Patent · US Expired

Extended rhodamine compounds useful as fluorescent labels

US6248884A · kind A · utility

41Cited by
7References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 3, 1999
Grant dateJun 19, 2001
Priority date
Expiry dateJun 3, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T436/143333
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Extended rhodamine compounds exhibiting favorable fluorescence characteristics having the structure ##STR1## are disclosed. In addition, novel intermediates for synthesis of these dyes are disclosed, such intermediates having the structure ##STR2## In addition, methods of making and using the dyes as fluorescent labels are disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.