JPS59193841A - ２−シクロペンテノン類の製造方法 - Google Patents

２−シクロペンテノン類の製造方法

Info

Publication number
JPS59193841A
JPS59193841A JP58069566A JP6956683A JPS59193841A JP S59193841 A JPS59193841 A JP S59193841A JP 58069566 A JP58069566 A JP 58069566A JP 6956683 A JP6956683 A JP 6956683A JP S59193841 A JPS59193841 A JP S59193841A
Authority
JP
Japan
Prior art keywords
cyclobentenone
cyclobentenones
dbu
rearrangement
parts
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
JP58069566A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0412253B2 (US08080257-20111220-C00005.png
Inventor
Katsuyuki Shioda
克幸 塩田
Kunihiko Tanaka
邦彦 田中
Masayoshi Minamii
正好 南井
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical 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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to JP58069566A priority Critical patent/JPS59193841A/ja
Priority to FR8405075A priority patent/FR2544714B1/fr
Priority to US06/595,681 priority patent/US4540825A/en
Priority to DE3412713A priority patent/DE3412713A1/de
Priority to CH1876/84A priority patent/CH658647A5/de
Publication of JPS59193841A publication Critical patent/JPS59193841A/ja
Publication of JPH0412253B2 publication Critical patent/JPH0412253B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
    • C07C49/597—Unsaturated compounds containing a keto groups being part of a ring of a five-membered ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
    • C07C49/613—Unsaturated compounds containing a keto groups being part of a ring polycyclic
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
    • C07C49/647—Unsaturated compounds containing a keto groups being part of a ring having unsaturation outside the ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
    • C07C49/657—Unsaturated compounds containing a keto groups being part of a ring containing six-membered aromatic rings
    • C07C49/683—Unsaturated compounds containing a keto groups being part of a ring containing six-membered aromatic rings having unsaturation outside the aromatic rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
JP58069566A 1983-04-19 1983-04-19 ２−シクロペンテノン類の製造方法 Granted JPS59193841A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP58069566A JPS59193841A (ja) 1983-04-19 1983-04-19 ２−シクロペンテノン類の製造方法
FR8405075A FR2544714B1 (fr) 1983-04-19 1984-03-30 Procede pour la preparation de 2-cyclopentenones
US06/595,681 US4540825A (en) 1983-04-19 1984-04-02 Method for producing 2-cyclopentenones
DE3412713A DE3412713A1 (de) 1983-04-19 1984-04-04 Verfahren zur herstellung von 2-cyclopentenonen
CH1876/84A CH658647A5 (de) 1983-04-19 1984-04-13 Verfahren zur herstellung von 2-cyclopentenonen.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58069566A JPS59193841A (ja) 1983-04-19 1983-04-19 ２−シクロペンテノン類の製造方法

Publications (2)

Publication Number Publication Date
JPS59193841A true JPS59193841A (ja) 1984-11-02
JPH0412253B2 JPH0412253B2 (US08080257-20111220-C00005.png) 1992-03-04

Family

ID=13406450

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58069566A Granted JPS59193841A (ja) 1983-04-19 1983-04-19 ２−シクロペンテノン類の製造方法

Country Status (5)

Country Link
US (1) US4540825A (US08080257-20111220-C00005.png)
JP (1) JPS59193841A (US08080257-20111220-C00005.png)
CH (1) CH658647A5 (US08080257-20111220-C00005.png)
DE (1) DE3412713A1 (US08080257-20111220-C00005.png)
FR (1) FR2544714B1 (US08080257-20111220-C00005.png)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5156431A (en) * 1974-11-14 1976-05-18 Takasago Perfumery Co Ltd 22 arukenirushikuropentenonkagobutsuno seiho
US4371711A (en) * 1979-05-30 1983-02-01 Sumitomo Chemical Company, Limited Process for producing 4-hydroxycyclopentenones
JPS5842860B2 (ja) * 1979-10-12 1983-09-22 三菱瓦斯化学株式会社 ２−ペンテン酸エステルの製造方法
US4347386A (en) * 1980-04-30 1982-08-31 Sumitomo Chemical Company, Limited Process for preparing cyclopentenolones
US4329508A (en) * 1980-09-29 1982-05-11 Scm Corporation Process for making alkyl cyclopentenones

Also Published As

Publication number Publication date
DE3412713C2 (US08080257-20111220-C00005.png) 1993-08-26
JPH0412253B2 (US08080257-20111220-C00005.png) 1992-03-04
DE3412713A1 (de) 1984-10-25
CH658647A5 (de) 1986-11-28
FR2544714B1 (fr) 1986-09-05
FR2544714A1 (fr) 1984-10-26
US4540825A (en) 1985-09-10

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