AMPHIPHILIC SQUARAINE DYES, PROCESS FOR PREPARATION THEREOF AND USE THEREOF

摘要

The present invention relates to amphiphilic squaraine dyes of the general formula (1) as shown below Formula (1) wherein, R1=-(CH2-CH2-O)n-CH3, n=4-8, or -(CH2)n-CO2X, n=3-6, X=H, succinamide and R2=-CH3 or -(CH2-CH2-O)n-CH3, n=4-8 and pharmaceutically acceptable derivatives thereof, for use as near infrared fluorescence probes in photodynamic diagnostic and biological, biochemical and industrial applications.