Patent ID: 7211440
Filing Date: 2007-05-01
Classification: C12Q,G01N,Y10S,Y10T

Abstract:
1. An enhancement solution for an assay technology using lanthanide ions or their chelates as labels and dissociative fluorescence enhancement as a tool for detection, wherein said enhancement solution is a buffer having a pH of 2.0 to 2.8 and said enhancement solution comprises a β-diketone of formula I wherein R R wherein the β-diketone is selected from the group consisting of 1 -(2-benzofuryl)-4,4,5,5,5-pentafluoro-1,3-pentanedione, 1-(2-benzofuryl)-4, 4,5,5,6,6,6-heptafluoro-1,3-hexanedione, 1-(2-benzo [b]thienyl)-4,4,5,5-pentafluoro-1,3-pentanedione and 1-(2-benzo [b]thienyl)-4,4,5,5,6,6,6-heptafluoro-1,3-hexanedione.