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P+Qoverset(Aq.K(2)CO(3))underset(Delta)t...

`P+Qoverset(Aq.K_(2)CO_(3))underset(Delta)toRoverset(HCN)toSoverset(H_(3)O^(+))underset(Delta)toPh=CH-underset(OH)underset(|)CH-COOH`
The compounds P and Q are :

A

`Ph-CH=O+CH_(3)CH=O`

B

`Ph-CH_(2)-CH=O+CH_(3)-CH=O`

C

`Ph-CH=O+CH_(3)-CH_(2)-CH=O`

D

`Ph-CH=O+CH_(2)=O`

Text Solution

Verified by Experts

The correct Answer is:
(A)

Aldol condensation between ` PhCHO` and `CH_(3)CHO` followed by reaction with HCN.
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P+Qoverset(Aq.K_(2)CO_(3))underset(Delta)toRoverset(HCN)toSoverset(H_(3)O^(+))underset(Delta)toPh=CH-underset(OH)underset(|)CH-COOH The compound R is :

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The IUPAC name of CH_(3)-underset(CH_(3))underset(|)(CH)-underset(O)underset(||)(C)-COOH is:

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CH_(3)-underset(C_(2)H_(5))underset(|)CH-CH_(2)-underset(CH_(3))underset(|)CH-COOH IUPAC name of the compounds is _________.

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