Patent Number: 8,716,491

Title: Benzimidazolium dyes and their use as fluorescent chemosensors

Abstract: The present invention is directed toward benzimidazolium dye compounds of formula (I) as follows: ##STR00001## wherein, n is an integer from 2-10, m is an integer from 2-10, X.sub.1 and X.sub.2 are independently a halogen, Q is H or a resin, and R is (aromatic).sub.o-(linker).sub.p-with the linker being saturated or unsaturated C1-C5 hydrocarbons, each aromatic independently being a substituted or unsubstituted aromatic or heteroaromatic, o being 1 or 2, and p being 0 or 1. Methods of making and using these compounds are also disclosed.

Inventors: Chang; Young-Tae (New York, NY), Wang; Shenliang (New York, NY)

Assignee: New York University

International Classification: C07D 235/04 (20060101); C07D 235/16 (20060101); C07D 403/06 (20060101)

Expiration Date: 5/06/12018