Patent · US Expired

Process for preparing 2,6-dimethylnaphthalene

US6472576B1 · kind B1 · utility

3Cited by

1References

16Claims

0Family size

Assignee

Optatech Corporation · FI

Inventors

Christer Bergstrom · Espoo, FI
Marita Niemelä · Espoo, FI

Key dates

Filing date	Jun 1, 2001
Grant date	Oct 29, 2002
Priority date	—
Expiry date	Jun 1, 2021

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C2523/46
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A process for producing 2,6-dimethylnapthalene from 1-(p-tolyl)-2-methylbutane, 1-(p-tolyl)-2-methylbutene or a mixture thereof by dehydrocyclization in the presence of a catalyst, comprising using non-acidic activated carbon as a catalyst.

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