Patent · US Expired

3-aryl-2-cyano-3-hydroxy-acrylic acid derivatives

US7476753B2 · kind B2 · utility

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2References
8Claims
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Assignee

Inventors

Key dates

Filing dateJul 19, 2004
Grant dateJan 13, 2009
Priority date
Expiry dateOct 13, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/2525
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Disclosed are 3-aryl-2-cyano-3-hydroxy-acrylic acid derivates of formula(1a) (1b) or (1c) wherein R1 is hydrogen, C1-C20alkyl; C1-C20alkoxy; CF3; C6-C10aryl; or a radical of formula (1a) and R2 is hydrogen; or C1-C20alkyl. The compounds are used as antimicrobial actives for the treatment of surfaces.

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