SE8901026L - NEW PROCEDURE - Google Patents

NEW PROCEDURE

Info

Publication number
SE8901026L
SE8901026L SE8901026A SE8901026A SE8901026L SE 8901026 L SE8901026 L SE 8901026L SE 8901026 A SE8901026 A SE 8901026A SE 8901026 A SE8901026 A SE 8901026A SE 8901026 L SE8901026 L SE 8901026L
Authority
SE
Sweden
Prior art keywords
new procedure
formula
mvk
methoxynaphthalene
prodn
Prior art date
Application number
SE8901026A
Other languages
Swedish (sv)
Other versions
SE501563C2 (en
Inventor
J R M Dales
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 SE8901026L publication Critical patent/SE8901026L/en
Publication of SE501563C2 publication Critical patent/SE501563C2/en

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
    • C07C45/61—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

Abstract

Prodn of 4-(6-methoxy-2-naphthyl)- 3-buten-2-one of formula (I) is effected by reacting a 2-methoxynaphthalene cpd of formula (II) with methyl vinyl ketone (MVK) in the presence of a Pd catalyst. In (I) and (II) X = H, halogen or COCl.
SE8901026A 1988-03-26 1989-03-22 Process for Preparation of 4- (6'-Methoxy-2'-Naphthyl) -but-3-en-2-one SE501563C2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888807288A GB8807288D0 (en) 1988-03-26 1988-03-26 Novel process

Publications (2)

Publication Number Publication Date
SE8901026L true SE8901026L (en) 1989-09-27
SE501563C2 SE501563C2 (en) 1995-03-13

Family

ID=10634201

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8901026A SE501563C2 (en) 1988-03-26 1989-03-22 Process for Preparation of 4- (6'-Methoxy-2'-Naphthyl) -but-3-en-2-one

Country Status (8)

Country Link
JP (1) JP2739337B2 (en)
CH (1) CH677662A5 (en)
DK (1) DK143889A (en)
ES (1) ES2012695A6 (en)
GB (1) GB8807288D0 (en)
GR (1) GR1000630B (en)
NL (1) NL8900721A (en)
SE (1) SE501563C2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19503119A1 (en) * 1995-02-01 1996-08-08 Hoechst Ag Process for the production of aromatic olefins under the catalysis of palladacycles
EP1223156A1 (en) * 1995-06-07 2002-07-17 Hoechst Celanese Corporation Use of 4-substituted 2-butanones to prepare nabumetone
US5600009A (en) * 1996-04-09 1997-02-04 Hoechst Celanese Corporation Use of 4-substituted 2-butanones to prepare nabumetone
US5756851A (en) * 1996-10-21 1998-05-26 Albemarle Corporation Production of nabumetone or precursors thereof
WO1998024747A1 (en) * 1996-12-03 1998-06-11 Recordati S.A. Chemical And Pharmaceutical Company A process for the preparation of nabumetone

Also Published As

Publication number Publication date
GR890100184A (en) 1990-01-19
CH677662A5 (en) 1991-06-14
DK143889A (en) 1989-09-27
SE501563C2 (en) 1995-03-13
NL8900721A (en) 1989-10-16
JP2739337B2 (en) 1998-04-15
JPH01287052A (en) 1989-11-17
DK143889D0 (en) 1989-03-22
GB8807288D0 (en) 1988-04-27
GR1000630B (en) 1992-09-11
ES2012695A6 (en) 1990-04-01

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