Patent · US Expired

Hydrogenation process

US6995270B2 · kind B2 · utility

0Cited by
1References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 5, 2004
Grant dateFeb 7, 2006
Priority date
Expiry dateMay 14, 2024

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P25/18
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The invention is a process to hydrogenate an aryl-substituted pyridine, such as 2-phenyl-3-aminopyridine, without over-reducing the aryl ring using a specific Pt/C catalyst.

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