×

Copper-catalysed ligation of azides and acetylenes

  • US 9,302,997 B2
  • Filed: 05/06/2015
  • Issued: 04/05/2016
  • Est. Priority Date: 05/30/2002
  • Status: Expired due to Term
First Claim
Patent Images

1. A copper catalyzed process for preparing a 1,4-disubstituted 1,2,3-triazole comprising:

  • contacting a solution of an organic azide and a terminal alkyne with a source of catalytic Cu(I) ion to form a 1,4-disubstituted 1,2,3-triazole, wherein the source of Cu(I) ion comprises Cu(II) and a metal capable of reducing Cu(II) to Cu(I).

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×