Ph - OH-CH - CH3 A BProduct B in the given reaction is -

The correct option is B Ph CH_3|C = N NH O||C NH_2 Option B is correct. ...

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Standard XII

Chemistry

Intramolecular Aldol Condensation

Ph - OH|CH - ...

Question

$P h - O H | C H - C H_{3} P C C - -- \to (A) N H_{2} - N H - O | | C - N H_{2} - ----------- \to (B)$

Product B in the given reaction is :

P h - C H_{3} | C = N - O | | C - N H - N H_{2}

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P h - C | = C H_{3} N - N H - O | | C - N H_{2}

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P h - C H = N - N | - C H_{3} O | | C - N H_{2}

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P h - C H = N - O | | C - N H_{2}

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Solution

The correct option is B $P h - C | = C H_{3} N - N H - O | | C - N H_{2}$
Option B is correct.

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Similar questions

P h - O H | C H - C H_{3} P C C \to (A) N H_{2} - N H - O | | C - N H_{2} ⟶ (B)

Product (B) is?

Q. Suppose the following reaction :

C H_{3} - C H_{3} | C H - O | | C - O H + C H_{3} - N H_{2} \to A - \to Δ B L i A l H_{4} (e x c e s s) - --- \to^{'} C^{'}

The final product 'C' will be:

Q. In the given example B,C and B,D are :

(a)

C H_{3} - C H_{2} - C H_{2} - C H_{2} N H_{2}

Butanamine

(1^{o})

(b)

C H_{3} - C H_{2} - N H_{2} | C H - C H_{3}

Butan-2-amine

(1^{o})

(c)

C H_{3} - C H_{3} | C H - C H_{2} - N H_{2}

2-Methylpropanamine

(1^{o})

(d)

C H_{3} - C H_{3} | C | - C H_{3} N H_{2}

2-methylpropan-2-amine

(1^{o})

(e)

C H_{3} - C H_{2} - C H_{2} - N H - C H_{3}

N-methylpropanamine

(2^{o})

Q. Which of the following lone-pair indicated is not involved in resonance?
(A)

C H_{2} = C H - . . N H - C H_{3}

(B)

C H_{2} = C H - . . O . . - C H_{3}

(C)

C H_{2} = C H - . . O . . - C H = C H_{2}

(D)

C H_{2} = C H - N H_{2}

Q. In the given compound A,C and A,D are exbhits which of the following isomerism :

(a)

C H_{3} - C H_{2} - C H_{2} - C H_{2} N H_{2}

Butanamine

(1^{o})

(b)

C H_{3} - C H_{2} - N H_{2} | C H - C H_{3}

Butan-2-amine

(1^{o})

(c)

C H_{3} - C H_{3} | C H - C H_{2} - N H_{2}

2-Methylpropanamine

(1^{o})

(d)

C H_{3} - C H_{3} | C | - C H_{3} N H_{2}

2-methylpropan-2-amine

(1^{o})

(e)

C H_{3} - C H_{2} - C H_{2} - N H - C H_{3}

N-methylpropanamine

(2^{o})

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Ph−OH|CH−CH3PCC−−−→(A)NH2−NH−O||C−NH2−−−−−−−−−−−−→(B)Product B in the given reaction is :

The correct option is B Ph−C|=CH3N−NH−O||C−NH2Option B is correct.

$P h - O H | C H - C H_{3} P C C - -- \to (A) N H_{2} - N H - O | | C - N H_{2} - ----------- \to (B)$

Product B in the given reaction is :

The correct option is B $P h - C | = C H_{3} N - N H - O | | C - N H_{2}$
Option B is correct.