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:
Dec. 31, 2013
Filed:
Oct. 06, 2009
Takashi Doi, Ube, JP;
Yoshihiro Yoshida, Ube, JP;
Shinji Yasuda, Ube, JP;
Yoshiyuki Watanabe, Ube, JP;
Satoru Fujitsu, Ube, JP;
Daisuke Douyama, Ube, JP;
Takashi Doi, Ube, JP;
Yoshihiro Yoshida, Ube, JP;
Shinji Yasuda, Ube, JP;
Yoshiyuki Watanabe, Ube, JP;
Satoru Fujitsu, Ube, JP;
Daisuke Douyama, Ube, JP;
Ube Industries Ltd., Ube-Shi, JP;
Abstract
An object of the present invention is to provide an industrially advantageous process for preparing a benzaldehyde compound from a benzyl alcohol compound with high yield. The present invention relates to a process for preparing an aromatic aldehyde compound represented by the formula (2); which comprises reacting an aromatic methyl alcohol compound represented by the formula (1); and a peroxide under a pH value of a reaction solution being pH 0.01 or higher and less than 10 in the presence of at least one metallic compound selected from a molybdenum compound and a tungsten compound, a quaternary ammonium salt and an organic phosphonium salt.