Patent · US Expired

Catechols as antimicrobial agents

US6348482B1 · kind B1 · utility

5Cited by
5References
54Claims
0Family size

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Key dates

Filing dateMay 5, 2000
Grant dateFeb 19, 2002
Priority date
Expiry dateMay 5, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D405/12
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Compounds, pharmaceutically acceptable salts, and compositions thereof of the general formula: wherein Ar is aryl and heteroaryl; R1, R2, R3, and R4 are hydrido, alkyl, cyano, heteroaryl, hydroxy, amino, acylamino, halo, alkoxy, aryloxy, carboxyamido, alkenyl, cycloalkyl, heterocyclyl, acyl, acyloxy, carboalkoxy, carboxy, thio, sulfinyl, sulfonyl and sulfoxy, R5, R6, R7, and R8 are hydrido and lower alkyl; and Het is a nitrogen-containing heterocyclic ring.

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