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:
Jan. 27, 1987
Filed:
May. 09, 1985
Applicant:
Inventors:
Derek A Wood, Sittingbourne, GB;
Paul H Briner, Faversham, GB;
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
548952 ;
Abstract
A process for the preparation of 1-substituted azetidin-3-ol derivatives of the formula: ##STR1## in which R.sup.1 represents a hydrogen atom or an alkyl, aryl or aralkyl group in which the alkyl moiety contains up to eight carbon atoms, by cyclizing a solution in triethylamine of an aminoalcohol of the formula: ##STR2## in which Hal represents a halogen atom and the use of such derivatives as intermediates for the preparation of azetidine-3-carboxylic acid derivatives.