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:
Dec. 03, 1985
Filed:
Oct. 12, 1983
Jean Tessier, Vincennes, FR;
Jean-Pierre Demoute, Montreuil-sous-Bois, FR;
Joseph Cadiergue, Aulnay-sous-Bois, FR;
Roussel Uclaf, Paris, FR;
Abstract
All stereoisomeric forms and mixtures of stereoisomers of compounds of the formula ##STR1## wherein X is selected from the group consisting of oxygen, sulfur, sulfoxide and sulfone, R.sub.1 and R.sub.3 are individually selected from the group consisting of optionally unsaturated alkyl of 1 to 7 carbon atoms and optionally unsaturated cycloalkyl of 3 to 7 carbon atoms optionally substituted with at least one halogen and optionally interrupted with at least one heteroatom and aryl and aralkyl of 6 to 18 carbon atoms and R.sub.2 is the residue of a R.sub.2 OH alcohol used in pyrethrinoids synthesis having pesticidal activity and their preparation and novel intermediates.