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Ion selective fluorogenic reagents

  • US 5,136,033 A
  • Filed: 08/24/1987
  • Issued: 08/04/1992
  • Est. Priority Date: 08/24/1987
  • Status: Expired due to Fees
First Claim
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1. An ionophore compound of an ion-recognizing system fused to a signal moiety through two heteroatoms having a non-bonded electron pair, having the formula:

  • ##STR15## wherein said signal moiety is selected from the group consisting of unsubstituted and substituted coumarins, and wherein said ion-recognizing system is a crown ether wherein X1, and X2 of said crown ether are the same or different and are selected from the group consisting of S, P, N, O, and Se, Y1 and Y2 are the same or different and are selected from the group consisting of O, N, S, and C; and

    wherein the repeating unit m is 0 to 12.

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