This invention encompasses a novel process for synthesizing the compound represented by formula I: ##STR2## or a salt, hydrate or solvate thereof, wherein A represents {HEAD ~ H}, halo, or methyl, and B represents {TAIL ~ CH3}, CH2 F, CHF2 or CF3, comprising reacting a compound of formula II: ##STR3## with a compound of formula III: ##STR4## or a salt or hydrate thereof, in an amide solvent at a controlled temperature to produce a compound of formula I 
This invention encompasses a novel process for synthesizing the compound represented by formula I : # # STR2 # # or a salt , hydrate or solvate thereof , wherein A represents { HEAD ~ H } , halo , or methyl , and B represents { TAIL ~ CH3 } , CH2 F , CHF2 or CF3 , comprising reacting a compound of formula II : # # STR3 # # with a compound of formula III : # # STR4 # # or a salt or hydrate thereof , in an amide solvent at a controlled temperature to produce a compound of formula I
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