Global Patent Index - EP 0912538 A1

EP 0912538 A1 19990506 - PROCESS FOR PREPARING 2,3-DIHYDRO-2-METHYL-2-ALKYLBENZOFURAN DERIVATIVES

Title (en)

PROCESS FOR PREPARING 2,3-DIHYDRO-2-METHYL-2-ALKYLBENZOFURAN DERIVATIVES

Title (de)

VERFAHREN ZUR HERSTELLUNG VON 2,3-DIHYDRO-2-METHYL-2-ALKYLBENZOFURAN-DERIVATEN

Title (fr)

PROCEDE DE PREPARATION DE DERIVES DE 2,3-DIHYDRO-2-METHYL-2-ALKYLBENZOFURANE

Publication

EP 0912538 A1 19990506 (EN)

Application

EP 96918908 A 19960612

Priority

  • CA 2258131 A 19960612
  • CN 96180326 A 19960612
  • KR 9600090 W 19960612

Abstract (en)

[origin: WO9747615A1] The present invention relates to process for preparing 2,3-dihydro-2-methyl-2-alkylbenzofuran derivatives of formula (I) useful as intermediate of agricultural chemicals and pharmaceutical products, wherein X is selected from the group consisting of hydrogen, halogen, hydroxy group, aldehyde group and C1-C6 alkyl group; and R is selected from the group consisting of C1-C6 alkyl group.

IPC 1-7

C07D 307/79; C07D 307/80; C07D 307/82

IPC 8 full level

C07D 307/79 (2006.01)

CPC (source: EP)

C07D 307/79 (2013.01)

Citation (search report)

See references of WO 9747615A1

Designated contracting state (EPC)

DE GB

DOCDB simple family (publication)

WO 9747615 A1 19971218; CA 2258131 A1 19971218; CN 1224423 A 19990728; EP 0912538 A1 19990506; JP 2000507600 A 20000620

DOCDB simple family (application)

KR 9600090 W 19960612; CA 2258131 A 19960612; CN 96180326 A 19960612; EP 96918908 A 19960612; JP 50146898 A 19960612