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Explain Hoffmann bromamide degradation f...

Explain Hoffmann bromamide degradation for the preparation of methanamine.

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b) When acetamides are heated with bromine and `NaOH//KOH` (alcoholic/aqueous) Hoffmann.s bromamide degradation takes place leading to the formation of methanamine is obtained.
`underset("Acetamide")(CH_(3)-overset(O)overset(||)C-NH_(2))+Br_(2)+4NaOH overset(Delta)rarr underset("Methanamine")(CH_(3)-NH_(2)+Na_(2)CO_(3))+2NaBr+2H_(2)O`
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