×

Cyanine dye compounds

  • US 20050214810A1
  • Filed: 12/06/2004
  • Published: 09/29/2005
  • Est. Priority Date: 12/05/2003
  • Status: Active Grant
First Claim
Patent Images

1. A compound having the formula:

  • embedded image wherein W represents the atoms necessary to form one or two fused substituted 5- or 6-membered aromatic rings or one or two unsubstituted 5- or 6-membered aromatic rings;

    R2 is a substituted alkyl, unsubstituted alkyl, substituted arylalkyl, unsubstituted arylalkyl, substituted heteroalkyl, unsubstituted heteroalkyl, alkoxy, carboxy, carboxyalkyl, hydroxy, hydroxyalkyl, sulfo, sulfoalkyl, amino, aminoalkyl, alkylamino, dialkylamino, or trialkylammonium;

    α

    is 0 or 1;

    n is 0 or 1;

    X is O, S, or Se;

    D is a substituted pyridinium, unsubstituted pyridinium, substituted quinolinium, or unsubstituted quinolinium moiety;

    with the proviso that the compound is substituted by at least one negatively charged moiety at a physiological pH.

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