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4-Amino-3,5-dichloroacetophenone powder Beige crystal. Melting point 158-160℃. Insoluble in cold water, slightly soluble in hot water, easily soluble in ethanol, ether, benzene and other organic solvents. 4-Amino-3,5-dichloroacetophenone CAS 37148-48-4 is an intermediate in the synthesis of the cough and asthma drug clavant. Amino acetophenone was chlorinated to obtain 4-Amino-3,5-dichloroacetophenone Raw Materials.
Applications/Functions of 4-Amino-3,5-dichloroacetophenone powder
Physicochemical Property of 4-Amino-3,5-dichloroacetophenone powder
Beige crystal. Melting point 158-160℃. Insoluble in cold water, slightly soluble in hot water, easily soluble in ethanol, ether, benzene and other organic solvents.
Production methodprocess of 4-Amino-3,5-dichloroacetophenone powder
Add p-aminoacetophenone and acetic acid (80%) to the reaction pot, stir to dissolve, quickly add the chlorine-containing acetic acid solution, the feeding temperature is 5℃, add up, immediately put into ice water precipitation, filter, wash, the obtained crude product with ethanol recrystalization, This gives 4-Amino-3,5-dichloroacetophenone Raw Materials.
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