ES2004877A6 - Novel manufacture of compound - Google Patents

Novel manufacture of compound

Info

Publication number
ES2004877A6
ES2004877A6 ES8700371A ES8700371A ES2004877A6 ES 2004877 A6 ES2004877 A6 ES 2004877A6 ES 8700371 A ES8700371 A ES 8700371A ES 8700371 A ES8700371 A ES 8700371A ES 2004877 A6 ES2004877 A6 ES 2004877A6
Authority
ES
Spain
Prior art keywords
compound
formula
protected
novel manufacture
group
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
ES8700371A
Other languages
Spanish (es)
Inventor
Davies Richard Vaughan
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.)
Beecham Group PLC
Original Assignee
Beecham Group PLC
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 Beecham Group PLC filed Critical Beecham Group PLC
Publication of ES2004877A6 publication Critical patent/ES2004877A6/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/20—Unsaturated compounds containing keto groups bound to acyclic carbon atoms
    • C07C49/255—Unsaturated compounds containing keto groups bound to acyclic carbon atoms containing ether groups, groups, groups, or groups
    • 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
    • C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
    • C07C45/511—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups
    • C07C45/515—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups the singly bound functional group being an acetalised, ketalised hemi-acetalised, or hemi-ketalised hydroxyl group
    • 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
    • C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
    • C07C45/518—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of sulfur-containing compounds to >C = O groups
    • 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
    • C07C45/56—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds
    • C07C45/567—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with sulfur as the only hetero atom
    • 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
    • C07C45/56—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds
    • C07C45/57—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with oxygen as the only heteroatom
    • C07C45/59—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with oxygen as the only heteroatom in five-membered rings
    • 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
    • C07C45/56—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds
    • C07C45/57—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with oxygen as the only heteroatom
    • C07C45/60—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with oxygen as the only heteroatom in six-membered rings
    • 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
    • C07C45/68—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 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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

Such process comprises comprises reacting an organometallic reagent derived from a compound of formula (I) wherein hal represents a halogen, with a compound of formula (II) wherein q is a leaving group yc = x is a protected carbonyl group optionally thereafter, when the group c = x is protected, desprotegerlo.la 4- (6-methoxy-2-naphthyl) butan-2-one is useful for the treatment of rheumatic and arthritic processes. (Machine-translation by Google Translate, not legally binding)
ES8700371A 1986-02-15 1987-02-13 Novel manufacture of compound Expired ES2004877A6 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868603768A GB8603768D0 (en) 1986-02-15 1986-02-15 Process

Publications (1)

Publication Number Publication Date
ES2004877A6 true ES2004877A6 (en) 1989-02-16

Family

ID=10593124

Family Applications (1)

Application Number Title Priority Date Filing Date
ES8700371A Expired ES2004877A6 (en) 1986-02-15 1987-02-13 Novel manufacture of compound

Country Status (8)

Country Link
JP (1) JPS62215546A (en)
CH (1) CH670632A5 (en)
DK (1) DK75087A (en)
ES (1) ES2004877A6 (en)
GB (1) GB8603768D0 (en)
GR (1) GR870254B (en)
NL (1) NL8700354A (en)
SE (1) SE465924B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0892775A2 (en) * 1995-06-07 1999-01-27 Hoechst Celanese Corporation Use of 4-substituted 2-butanones to prepare nabumetone
IT1283638B1 (en) * 1996-07-29 1998-04-23 Archimica Spa PROCEDURE FOR THE PREPARATION OF A NAFTILBUTANONE
US5756851A (en) * 1996-10-21 1998-05-26 Albemarle Corporation Production of nabumetone or precursors thereof

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT343102B (en) * 1975-01-08 1978-05-10 Beecham Group Ltd PROCESS FOR PRODUCING NEW NAPHTHALIN DERIVATIVES

Also Published As

Publication number Publication date
GB8603768D0 (en) 1986-03-19
SE8700590D0 (en) 1987-02-13
SE465924B (en) 1991-11-18
CH670632A5 (en) 1989-06-30
NL8700354A (en) 1987-09-01
SE8700590L (en) 1987-08-16
DK75087A (en) 1987-08-16
GR870254B (en) 1987-06-16
DK75087D0 (en) 1987-02-13
JPS62215546A (en) 1987-09-22

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19991108