Amines

Question 1

Curtius rearrangement

Answer 1

NaN3 + RCONH2 ———-> RNH2 + CO2 + N2

Question 2

Schmidt reaction

Answer 2

HN3 + RCONH2 ———–> RNH2 + N2 + CO2

Question 3

Gabriel synthesis possible only for

Answer 3

1deg aliphatic amines

Question 4

Quaternary ammonia halide + moist Ag2O

Answer 4

The alkyl grp having a beta H will leave in such a way that sterric hinderance for resulting alkene is least

Question 5

Zwitter ion when to anode when to cathode

Answer 5

acidic medium cathode

basic medium anode

Question 6

coupling BDC with phenol vs coupling BDC with aniline

Answer 6

phenol: orange
aniline: yellow
(OH means orange)