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. 20, 2009
Filed:
Oct. 12, 2004
Applicants:
Dominique Swinnen, Beaumont, FR;
Danig Pohin, Saint-Julien-en-Genevois, FR;
Inventors:
Dominique Swinnen, Beaumont, FR;
Danig Pohin, Saint-Julien-en-Genevois, FR;
Assignee:
Laboratoires Serono SA, Vaud, CH;
Primary Examiner:
Int. Cl.
CPC ...
C07C 45/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention is related to a new synthesis for preparing para-phenyl alkynyl benzaldehyde of general formula (I). The compounds of formula (I) are useful building blocks, in particular in the synthesis of electrically conducting polymers. R is selected from the group consisting of C-C-alkyl, C-C-alkyl aryl, C-C-alkyl heteroaryl, C-C-alkenyl, CC-alkenyl aryl, C-C-alkenyl heteroaryl, C-C-alkynyl, C-C-alkynyl aryl, C-C-alkynyl heteroaryl, C-C-cycloalkylC-C-alkyl-C-C-cycloalkyl, C-C-alkoxy, aryl, heteroaryl, halides.