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The correct statement(s) about of the fo...

The correct statement(s) about of the following reaction sequence is(are)
`"Cumene"(C_(9)H_(12))underset((ii)H_(3)O^(+))overset((i)O_(2))rarrPoverset(CHCl_(2)//NaOH)rarrQ("major")+R("minor")`
`Qunderset(PhCH_(2)Br)overset(NaOH)rarrS`

A

R is steam volatile

B

Q gives dark violet coloration with `1%` aqueous `FeCl_(3)` solution

C

S gives yellow precipitate with 2,4-dinitrophenyldrazine

D

S gives dark violet coloration with `1%` aqueous `FeCl_(3)` solution.

Text Solution

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The correct Answer is:
B, C
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The correct statement(s) about the following reaction sequence is (are) Cumene (C_(9)H_(12))underset((ii)H_(3)O^(+))overset((i)O_(2))rarrPoverset(CHCl_(3)//NaOH)rarr Q(major)+R(minor), Q underset(PhCH_(2)Br)overset(NaOH)rarrS

Write major product in the following reactions : C_(6)H_(5)-CH=CH_(2)+B_(2)H_(6) underset(NaOH)overset(H_(2)O_(2))rarr

The product "A" in the following reaction is : CH_(3)-CO-CH_(2)COOC_(2)H_(5)underset( H_(2)O)overset( NaOH) ( rarr) A

In the following reaction sequence Y is, PhOCOCH_(3) underset(Delta)overset(AlCl_(3))rarr (X) underset(NaOH)overset(I_(2))rarr (Y)

The major product (Y)in the following reaction sequency is : CH_(3) - overset( CH_(3))overset(|)(C)H - CH= CH_(2) overset( Br_(2) //H_(2)O)(rarr) X overset("conc."H_(2)SO_(4)//Delta)(rarr)Y

Complete the following reaction sequence : CH_(3)-overset(O)overset(||)C-CH_(3)overset((i)CH_(3)MgBr)underset((ii)H_(2)O)rarr(A)overset("Na metal")underset("ether")rarr(B)overset(CH_(3)-Br)rarr(C)

Complete the following reaction sequence : CH_(3)-overset(O)overset(||)C-CH_(3)overset((i)CH_(3)MgBr)underset((ii)H_(2)O)rarr(A)overset("Na metal")underset("ether")rarr(B)overset(CH_(3)-Br)rarr(C)

Write structures of compounds A,B and C in each of the following reactions: (i) C_(6)H_(5) Br overset("Mg/dry ether")rarr A underset((b)H_(3)O^(+))overset((a) CO_(2)(g))rarr B overset(PCl_(5))rarr C (ii) CH_(3)CN underset((b) H_(3)O^(+))overset((a) SnCl_(2)//HCl)rarr A overset("dil."NaOH)rarr B overset(Delta)rarr C

Compounds A, B and C in the following reaction sequence are: C_(2) H_(5)Br overset("AgCN")(rarr) A overset(H3O^(+))(rarr) B + C

RESONANCE ENGLISH-AROMATIC COMPOUNDS -Exercise -3 Part-I
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  12. In the following reactions, the major product W is:

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  13. The product(s) of the following reactions sequence is(are)

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  14. The correct statement(s) about of the following reaction sequence is(a...

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  16. The reaction of compounf P with CH(3)MgBr (excess) in (C(2)H(5)(2)O fo...

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  17. The reaction of compounf P with CH(3)MgBr (excess) in (C(2)H(5)(2)O fo...

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