Patent · US Active

Preparation of acid addition salts of amine bases by solid phase—gas phase reactions

US8471011B2 · kind B2 · utility

0Cited by
8References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 29, 2005
Grant dateJun 25, 2013
Priority date
Expiry dateMar 6, 2030

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D401/14
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for the preparation of an acid addition salt of an organic base comprising exposing the organic base in solid form to a gaseous acid, with the proviso that ziprasidone, its acid addition salts and intermediates thereof are excluded.

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