Explanatory notes
… Sub-Chapter III PHENOLS, PHENOL-ALCOHOLS, AND THEIR HALOGENATED, SULPHONATED, NITRATED OR NITROSATED DERIVATIVES … - - Other Phenols are obtained by replacing one or more hydrogen atoms of the benzene ring by the hydroxyl radical … odour of phenol, deliquescent, turning brown with age; m -cresol is a colourless or yellowish oily liquid, …