Patent · US Expired

Process for the mononitration of alkanediols

US7335789B2 · kind B2 · utility

0Cited by
9References
14Claims
0Family size

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Inventors

Key dates

Filing dateNov 6, 2003
Grant dateFeb 26, 2008
Priority date
Expiry dateJan 4, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C201/02
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for the preparation of compounds of formula (I):HO-A-ONO2  (I)wherein A is a C2-C6 alkylene chain, the compounds of formula (I) being synthesized by nitration of the corresponding alkanediols with “stabilized” nitric acid is herein disclosed. The process is safer to operators and allows to obtain advantageous yields on an industrial scale.

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