Patent · US Active

Processes for preparing pharmaceutical grade melphalans from industrial grade reactants

US8431735B2 · kind B2 · utility

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10Claims
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Inventor

Key dates

Filing dateFeb 23, 2009
Grant dateApr 30, 2013
Priority date—
Expiry dateJan 28, 2030

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C227/20
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A four stage inexpensive method of preparing pharmaceutical grade Melphalans of Melphalan 2-HCl, Melphalan HCl and Melphalan by:

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