In the present case you can also claim interest paid on housing loan and deduct in order to arrive at capital gains tax. Even if you are claiming h. loan interest every year in your return of income then also you can claim thus to reduce your tax liability. There is case laws on the said subject.
In order to calculate tax liability it is better that you consult your nearest CA and do.
If the cash is mentioned in your deed then you can deposit in Account and not otherwise.