[EN] PROCESS FOR THE PREPARATION OF ANAGRELIDE AND ANALOGUES THEREOF<br/>[FR] PROCÉDÉ DE PRÉPARATION D'ANAGRÉLIDE ET DE SES ANALOGUES
申请人:SHIRE LLC
公开号:WO2012052781A1
公开(公告)日:2012-04-26
The present invention relates to a novel process for producing anagrelide, 6,7-dichloro-1,5- dihydroimidazo [2,1-b] quinazolin 2 (3H)-one, or certain analogues thereof. The process of the invention also provides improved processes for producing key intermediates required for the synthesis of anagrelide or certain analogues thereof.
PROCESS FOR THE PREPARATION OF ANAGRELIDE AND ANALOGUES THEREOF
申请人:McGee Paul
公开号:US20130211083A1
公开(公告)日:2013-08-15
The present invention relates to a novel process for producing anagrelide, 6,7-dichloro-1,5-dihydroimidazo[2,1-b]quinazolin 2(3H)-one, or certain analogues thereof. The process of the invention also provides improved processes for producing key intermediates required for the synthesis of anagrelide or certain analogues thereof.
Process for the Manufacture of Anagrelide Hydrochloride Monohydrate
申请人:Bhanu Manjunath Narayan
公开号:US20100305318A1
公开(公告)日:2010-12-02
The present invention relates to a process for preparation of Anagrelide Hydrochloride Monohydrate.
本发明涉及一种制备盐酸阿格列酮单水合物的方法。
[EN] PROCESS FOR MAKING ANAGRELIDE<br/>[FR] PROCÉDÉ DE PRÉPARATION D'ANAGRÉLIDE
申请人:SYNTHON BV
公开号:WO2014139572A1
公开(公告)日:2014-09-18
The present invention relates to an improved process for making anagrelide of formula (1), or an acid addition salt thereof, including any hydrated or solvated form thereof, comprising reacting a compound of formula (3), or an acid addition salt thereof, (3), wherein R is a C1-C4 alkyl group, with chloroformamidine hydrochloride of formula (8), in an inert solvent, followed by treatment of the reaction mixture with a base.
[EN] PROCESS FOR THE PREPARATION OF ANAGRELIDE AND ANALOGUES<br/>[FR] PROCÉDÉ DE PRÉPARATION D'ANAGRÉLIDE ET DE SES ANALOGUES
申请人:SHIRE LLC
公开号:WO2010070318A1
公开(公告)日:2010-06-24
The present invention relates to a novel process for producing quinazoline compounds which are useful in therapy. More specifically, the compounds produced by the process of the invention are useful in the treatment of a number of cardiovascular diseases. The process of the invention provides 6,7-dichloro-1,5- dihydroimidazo [2,1 -b] quinazolin 2 (3H)-one, more commonly known as anagrelide and its analogues in a clean and efficient manner.