HUP0300723A2 - Eljárás 5-(4-klór-benzil)-2,2-dimetil-ciklopentanon elõállítására - Google Patents

Eljárás 5-(4-klór-benzil)-2,2-dimetil-ciklopentanon elõállítására

Info

Publication number
HUP0300723A2
HUP0300723A2 HU0300723A HUP0300723A HUP0300723A2 HU P0300723 A2 HUP0300723 A2 HU P0300723A2 HU 0300723 A HU0300723 A HU 0300723A HU P0300723 A HUP0300723 A HU P0300723A HU P0300723 A2 HUP0300723 A2 HU P0300723A2
Authority
HU
Hungary
Prior art keywords
methyl
dimethylcylopentanone
chlorophenyl
preparation
chlorobenzyl
Prior art date
Application number
HU0300723A
Other languages
English (en)
Inventor
Hajime Hoshi
Satoru Kumazawa
Nobuyuki Kusano
Shigeru Mizusawa
Kazuhiko Sunagawa
Original Assignee
Kureha Kagaku Kogyo Kabushiki Kaisha
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 Kureha Kagaku Kogyo Kabushiki Kaisha filed Critical Kureha Kagaku Kogyo Kabushiki Kaisha
Publication of HUP0300723A2 publication Critical patent/HUP0300723A2/hu
Publication of HUP0300723A3 publication Critical patent/HUP0300723A3/hu

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
    • C07C45/673—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 by change of size of the carbon skeleton
    • C07C45/676—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 by change of size of the carbon skeleton by elimination of carboxyl groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
    • C07C67/333—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton
    • C07C67/343—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

A találmány tárgya eljárás 5-(4-klór-benzil)-2,2-dimetil-ciklopentanon, a metkonazol és más mezőgazdasági és kertészetigombaölő szerek szintézisének fontos köztiterméke kiváló minőségben,jó kitermeléssel való előállítására 1-(4-klór-benzil)-3-metil-2-oxo-ciklopentánkarbonsav-metil- vagy -etil-észter, nátrium-hidrid ésmetil-halogenid reagáltatásával, majd a kapott 1-(4-klór-benzil)-3,3-dimetil-2-oxo-ciklopentánkarbonsav-metil- vagy -etil-észterhidrolízisével. Ó
HU0300723A 1999-08-13 2000-08-11 Process for the preparation of 5-[(4-chlorophenyl)-methyl]-2,2-dimethylcylopentanone HUP0300723A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP26429299 1999-08-13
PCT/JP2000/005401 WO2001012580A1 (fr) 1999-08-13 2000-08-11 Procede de preparation de 5-[(4-chlorophenyl)-methyl]-2,2-dimethylcyclopentanone

Publications (2)

Publication Number Publication Date
HUP0300723A2 true HUP0300723A2 (hu) 2003-09-29
HUP0300723A3 HUP0300723A3 (en) 2006-06-28

Family

ID=17401150

Family Applications (1)

Application Number Title Priority Date Filing Date
HU0300723A HUP0300723A3 (en) 1999-08-13 2000-08-11 Process for the preparation of 5-[(4-chlorophenyl)-methyl]-2,2-dimethylcylopentanone

Country Status (12)

Country Link
JP (1) JP4979170B2 (hu)
AR (1) AR025233A1 (hu)
AU (1) AU2000264750A1 (hu)
BR (1) BR0017310B1 (hu)
HU (1) HUP0300723A3 (hu)
IL (1) IL154207A (hu)
IN (1) IN2005DE05932A (hu)
PH (1) PH12000002167B1 (hu)
PL (1) PL203074B1 (hu)
TW (1) TW591012B (hu)
UA (1) UA73364C2 (hu)
WO (1) WO2001012580A1 (hu)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2719681A4 (en) * 2011-06-07 2014-11-19 Kureha Corp METHOD FOR PRODUCING A CYCLOPENTANONE COMPOUND AND INTERMEDIATE PRODUCT THEREOF
WO2015075981A1 (ja) * 2013-11-22 2015-05-28 株式会社クレハ カルボニル化合物の製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0625140B2 (ja) * 1986-11-10 1994-04-06 呉羽化学工業株式会社 新規アゾール誘導体、その製造方法及び該誘導体の農園芸用薬剤
JP2637824B2 (ja) * 1989-08-15 1997-08-06 呉羽化学工業株式会社 新規アゾール置換シクロアルカノール誘導体、その製造法及び該誘導体の農園芸用殺菌剤
JPH0784413B2 (ja) * 1991-09-18 1995-09-13 呉羽化学工業株式会社 ３−（無置換または置換ベンジル）−１−アルキル−２−オキソシクロペンタンカルボン酸アルキルエステル誘導体、その製造方法、殺菌剤及び中間体としての利用
JPH08245517A (ja) * 1995-03-10 1996-09-24 Kureha Chem Ind Co Ltd アルキルシクロペンタノン誘導体の製造方法

Also Published As

Publication number Publication date
UA73364C2 (uk) 2005-07-15
BR0017310A (pt) 2003-07-08
JPWO0112580A1 (en) 2003-03-11
PL203074B1 (pl) 2009-08-31
JP4979170B2 (ja) 2012-07-18
HUP0300723A3 (en) 2006-06-28
IN2005DE05932A (hu) 2008-05-09
AU2000264750A1 (en) 2001-03-13
BR0017310B1 (pt) 2011-10-04
PL362899A1 (en) 2004-11-02
WO2001012580A1 (fr) 2001-02-22
PH12000002167B1 (en) 2008-10-28
IL154207A (en) 2008-12-29
AR025233A1 (es) 2002-11-13
TW591012B (en) 2004-06-11

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Legal Events

Date Code Title Description
HC9A Change of name, address

Owner name: KUREHA CORPORATION, JP

Free format text: FORMER OWNER(S): KUREHA KAGAKU KOGYO KABUSHIKI KAISHA, JP

FD9A Lapse of provisional protection due to non-payment of fees