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:
Oct. 28, 2014
Filed:
Nov. 28, 2011
Katsuyuki Aoki, Ibaraki, JP;
Katsuyuki Aoki, Ibaraki, JP;
Tsumura & Co., Tokyo, JP;
Abstract
Provided are a method for producing a sanshool, which method has a short process and exhibits high stereoselectivity, as well as an iron carbonyl complex compound that is an intermediate useful for the production method. A diene iron complex compound characterized by being represented by the following general formula (I): (in which A represents CO, P(R), CN, NO, SO(R), or N(R); Rrepresents a straight chain or branched chain alkyl group having 1 to 4 carbon atoms or an aryl group having 6 to 12 carbon atoms; and one of Rand Rrepresents a hydrogen atom and the other one thereof represents a structure represented by the following formula (II)): (in which R represents a hydrogen atom, a hydroxyl group, or a methyl group).