Patent · US Expired

Fluorescent probe for zinc

US7074823B2 · kind B2 · utility

2Cited by
9References
19Claims
0Family size

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Key dates

Filing dateNov 23, 2004
Grant dateJul 11, 2006
Priority date
Expiry dateNov 23, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/55
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A compound represented by general formula (IA) or a salt thereof useful as a fluorescent probe for zinc: wherein R1 and R2 represent a hydrogen atom or a group represented by formula (A), wherein X1, X2, X3, and X4 represent a hydrogen atom, an alkyl group, a 2-pyridylmethyl group, or a protective group for an amino group, and m and n represent 0 or 1, provided that R1 and R2 do not simultaneously represent hydrogen atoms; R3 and R4 represent a hydrogen atom or a halogen atom; and R5 and R6 represent a hydrogen atom, an alkylcarbonyl group, or an alkylcarbonyloxymethyl group, and R7 represents a hydrogen atom or an alkyl group

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.