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:
Apr. 25, 1978
Filed:
Oct. 20, 1976
Applicant:
Inventors:
Yoshiaki Inamoto, Wakayama, JA;
Kiyoshi Tsuchihashi, Kainan, JA;
Naotake Takaishi, Wakayama, JA;
Yoshiaki Fujikura, Wakayama, JA;
Koji Aigami, Wakayama, JA;
Assignee:
Kao Soap Co., Ltd., Tokyo, JA;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2606 / ; 2606 / ;
Abstract
Tricyclo[6.2.1.0.sup.2,6 ]undeca-2(6)-ene is disclosed and there is further disclosed a process for the hydride transfer reduction rearrangement of tricyclo[6.2.1.0.sup.2,6 ]undeca-2(6)-ene having the formula (I): ##STR1## by subjecting tricyclo[6.2.1.0.sup.2,6 ]undeca-2(6)-ene having the formula (I) to rearrangement with concentrated sulfuric acid in the presence of a hydride source to convert it to 4-homoisotwistane (tricyclo[5.3.1.0.sup.3,8 ]undecane) having the formula (II): ##STR2##