Identify the compounds from the following which form primary amines under suitable reduction conditions.
1. $C_{2} H_{5} N C$
2. $C_{2} H_{6}$
3. $C_{2} H_{5} C O N H_{2}$
4. $C_{6} H_{5} N O_{2}$

1, 4

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3, 4

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1, 3, 4

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2, 3, 4

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Solution

The correct option is C $3, 4$
$C_{2} H_{5} C O N H_{2} L i A l H_{4} - --- \to C_{2} H_{5} C H_{2} N H_{2}$
$C_{6} H_{5} N O_{2} S n / H C l - ---- \to C_{6} H_{5} N H_{2}$

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Similar questions

Q. Which of the following compound on reduction would yield secondary amine?

1. Carbylamine

2. Primary amine

[Give your answer 1 if Carbylamine is the correct answer else 2 if Primary amine is the answer]

Which of the following list of numbers forms an AP?
(i) 4, 4 + $\sqrt{3}$ , 4 + 2 $\sqrt{3}$ , 4 + 3 $\sqrt{3}$ , 4 + 4 $\sqrt{3}$

(ii) 0.3, 0.33, 0.333, 0.3333, 0.33333

(iii) $\frac{3}{5}$ , $\frac{6}{5}$ , $\frac{9}{5}$ , $\frac{12}{5}$ , 3

(iv) - $\frac{1}{5}$ , - $\frac{1}{5}$ , - $\frac{1}{5}$ , - $\frac{1}{5}$ , - $\frac{1}{5}$

Q. Which of the following reactions are suitable for the preparation of primary amines?

If A(1, 2, -1) and B(-1, 0, 1) are given, then the co-ordinates of P which divides AB externally in the ratio 1:2, are [MP PET 1989]

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Identify the compounds from the following which form primary amines under suitable reduction conditions.1. C2H5NC2. C2H63. C2H5CONH24. C6H5NO2

The correct option is C 3,4C2H5CONH2LiAlH4−−−−→C2H5CH2NH2C6H5NO2Sn/HCl−−−−−→C6H5NH2

Identify the compounds from the following which form primary amines under suitable reduction conditions.
1. $C_{2} H_{5} N C$
2. $C_{2} H_{6}$
3. $C_{2} H_{5} C O N H_{2}$
4. $C_{6} H_{5} N O_{2}$

The correct option is C $3, 4$
$C_{2} H_{5} C O N H_{2} L i A l H_{4} - --- \to C_{2} H_{5} C H_{2} N H_{2}$
$C_{6} H_{5} N O_{2} S n / H C l - ---- \to C_{6} H_{5} N H_{2}$