Which reagent from the following is used for the preparation of aliphatic aldehyde from nitriles?

  • A
    $CrO_2Cl_2$ in $CS_2$
  • B
    $CrO_3$ in acetic anhydride
  • C
    $SnCl_2, HCl$
  • D
    $Co, HCl$,anhydrous $AlCl_3$

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Similar Questions

The chemicals used for preparing acetophenone are:
$(A)$ $C_6H_6$
$(B)$ $CH_3COCH_3$
$(C)$ $CH_3COCl$
$(D)$ Anhydrous $AlCl_3$

Write a note on the preparation of primary alcohol from aldehyde by reduction reaction.

Consider the following statements. Which of the following reactions can be used to prepare acetophenone?
$I.$ Oxidation of $1$-phenylethanol.
$II.$ Reaction of benzaldehyde with methyl magnesium bromide.
$III.$ Friedel-Crafts acylation of benzene with acetyl chloride.
$IV.$ Distillation of calcium benzoate.
Which of these statements are correct?

$CH_3-COOH \xrightarrow[\Delta]{Ca(OH)_2} (A)$
Product $(A)$ is

What is the major product obtained when calcium acetate and calcium formate are heated together?

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