JPS5791938A - Preparation of acetylene derivative - Google Patents

Preparation of acetylene derivative

Info

Publication number
JPS5791938A
JPS5791938A JP55167180A JP16718080A JPS5791938A JP S5791938 A JPS5791938 A JP S5791938A JP 55167180 A JP55167180 A JP 55167180A JP 16718080 A JP16718080 A JP 16718080A JP S5791938 A JPS5791938 A JP S5791938A
Authority
JP
Japan
Prior art keywords
reacting
pyrrolidone
acetylene
methyl
lower alkyl
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.)
Granted
Application number
JP55167180A
Other languages
English (en)
Japanese (ja)
Other versions
JPS642110B2 (fr
Inventor
Junichiro Otsubo
Tsutomu Fujimura
Masaaki Ozaki
Kazuyuki Nakagawa
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.)
Otsuka Pharmaceutical Co Ltd
Original Assignee
Otsuka Pharmaceutical Co 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
Application filed by Otsuka Pharmaceutical Co Ltd filed Critical Otsuka Pharmaceutical Co Ltd
Priority to JP55167180A priority Critical patent/JPS5791938A/ja
Publication of JPS5791938A publication Critical patent/JPS5791938A/ja
Publication of JPS642110B2 publication Critical patent/JPS642110B2/ja
Granted 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

  • Pyrane Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
JP55167180A 1980-11-26 1980-11-26 Preparation of acetylene derivative Granted JPS5791938A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55167180A JPS5791938A (en) 1980-11-26 1980-11-26 Preparation of acetylene derivative

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55167180A JPS5791938A (en) 1980-11-26 1980-11-26 Preparation of acetylene derivative

Publications (2)

Publication Number Publication Date
JPS5791938A true JPS5791938A (en) 1982-06-08
JPS642110B2 JPS642110B2 (fr) 1989-01-13

Family

ID=15844900

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55167180A Granted JPS5791938A (en) 1980-11-26 1980-11-26 Preparation of acetylene derivative

Country Status (1)

Country Link
JP (1) JPS5791938A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0348123A (ja) * 1989-07-17 1991-03-01 Chino Corp 記録計

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5412309A (en) * 1977-06-28 1979-01-30 T Hasegawa Co Ltd 3-hexynyl-and cis-hexenyl ethers, their preparation and use
JPS5437826A (en) * 1977-08-29 1979-03-20 Otsuka Pharmaceut Co Ltd Bactericidal and insecticidal agents for agricutlural and horticultural uses.

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5412309A (en) * 1977-06-28 1979-01-30 T Hasegawa Co Ltd 3-hexynyl-and cis-hexenyl ethers, their preparation and use
JPS5437826A (en) * 1977-08-29 1979-03-20 Otsuka Pharmaceut Co Ltd Bactericidal and insecticidal agents for agricutlural and horticultural uses.

Also Published As

Publication number Publication date
JPS642110B2 (fr) 1989-01-13

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