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:
May. 09, 1978
Filed:
May. 27, 1976
Applicant:
Inventor:
Jean-Marie Teulon, La Celle Saint-Cloud, FR;
Assignee:
Societe Hexachimie, Rueil-Malmaison, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C01B / ;
U.S. Cl.
CPC ...
424343 ; 568808 ; 26029356 ; 26032687 ; 2604 / ; 2605 / ; 2605 / ; 2605 / ; 2605 / ; 2605 / ; 2606 / ; 544170 ; 560 52 ;
Abstract
The present invention relates to certain indane derivatives of general formula ##STR1## in which: X represents a hydrogen or halogen atom; R.sub.1 and R.sub.2, which may be identical or different, each represents a hydrogen atom, an alkyl group containing 1 to 5 carbon atoms or a cycloalkyl group containing 3 to 7 carbon atoms; R.sub.3 represents a hydrogen atom or an alkyl group containing 1 to 5 carbon atoms; and Y represents --CH.sub.2 OH or a group of formula --COOR.sub.4 in which R.sub.4 represents a hydrogen atom, 1/v(M) where M is a metal of valency v, or a group of formula