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What is the final product (B) of this se...

What is the final product (B) of this sequence :
`underset("light")overset(Br_(2))rarrAunderset(2.H_(3)O^(+)"Heat")overset(1.KCN)rarrB`

A

B

C

D

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The correct Answer is:
D
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Te end product (B) formed in the reaction sequence ph CHO underset(heat)overset(CH_(3)CH_(2)NH_(2))rarrA underset(CH_(3)OH)overset(NaBH_(3)CN)rarrB will be .

Consider the following sequence of reactions. underset(H^(+))overset(HOCH_(2).CH_(2)OH)rarrAunderset(2.H_(3)O^(+))overset(1.LiAIH_(4),Et_(2)O)rarrB The products (A) and (B) are, respevtively.

The major end product B in the reaction C_(6)H_(5)CH_(2)Br overset(AgNO_(2))rarrA underset(2.H_(3)O^(+))overset(1.LiAIH_(4))rarrB is .

Consider the following reaction sequence CH_(3)C-=Chunderset(" 2 mole")overset(HCl)rarrAunderset("Heat")overset(aq. KOH)rarrB The products (A) and (B) are, respectively,

Consider the following sequence of reactions underset(base)overset(CH_(3)COCI)rarrA underset(2.H_(2)O)overset(1.LiAIH_(4),ether)rarrB The end product B is .

Consider the following sequence of reactions. C_(6)H_(6) + CH_(3) CH = CH_(2) underset("heat")overset(H_(3)PO_(4))rarrA underset(2. H_(3)O^(+))overset(1. O_(2), "heat")rarr B + C The products (B) and (C) are:

The final product of the following sequence of reactinon is (CH_(2))=(CH_(2))overset(Br_(2)) underset(C Cl_(4)) to A overset(KCN) to B overset(H^(+)//H_(2)O)toC

ALLEN-ALKENE, ALKANE & ALKYNE -EXCERSISE-2
  1. Which of the following reactions involve a decrease in the length of t...

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  2. A mixture of calcium acetate and calcium formate on heating gives

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  3. Consider the following sequence of reactions. underset(H^(+))overse...

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  4. Consider the folloing reaction. underset(2.H(3)O^(+))overset(1. B(2...

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  5. Which of the following methods are used for the conversion of carboxyl...

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  6. Which of the following statements are correct for benzoic acid?

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  7. All but one of the following compounds react with aniline to give acet...

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  8. What is the final product (B) of this sequence : underset("light")o...

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  9. What is compound Z : CH(3)CH(2)CH(2)Broverset(NaCN)rarrXoverset(H(2...

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  10. overset(CH(3)OH)rArrA,A is :

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  11. Which of the following orders of acid strength is correct?

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  12. The relative order of rate of esterification of acids is

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  13. The treatment of CH(3)CH(2)COOH with chlorine in the presence of phosp...

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  14. Which of the following sequences of rate of alkaline hydrolysis of est...

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  15. Which of the following is used to perform following tranformation:

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  16. Which of the following does not give iodoform:

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  17. One can distinguish between HCOOH and CH3 COOH with :

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  18. Which of the following reagents are involved in the followintg transfo...

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  19. overset(KCN)rarr(A)overset(H(3)O^(+))rarr(B)overset(Delta)rarr(C) Id...

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  20. Which of the following on reduction with LiAIH(4) will give ethyl alco...

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