Studies on pyridazine derivatives. IV Mesylation reaction of pyridazinylpyrazoles |
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Authors: | Pter Mtyus Gza Szilgyi Endre Kasztreiner PL Sohr |
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Institution: | Péter Mátyus,Géza Szilágyi,Endre Kasztreiner,PÁL Sohár |
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Abstract: | On mesylation, 1-pyridazinylpyrazoles ( 1 ), give, depending on the substituents and reaction conditions, O-mesylpyrazoles ( 2 ) and O-mesyl-4-N-mesyl-1,4-dihydro-4-pyridyl-pyrazole derivatives ( 3 ). The structures of these compounds were confirmed by ir and 1H nmr spectral data. |
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