In which of the following reactions is benzaldehyde formed from benzoyl chloride and hydrogen in the presence of $Pd-BaSO_4$?
- AStephen reaction
- BEtard reaction
- CGattermann-Koch reaction
- DRosenmund reduction reaction
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Similar Questions
Which of the following sets of reagents convert toluene to benzaldehyde?
$A$. $Cl_2 / h\nu ; H_2O, \Delta$
$B$. $Cl_2 / Fe ; H_2O$
$C$. $KMnO_4 / OH^{-} ; H^{+}$
$D$. $CrO_2Cl_2 / CS_2 ; H_3O^{+}$
$A$. $Cl_2 / h\nu ; H_2O, \Delta$
$B$. $Cl_2 / Fe ; H_2O$
$C$. $KMnO_4 / OH^{-} ; H^{+}$
$D$. $CrO_2Cl_2 / CS_2 ; H_3O^{+}$
Identify the product $B$ in the following sequence of reaction: $CH_3MgBr$ $\xrightarrow{CdCl_2} A$ $\xrightarrow{CH_3COCl} B$
What is obtained when acetyl chloride is reduced in the presence of $BaSO_4$ and $Pd$?
Medium
View SolutionIdentify $A, B$ and $C$ in the following reaction:
$\text{Toluene} + A + B$ $\xrightarrow{273-283 \ K} C$ $\xrightarrow{H_3O^{\oplus}} \text{Benzaldehyde}$
$\text{Toluene} + A + B$ $\xrightarrow{273-283 \ K} C$ $\xrightarrow{H_3O^{\oplus}} \text{Benzaldehyde}$
DifficultAP EAMCET 2017
View SolutionConsider the following reaction:
$C_6H_5COCl \xrightarrow{H_2, Pd/BaSO_4} A$
The product $A$ is:
$C_6H_5COCl \xrightarrow{H_2, Pd/BaSO_4} A$
The product $A$ is:
MediumAIPMT 2012
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