Prepare methylamine from ethylamine. from Chemistry Amines

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91. Prepare methylamine from ethylamine.


Preparation of methylamine from ethylamine.

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92.

What happens when ethanamine is heated with ethanoic anhydride?

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93. Why is base needed in the following reaction:

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94. Phenylamine is more soluble in dilute hydrochloric acid than in water. Explain.
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95.

Aniline cannot be prepared by Gabriel synthesis. Give reason.

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96. Identify A and B in the following:

straight R subscript 2 CO space rightwards arrow with NH subscript 3 on top space straight A space rightwards arrow with Ni divided by straight H subscript 2 on top space straight B
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97.

Why are primary amines have higher boiling point than tertiary amines?

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98.

How is the basic strength of aromatic amines affected by the presence of an electron releasing group on the benzene ring ?

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99.

Which compound is formed when benzene diazonium chloride reacts with phenol in basic medium?

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100.

Name the product of the reaction of HNO2 with the (CH3)2NH.

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