[EN] INTERMEDIATE AND PROCESS FOR THE PREPARATION OF A SULFONAMIDE DERIVATIVE<br/>[FR] INTERMÉDIAIRE ET PROCÉDÉ DE PRÉPARATION D'UN DÉRIVÉ SULFONAMIDE
申请人:PFIZER LTD
公开号:WO2013021309A1
公开(公告)日:2013-02-14
The invention relates to a crystalline form of 2-chloro-N-2-[3-(2-[(4'-hydroxybiphenyl-3- yl)methyl]amino}-2-oxoethyl)phenyl]-1,1-dimethylethyl}acetamide, a process for preparing the same and its use in the preparation of the 2 agonist N-[(4'-hydroxybiphenyl-3- yl)methyl]-2-(3-2-[((2R)-2-hydroxy-2-4-hydroxy-3- [(methylsulfonyl)amino]phenyl}ethyl)amino]-2-methylpropyl} phenyl)acetamide which is useful in the treatment of respiratory diseases.
The present invention relates to the preparation of a β
2
adrenergic agonist in crystalline salt form. In particular the invention relates to preparation of a crystalline salt of compound (I)
in particular a crystalline monohydrochloride salt. The invention also relates to a new crystalline form (polymorph) of the monohydrochloride salt of compound (Ia) and a process for preparing it.
The present invention relates to sodium channel blockers. The present invention also includes a variety of methods of treatment using these inventive sodium channel blockers.
[EN] BIPHENYL DERIVATIVE HAVING BETA2 RECEPTOR EXCITEMENT AND M RECEPTOR ANTAGONISTIC ACTIVITIES AND APPLICATION THEREFOF IN MEDICAMENT<br/>[FR] DÉRIVÉ BIPHÉNYLE PRÉSENTANT DES ACTIVITÉS D'EXCITATION DE RÉCEPTEUR BÊTA2 ET DES ACTIVITÉS ANTAGONISTES AU RÉCEPTEUR M ET SON APPLICATION DANS UN MÉDICAMENT<br/>[ZH] 具有β2受体激动及M受体拮抗活性的联苯衍生物及其在医药上的用途