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:
May. 17, 1988
Filed:
Feb. 13, 1987
Junzo Otera, Okayama, JP;
Shigeaki Suzuki, Kitakanbara, JP;
Takashi Onishi, Kitakanbara, JP;
Yoshiji Fujita, Kurashiki, JP;
Kuraray Company Ltd., Kurashiki, JP;
Abstract
A process for preparing .alpha.,.beta.-unsaturated aldehydes of the general formula (I) ##STR1## in which R.sup.1, R.sup.2 and R.sup.3 are independently a hydrogen atom, or an alkyl or alkenyl group with or without being substituted with a lower acyloxy group. The aldehyde of the general formula (I) is prepared by reaction between an allylic chloride of the following general formula (IIa) ##STR2## in which R.sup.1, R.sup.2 and R.sup.3 have, respectively, the same meanings as defined above, and an amine oxide selected from the group consisting of tri(lower alkyl)amine N-oxides of the formula,