MCQ
Reaction of primary amines with aldehyde yields
- AAmides
- ✓Aldimines
- CNitriles
- DNitro compounds
✓
Answer
Correct option: B.
Aldimines
b
(b) $\mathop {R - C{H_2} - N{H_{^2}}}\limits_{{1^o}{\rm{amine}}} + O = \mathop {CH - R}\limits_{{\rm{aldehyde}}} \to $ $\mathop {R - C{H_2} - N = CH - R}\limits_{{\rm{Aldimine}}} + {H_2}O$
(b) $\mathop {R - C{H_2} - N{H_{^2}}}\limits_{{1^o}{\rm{amine}}} + O = \mathop {CH - R}\limits_{{\rm{aldehyde}}} \to $ $\mathop {R - C{H_2} - N = CH - R}\limits_{{\rm{Aldimine}}} + {H_2}O$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Petroleum consists mainly of
Which of the following does not give oxygen on heating ?
What is the equivalent weight of $H_3PO_3$ in the following dispropornation reaction
→$H_3PO_3 \to H_3PO_4 + PH_3$
The results given in the below table were obtained during kinetic studies of the following reaction:
→$2 A + B \longrightarrow C + D$
| Experiment | $[ A ] / molL ^{-1}$ | $[ B ] / molL ^{-1}$ | Initial $rate/molL$ $^{-1}$ $\min ^{-1}$ |
| $I$ | $0.1$ | $0.1$ | $6.00 \times 10^{-3}$ |
| $II$ | $0.1$ | $0.2$ | $2.40 \times 10^{-2}$ |
| $III$ | $0.2$ | $0.1$ | $1.20 \times 10^{-2}$ |
| $IV$ | $X$ | $0.2$ | $7.20 \times 10^{-2}$ |
| $V$ | $0.3$ | $Y$ | $2.88 \times 10^{-1}$ |
$X$ and $Y$ in the given table are respectively :
The double helical structure of $DNA$ was proposed by
→In the complex acetylbromidodicarbonylbis(triethylphosphine)iron$(II)$, the number of $Fe - C$ bond$(s)$ is
→The statement that is true for the long form of the periodic table is
The major products obtained from the following sequence of reactions are
→$(CH_3)_2CHCH_2N(CH_2CH_3)_2 \xrightarrow{C{{H}_{3}}I}\xrightarrow[{{H}_{2}}O]{A{{g}_{2}}O}\xrightarrow{heat}$ products
Allegra, a common prescription drug with the structure shown below, is given for the treatment of seasonal allergies. How many stereogenic carbon does Allegra possess ?
The correct order of ionic radii for the ions, $\mathrm{P}^{3-}, \mathrm{S}^{2-}$ $\mathrm{Ca}^{2+}, \mathrm{K}^{+}, \mathrm{Cl}^{-}$is :
→