Reagent introduction—-1

[English name]1,4-Benzoquinone [Molecular formula] C6H4O2 [Molecular weight] 108.10 [CA registration number][106-51-4] [Abbreviation and alias] p-benzoquinone [Physical properties] Yellow powder, mp 115.7 oC, d 1.318g/cm3. It is slightly soluble in water, soluble in alcohol, ether, hot petroleum ether and alkali aqueous solutions. [Preparation and merchandise] This reagent is widely available and sold by all major reagent…