Dr. Professor
Paracetamol is crystalline white power with the scientific name N-(4- Hydroxyphenyl) acetamide. The chemical formula is C8H9NO2 and its structure is
Properties
The melting range of paracetamol is 168 to 172oC and its solubility is 14.3g / dm3 of water and ethanol’s 100g / dm3. It is insoluble in ether and dissolves quickly in chloroform. It dissipates uv absorption minimum in aqueous acidic medium at 245 nm and has uv absorption maximum in aqueous alkaline medium.
Assay
Through titration, paracetamol is analyzed using ceric ammonium sulphate. In the titration, Ferroin plays the role of indicator. It is also assayed ...
