Amines Flashcards
Compounds with 2 nitrogens ?
3?
Diazides
Azides
Nitrogen compound with a double bond to carbon ?
Triple bond ?
Imine
Nitrile
Nitroglycerin common use ?
Relaxant
Relieve coronary artery spasms and angina (chest pain )
Nitrous oxide common use ?
Laughing gas and for dental anesthetic
Relaxant
When would you say amine vs amino ?
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
Which has a higher melting point , amines or alcohols ? Why?
Alcohols , more electronegative
Because nitrogen has a lone pair and is normally sp3 it goes through ___
Nitrogen inversion ; inversion of the orbital occupied by the lone lake
Amines are ___ bases and ___ bases
Brønsted Lowry
Lewis
Alkyl amine vs ammonia. Which one is more basic ?
Alkyl amine
Anilines :
What increases Basicity
What decreases Basicity
Electron donating groups
Electron withdrawing groups
Direct alkylation of ammonia can be a problem because ?
The product formed is more nucleophilic than ammonia and keeps reacting
How to reduce multiple side products with alkylation ?
Use Gabriel synthesis. It uses phthalimide with an alkyl halide and a base and water
Most common reducing reagents of nitro compounds ?
Zinc and dilute HCl
Hoffmann elimination ? Double bond forms on ?
Exhaustive methylation. Silver oxide , water and heat allows the quaternary amine to leave.
Least substituted