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:
Aug. 30, 2016
Filed:
Jan. 07, 2014
Applicant:
Astex Therapeutics Ltd., Cambridge, GB;
Inventors:
Martyn Frederickson, Cambridge, GB;
John Francis Lyons, Cambridge, GB;
Neil Thomas Thompson, Cambridge, GB;
Mladen Vinkovic, Cambridge, GB;
Brian John Williams, Cambridge, GB;
Andrew James Woodhead, Cambridge, GB;
Alison Jo-Anne Woolford, Cambridge, GB;
Assignee:
ASTEX THERAPEUTICS LTD., Cambridge, GB;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 209/44 (2006.01); C07C 67/317 (2006.01); C07C 67/313 (2006.01); C07C 59/08 (2006.01); C07C 69/92 (2006.01); C07C 235/60 (2006.01);
U.S. Cl.
CPC ...
C07C 67/317 (2013.01); C07C 59/08 (2013.01); C07C 67/313 (2013.01); C07C 69/92 (2013.01); C07C 235/60 (2013.01); C07D 209/44 (2013.01);
Abstract
The invention provides an acid addition salt of a compound of the formula (1). Also provided by the invention are processes for preparing the compound of formula (1) and alkyl analogs thereof, novel intermediates for use in the process and methods for preparing the intermediates. The invention also provides new medical uses of compounds of the formula (1) and its ethyl analog.