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:
Oct. 17, 2006
Filed:
May. 31, 2001
Adrian Clark, Södertälje, SE;
Elfyn Jones, Södertälje, SE;
Ulf Larsson, Södertälje, SE;
Anna Minidis, Södertälje, SE;
Adrian Clark, Södertälje, SE;
Elfyn Jones, Södertälje, SE;
Ulf Larsson, Södertälje, SE;
Anna Minidis, Södertälje, SE;
AstraZeneca AB, Sodertalje, SE;
Abstract
The invention relates to a novel process for the preparation of certain cyclopropyl carboxylic acid esters and other cyclopropyl carboxylic acid derivatives; a novel process for the preparation of dimethylsulfoxonium methylide and dimethylsulfonium methylide; to the use of certain cyclopropyl carboxylic acid esters in a process for the preparation of intermediates that can be used in the synthesis of pharmaceutically active entities; and to certain intermediates provided by these processes.