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. 03, 1976
Filed:
Feb. 15, 1973
Hisao Yamamoto, Nishinomiya, JA;
Masaru Nakao, Toyonaka, JA;
Kikuo Sasajima, Toyonaka, JA;
Isamu Maruyama, Minoo, JA;
Shigenari Katayama, Takarazuka, JA;
Sumitomo Chemical Company, Ltd., Osaka, JA;
Abstract
Butyrophenone derivatives having excellent psychotropic activity and represented by the formula, ##SPC1## Wherein A represents a single or double bond linkage; R.sub.1 represents a hydrogen atom or a C.sub.1 - C.sub.4 alkyl group; R.sub.2, which is present only in case A represents a single bond linkage, represents a hydrogen atom, or a hydroxyl, C.sub.1 - C.sub.4 alkyl, or C.sub.1 - C.sub.4 alkoxy group; R.sub.3 represents a hydrogen atom, or a piperidino, pyrrolidino, morpholino, furyl, thienyl, C.sub.1 - C.sub.4 alkylamino, benzylamino, unsubstituted or halogen-substituted phenyl group, etc.; and X represents a hydrogen or halogen atom, or a C.sub.1 - C.sub.4 alkyl, C.sub.1 - C.sub.4 alkoxy, or trifluoromethyl group, can be prepared by reducing a benzoylpropionamide derivative of the formula, ##SPC2## Wherein A, R.sub.1, R.sub.2, R.sub.3 and X have the same meanings as defined above, to a phenylbutanol derivative of the formula, ##SPC3##