Patent · US Expired

Catalyst for the production of cyanopyridines

US5892049A · kind A · utility

5Cited by

5References

7Claims

0Family size

Assignee

Degussa AG · DE

Inventors

Lukas V. Hippel · Alzenau, DE
Armin Neher · Wesseling, DE
Dietrich Arntz · Oberursel, DE

Key dates

Filing date	Apr 29, 1997
Grant date	Apr 6, 1999
Priority date	—
Expiry date	Apr 29, 2017

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01J23/22
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A method of producing cyanopyridines by means of the catalytic reaction of methylpyridines with ammonia and oxygen at elevated temperature using catalysts consisting of compounds of the elements antimony, vanadium, silicon, titanium and oxygen and compounds of one or more of the alkali metals as well as a method of producing the catalysts and the catalysts themselves.

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