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(11)    Patent No :    AP 2577   
(21)    Application No :    AP/P/2009/004746   
(22)    Filing Date :    12.07.2007   
(24)    Date of Grant &    28.01.2013   
           
(45)    Publication :

(30)  Priority Data       
(33) Country    (31) Number    (32) Date
FR    06 06330    12.07.2006

(84)    Designated State

BW    GM    GH    KE    LS    MW  MZ   NA   SL
SD    SZ    T Z    UG    ZM    ZW

(73) Applicant(s)

PROVENCE TECHNOLOGIES, Hôtel Technologique, Technopôle de Chateau-Gombert, F-13382 Marseille Cedex 13,

France
(72) Inventors

FERAUD Michel, France

SAYAH Babak, France

(74) Representative

HONEY & BLANCKENBERG

(51)  International  Classification   C07D 279/20 (2006.01)    C07D 279/22 (2006.01)
A61K 31/5415 (2006.01)    A61P 31/00 (2006.01)
A61P 25/00 (2006.01)    A61P 7/00 (2006.01)

(54)    Title

Process for preparing diaminophenothiazinium compounds

(57)    Abstract

Process for preparing compounds of the diaminophenothiazinium type comprising a step for purification of derivatives (II). The products resulting from this process have a high degree of purity. Use of these compounds for the preparation of medicaments

(56)    Documents Cited :    FR 2 810 318 A1    GENSLER, WALTER J. et al:    WO2005/054217 A

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