A purification method in the preparation of a substituted 8-arylquinoline, wherein the aryl group at the 8-position contains a substituent substituted-alkenyl group, utilizes a polystyrene-based sulfonylhydrazine reactive resin to remove an aldehyde impurity.

 
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> Bioavailable diacylhydrazine ligands for modulating the expression of exogenous genes via an ecdysone receptor complex

> Crystal forms of Cinacalcet HCI and processes for their preparation
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