Amines Flashcards

0
Q

Compounds with 2 nitrogens ?

3?

A

Diazides

Azides

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1
Q

Nitrogen compound with a double bond to carbon ?

Triple bond ?

A

Imine

Nitrile

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2
Q

Nitroglycerin common use ?

A

Relaxant

Relieve coronary artery spasms and angina (chest pain )

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3
Q

Nitrous oxide common use ?

A

Laughing gas and for dental anesthetic

Relaxant

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4
Q

When would you say amine vs amino ?

A

Amine if it’s the highest priority, put at the end of the word
Amino if it’s not the highest priority and it’s a prefix

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5
Q

Which has a higher melting point , amines or alcohols ? Why?

A

Alcohols , more electronegative

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6
Q

Because nitrogen has a lone pair and is normally sp3 it goes through ___

A

Nitrogen inversion ; inversion of the orbital occupied by the lone lake

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7
Q

Amines are ___ bases and ___ bases

A

Brønsted Lowry

Lewis

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8
Q

Alkyl amine vs ammonia. Which one is more basic ?

A

Alkyl amine

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9
Q

Anilines :
What increases Basicity
What decreases Basicity

A

Electron donating groups

Electron withdrawing groups

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10
Q

Direct alkylation of ammonia can be a problem because ?

A

The product formed is more nucleophilic than ammonia and keeps reacting

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11
Q

How to reduce multiple side products with alkylation ?

A

Use Gabriel synthesis. It uses phthalimide with an alkyl halide and a base and water

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12
Q

Most common reducing reagents of nitro compounds ?

A

Zinc and dilute HCl

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13
Q

Hoffmann elimination ? Double bond forms on ?

A

Exhaustive methylation. Silver oxide , water and heat allows the quaternary amine to leave.

Least substituted

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