\(C{H_3}C{H_2}Br\, + \,A{g^ + }\) \( \rightleftharpoons \) \({[C{H_3}C{H_2}...Br...Ag]^ + }\)
\(\xrightarrow[{( - \,AgBr)}]{{slow}}C{H_3}CH_2^ + \) \(\xrightarrow[{from\,\,{H_2}O}]{{O{H^ - }}}C{H_3}C{H_2}OH\)
$C{H_3}C{H_2}OH\xrightarrow{{P + {I_2}}}A\xrightarrow[{ether}]{{Mg}} $ $B\xrightarrow{{HCHO}}C\xrightarrow{{{H_2}O}}D$
$RCH_2OH + PCC [ C_5H_5NH^+ ClCrO^-_3] \to$
ઉપરની પ્રક્રિયા પરથી નીપજ $"A"$ અને $"B"$ રચાય છે,તે $"A"$ અને $"B"$ શોધો.