2 moles of acetaldehyde are warmed in the presence of 10% `Ba(OH)_2` to give a product which dehydrates to a compound X. The compound on reduction wit
2 moles of acetaldehyde are warmed in the presence of 10% `Ba(OH)_2` to give a product which dehydrates to a compound X. The compound on reduction with `NaBH_4` will give
A. `CH_(3)CH=CHCHO`
B. `CH_(3)CH=CHCH_(2)OH`
C. `CH_(3)CH_(2)CH_(2)CH_(2)OH`
D. `CH_(3)underset(OH)underset(|)(C)HCH_(2)CH_(2)OH`
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Correct Answer - B
Aldol condensation
`CH_(3)-overset(O)overset(||)underset(H)underset(|)(C)+overset(H)overset(|)(C)H_(2)-overset(O)overset(||)(C)-H overset(Ba(OH)_(2))toCH_(3)-overset(OH)overset(|)underset(H)underset(|)(C)-overset(H)overset(|)(C)H-overset(O)overset(||)(C)-H overset(Delta)underset(-H_(2)O)to CH_(3)-CH=CH-overset(O)overset(||)(C)-H overset(NaBH)underset({:("Selective"),("reduction"):})toCH_(3)-CH=CH-CH_(2)OH`
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