Which of the following is a 3⚬ amine?
1. 1-Methylcyclohexylamine
2. Triethylamine
3. tert-Butylamine
4. N-Methylaniline
The correct IUPAC name for \(\mathrm{CH}_2=\mathrm{CHCH}_2 \mathrm{NHCH}_3\) is:
1. Allyl methylamine
2. 2-Amino-4-pentene
3. 4-Aminopent-1-ene
4. N-Methylprop-2-en-1-amine
Which of the following is the weakest Bronsted base?
1. | 2. | ||
3. | 4. |
Benzylamine may be alkylated as shown in the following equation?
Which of the following alkyl halides is best suited for this reaction through SN1 mechanism?
In order to prepare a 1o amine from an alkyl halide with the simultaneous addition of one CH2 group in the carbon chain, the reagent used as a source of nitrogen is-
1. Sodium amide, NaNH2
2. Sodium azide, NaN3
3. Potassium cyanide, KCN
4. Potassium phthalimide,
The source of nitrogen in Gabriel synthesis of amines is:
1. Sodium amide, NaN3
2. Sodium azide, NaNO2
3. Potassium cyanide, KCN
4. Potassium phthalimide
Amongst the given set of reactants, the most appropriate for preparing 2o amine is:
1. | 2o R - Br + NH3 |
2. | 2oR — Br + NaCN followed by H2/Pt |
3. | 1o R — + RCHO followed by H2/Pt |
4. | 1o R — Br(2 mol) + potassium phthalimide followed by O+/ heat |
1. | Excess H2 |
2. | Br2 in aqueous NaOH |
3. | Iodine in the presence of phosphorus |
4. | LiAlH4 in ether |
The best reagent for converting, 2-phenylpropanamide into 1-phenylethanamine is .... ....
1. Excess H2 / Pt
2. NaOH /
3. NaBH4 / Methanol
4. LiAlH4 / Ether
Hofmann bromamide degradation reaction is shown by:
1 | PhNH2 | 2. | PhCONH2 |
3. | PhNO2 | 4. | PhCH2NH2 |