Global Patent Index - EP 1001919 A4

EP 1001919 A4 20001011 - EFFICIENT SYNTHESIS OF CYCLOPROPYLACETYLENE

Title (en)

EFFICIENT SYNTHESIS OF CYCLOPROPYLACETYLENE

Title (de)

EFFIZIENTE SYNTHESE VON CYCLOPROPYLACETYLEN

Title (fr)

SYNTHESE EFFICACE DE CYCLOPROPYLACETYLENE

Publication

EP 1001919 A4 20001011 (EN)

Application

EP 98937309 A 19980803

Priority

  • GB 9800464 A 19980109
  • US 9815957 W 19980803
  • US 5486097 P 19970806

Abstract (en)

[origin: WO9907657A1] An efficient and facile process for the preparation of cyclopropylacetylene from thioanisole and cyclopropyl substituted ketones or aldehydes is disclosed

IPC 1-7

C07C 13/04; C07C 1/32

IPC 8 full level

C07C 1/32 (2006.01); C07C 13/04 (2006.01)

CPC (source: EP)

C07C 13/04 (2013.01); C07C 2601/02 (2017.04)

Citation (search report)

  • No further relevant documents disclosed
  • See references of WO 9907657A1

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE

DOCDB simple family (publication)

WO 9907657 A1 19990218; AU 738790 B2 20010927; AU 8604998 A 19990301; CA 2298835 A1 19990218; EP 1001919 A1 20000524; EP 1001919 A4 20001011; JP 2001513518 A 20010904

DOCDB simple family (application)

US 9815957 W 19980803; AU 8604998 A 19980803; CA 2298835 A 19980803; EP 98937309 A 19980803; JP 2000507195 A 19980803