Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring

CCHEMISTRY METALLURGY C07Organic chemistry C07CACYCLIC OR CARBOCYCLIC COMPOUNDS

C07C37/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring

C07C37/001by modification in a side chain C07C37/002by transformation of a functional group C07C37/003by hydrogenation of an unsaturated part C07C37/004by obtaining phenols from plant material or from animal material C07C37/005by obtaining phenols from products, waste products or side-products of processes, not directed to the production of phenols, by conversion or working-up C07C37/006from the petroleum industry C07C37/007from the tar industry C07C37/008from coke ovens C07C37/009from waste water C07C37/01by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups C07C37/02by substitution of halogen C07C37/04by substitution of SO3H groups or a derivative thereof C07C37/045by substitution of a group bound to the ring by nitrogen C07C37/05by substitution of a NH2 group C07C37/055the substituted group being bound to oxygen C07C37/0555being esterified hydroxy groups C07C37/06by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings C07C37/07with simultaneous reduction of C=O group in that ring C07C37/08by decomposition of hydroperoxides C07C37/11by reaction increasing the number of carbon atoms C07C37/115using acetals C07C37/14by addition reactions C07C37/16by condensation involving hydroxy groups of phenols or alcohols or the ether or mineral ester group derived therefrom C07C37/18by condensation involving halogen atoms of halogenated compounds C07C37/20using aldehydes or ketones C07C37/48by exchange of hydrocarbon groups, which may be substituted, from the same of other compounds C07C37/50by reactions decreasing the number of carbon atoms C07C37/52by splitting polyaromatic compounds C07C37/54by hydrolysis of lignin or sulfite waste liquor C07C37/56by replacing a carboxyl or aldehyde group by a hydroxy group C07C37/58by oxidation reactions introducing directly hydroxy groups on a =CH-group belonging to a six-membered aromatic ring with the aid of molecular oxygen C07C37/60by oxidation reactions introducing directly hydroxy groups on a =CH-group belonging to a six-membered aromatic ring with the aid of other oxidants than molecular oxygen or their mixtures with molecular oxygen C07C37/62by introduction of halogen by substitution of halogen atoms by other halogen atoms C07C37/64Preparation of O-metal compounds with O-metal group bound to a carbon atom belonging to a six-membered aromatic ring C07C37/66by conversion of hydroxy groups to O-metal groups C07C37/68Purification separation Use of additives C07C37/685Processes comprising at least two steps in series C07C37/70by physical treatment C07C37/72by liquid-liquid treatment C07C37/74by distillation C07C37/76by steam distillation C07C37/78by azeotropic distillation C07C37/80by extractive distillation C07C37/82by solid-liquid treatment by chemisorption C07C37/84by crystallisation C07C37/86by treatment giving rise to a chemical modification C07C37/88Use of additives