$ 3 \mathrm{ROH}+\mathrm{PCl}_3 \rightarrow 3 \mathrm{RCl}+\mathrm{A} $
$ \mathrm{ROH}+\mathrm{PCl}_5 \rightarrow \mathrm{RCl}+\mathrm{HCl}+\mathrm{B}$
$3 \mathrm{ROH}+\mathrm{PCl}_3 \longrightarrow 3 \mathrm{RCl}+\mathrm{H}_3 \mathrm{PO}_3$(A)
$\mathrm{ROH}+\mathrm{PCl}_5 \longrightarrow \mathrm{RCl}+\mathrm{HCl}+\mathrm{POCl}_3$(B)
$A$ and $B$ are $\mathrm{H}_3 \mathrm{PO}_3$ and $\mathrm{POCl}_3$ respectively.
$\begin{align}
(A)\,Nu+R-L\to \overset{\oplus }{\mathop{Nu}}\,-R+{{L}^{-}} \\
(B)\,R-{{L}^{\oplus }}\to {{R}^{\oplus }}+:L \\
\end{align}$



