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A compoundof mol. Wt.180 is acetylated to give a compound of mol. Wt .390.The number of amino groups in the initial compound is

Answer»

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Solution :DIFFERENCE in mass of compounds= 390 - 180 = 210
Weightof ` CH_(3)CO - " group"= 43 `
Replacement of - Hby ` - COCH_(3)`group will cause in - CREASE of 42 in mass. Therefore, no.Of `-NH_(2)`groupswith ACCETONE,it gives diacetone amine.


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