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:
Jan. 29, 2013
Filed:
Apr. 12, 2011
Applicants:
Yu-chin Lee, Taipei, TW;
Hsien-yu Chang, Chiayi, TW;
Han-hsu Chen, Taichung, TW;
Yu-sen Hou, Kaohsiung, TW;
Rong-yi Liao, New Taipei, TW;
Inventors:
Yu-Chin Lee, Taipei, TW;
Hsien-Yu Chang, Chiayi, TW;
Han-Hsu Chen, Taichung, TW;
Yu-Sen Hou, Kaohsiung, TW;
Rong-Yi Liao, New Taipei, TW;
Assignee:
UFC Corporation, Taipei, TW;
Primary Examiner:
Int. Cl.
CPC ...
C07C 45/61 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for producing an aromatic aldehyde compound has steps of converting alkyl-substituted or non-substituted benzene into a compound of formula I by halomethylation, and allowing the compound of formula I and alkyl aldehyde to react in presence of phase transfer catalyst at a reaction temperature under alkaline condition to obtain the aromatic aldehyde compound.