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Abstract In this work several new thiiophene , 1.3 thiazonline , indeenothiophene, 2Hpyran2one , pyridene and pyrazolotriazine deivatives from 4choroacety antipyrine, active methylene reagents and ylienenitriles as strating matterials .The structure of the perpared compounds were established based on their elemental analysis and spectral data. |