000141 external-priority patent/WO1983003827A1/en
Application filed by Takeda Chemical Industries Ltd filed Critical Takeda Chemical Industries Ltd
Application granted granted Critical
Publication of DE3270045D1 publication Critical patent/DE3270045D1/en
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
DE8282111744T 1981-12-25 1982-12-17 4-cyano-2-azetidinones and production thereof Expired DE3270045D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP56212718A JPS58110563A (en) 1981-12-25 1981-12-25 4-cyano-2-azetidinone derivative and its preparation
PCT/JP1982/000141 WO1983003827A1 (en) 1982-04-27 1982-04-27 4-cyano-2-azetidinone derivatives and process for their preparation

Publications (1)

Publication Number Publication Date
DE3270045D1 true DE3270045D1 (en) 1986-04-24

Family

ID=16627276

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282111744T Expired DE3270045D1 (en) 1981-12-25 1982-12-17 4-cyano-2-azetidinones and production thereof

Country Status (5)

Country Link
JP (1) JPS58110563A (en)
DE (1) DE3270045D1 (en)
IE (1) IE54682B1 (en)
PH (1) PH23731A (en)
ZA (1) ZA829136B (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA826089B (en) * 1981-08-27 1983-07-27 Hoffmann La Roche Beta-lactams

Also Published As

Publication number Publication date
IE823036L (en) 1983-06-25
ZA829136B (en) 1983-09-28
IE54682B1 (en) 1990-01-03
JPS58110563A (en) 1983-07-01
JPH0424347B2 (en) 1992-04-24
PH23731A (en) 1989-11-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee