Compounds classified by functional group.. Acetate Esters Aldehydes Amines Carboxylic Acids Carboxylic Esters Cyclic Esters Diols Dioxy Epoxides Ethers Furans Hydrocarbons Ketones Oximes Phenols Polyhydroxy Primary Alcohols Pyrans Quinones Secondary Alcohols Spiroacetals Sulphur Compounds Tertiary Alcohols Triols Acyclic system... Linear compounds Branched compounds Cyclic system... Monocyclic compounds Polycyclic compounds Aromatic compounds Compounds sorted by... Molecular weight Chain length Formula