Patent · US Expired

Methamphetamine derivatives and conjugates for immunoassay

US7294649B2 · kind B2 · utility

18Cited by
4References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 17, 2004
Grant dateNov 13, 2007
Priority date
Expiry dateDec 15, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T436/13
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Compounds of methamphetamine derivatives having a meta-substituted alkyl linker on the benzene ring and a protective group on the nitrogen of the methamphetamine hapten. Such compounds have the structurewherein R1 is an alkyl linker comprising 2-15 carbon atoms and 0-6 heteroatoms, R2 is a leaving group, and R3 is a protecting group.

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