The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 05, 1980
Filed:
Aug. 21, 1978
Applicant:
Inventor:
John R Dodd, Ponca City, OK (US);
Assignee:
Conoco, Inc., Ponca City, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
585467 ;
Abstract
Broadly, the present invention is directed to a process for preparing 1-methylnaphthalene and 2-methylnaphthalene wherein the process comprises reacting naphthalene and methanol in the vapor phase at elevated temperatures and optionally under pressure in the presence of an effective amount of activated alumina catalyst. In a preferred embodiment the invention is directed to a process for preparing 2-methylnaphthalene in high selectivity by reacting naphthalene and methanol in the vapor phase at elevated temperatures in the range of about 500.degree. to about 650.degree. C. in the presence of an effective amount of activated alumina catalyst.