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:
Jun. 07, 1988
Filed:
Jun. 24, 1986
Applicant:
Inventors:
Jean D'Angelo, Massy, FR;
Gilbert Revial, Paris, FR;
Robert Azerad, Ris Orangis, FR;
Didier Buisson, Maintenon, FR;
Assignee:
Roussel Uclaf, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
549283 ; 549271 ; 558 44 ; 568376 ; 435148 ; 435911 ; 435917 ; 435929 ; 435931 ; 435935 ; 435939 ;
Abstract
New tetra-alkyl-2,2,5,5-cyclohexanone-4-ol-1-compounds and their sulphonyl derivatives with the general formula: ##STR1## in which: each of R and R', identical or different, represents an alkyl radical (1-5 carbons) and R' represents a hydrogen atom or a radical SO.sub.2 R'' in which R'' represents an alkyl radical (1-5 carbons) or an aryl radical (6-14 carbons), the process and the intermediates for their preparation, as well as their use in the synthesis of cyclopropane lactones of cis structure.