The reagents used in Clemmensen reduction of aldehyde is/are

Question

The reagents used in Clemmensen reduction of aldehyde is/are (A) lithium aluminium hydride (B) hydrazone and NaOH (C) zinc amalgam and conc. HCl (D) anhydrous aluminium chloride.

Tardigrade Admin · Accepted Answer

Clemmensen reduction: underset textAldehydeRCHO + 4 [H] xrightarrow Zn - Hg , HCl underset textAlkaneR- CH3+ H2O

Q. The reagents used in Clemmensen reduction of aldehyde is/are

lithium aluminium hydride

hydrazone and $N a O H$

zinc amalgam and conc. $H Cl$

anhydrous aluminium chloride.

Clemmensen reduction :
$Aldehyde RC H O + 4 [H] Z n - H g, H Cl Alkane R - C H_{3} + H_{2} O$

Q. The reagents used in Clemmensen reduction of aldehyde is/are

lithium aluminium hydride

hydrazone and NaOH

zinc amalgam and conc. HCl

anhydrous aluminium chloride.

Clemmensen reduction : AldehydeRCHO​+4[H]Zn−Hg,HCl​AlkaneR−CH3​+H2​O​

hydrazone and $N a O H$

zinc amalgam and conc. $H Cl$

Clemmensen reduction :
$Aldehyde RC H O + 4 [H] Z n - H g, H Cl Alkane R - C H_{3} + H_{2} O$