HO−CH2CH2CH2BrNa−−−−−−→Dry etherP. Identify P.
OH−(CH2)3−OH
A+2H2O −−−−−→−2HCl HO−R|Si|R−OH
HO−R|Si|R−OH+HO−R|Si|R−OH→ B
Identify A and B