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Reimer-Tiemann reaction introduces an al...

Reimer-Tiemann reaction introduces an aldehyde group on to the aromatic ring of phenol, ortho to the hydroxyl group. This reacrtion involves electrophilic aromatic subsititution. It is a general method for the synthesis of subsituted salicyladehydes as depiced below:

The structure of the intremediate (I) is:

A

B

C

D

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The correct Answer is:
B
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RESONANCE-AROMATIC COMPOUNDS-Exercise-3 (Part-I) JEE Advanced
  1. Reimer-Tiemann reaction introduces an aldehyde group on to the aromati...

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  2. Reimer-Tiemann reaction introduces an aldehyde group on to the aromati...

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  3. Reimer-Tiemann reaction introduces an aldehyde group on to the aromati...

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  4. In the reaction the intermediate(s) is/are:

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  5. Match the reactions in Column I with appropriate options in Column II.

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  6. The major product of the following reaction is :

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  7. Amongst the compounds gives, the one that would form a brilliant color...

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  8. In the following reacation. The product(s) formed is/are

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  9. The major product(s) of the following reaction is (are)

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  10. P and Q are isomers of dicarboxylic acid C(4)H(4)O(4). Bothdecolorize ...

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  11. P and Q are isomer of dicraboxylic acid C(4)H(4)O(4) Both decolourixe ...

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  12. The reactivity of compound Z with different halogens under appropriat...

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  13. The the identification of beta-napthol using dye test, it is necessary...

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  14. Match the four material (P, Q, R, S) given in List -I with the corresp...

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  15. Among The following the number of reaction(s) that prouduce(s) benzad...

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  16. The major product U in the following reactions is

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  17. In the following reactions, the major product W is:

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  18. The product (s) of the following reaction sequence is (are)

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  19. The correct statement(s) about the following reaction sequence is (are...

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  20. The major product of the following reaction is

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