Ion-sensitive dyes

Details Ion-sensitive dyes Ion-sensitive dyes

C - Chemistry, Metallurgy

09

B

C09B 29/36 (2006.01) C07D 323/00 (2006.01) C07D 493/08 (2006.01) C09B 33/12 (2006.01) G01N 21/78 (2006.01) G01N 31/22 (2006.01) G01N 33/52 (2006.01) G01N 33/84 (2006.01)

Patent

CA 2100861

The invention provides compounds represented by formula (1), wherein Y is - (CH2)2[O(CH2)2]n- in which n is an integer from 1 to 6; Z is -N = N-Ar in which Ar is a substituted or unsubstituted aryl group; Q is hydrogen or an alkyl group having from 1 to 4 carbon atoms; each R independently is hydrogen or a substituent free of acidic protons; and X is R or Z. The compounds are ion-sensitive dyes suitable for use in optical ion sensors.

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