FIELD: organic chemistry, chemical technology.
SUBSTANCE: invention relates to a method for synthesis of adamantyl-containing aromatic compounds of the general formula: , wherein R1 = R2 = R3 = R4 means hydrogen atom (H); R5 means Ad (1); R1 means -CH3; R2 = R3 = R5 means H; R4 means Ad (2); R1 means -C2H5; R2 = R3 = R5 means H; R4 means Ad (3); R1 means i-C3H7; R2 = R3 = R5 means H; R4 means Ad (4); R1 = R2 means -CH3; R3 = R5 means H; R4 means Ad (5); R1 = R3 means -CH3; R2 = R5 means H; R4 means Ad (6); R1 = R4 means -CH3; R2 = R3 means H; R5 means Ad (7) that are intermediate products for synthesis of biologically active substances. Method involves adding aromatic compounds to a adamantine derivative wherein 1,3-dehydroadamantane is used as a adamantine derivative, and compounds chosen from the following order: benzene, toluene, ethylbenzene, isopropylbenzene (cumene), o-, m-, p-xylene are used as aromatic compounds in the mole ratio of reagents = 1:(2-4) in diethyl ether medium, at temperature 30-35°C, or in the parent aromatic compound medium at their boiling point (80-110°C) for 30 min, in the presence of catalytic amounts of sulfuric acid. Method provides preparing the claimed compounds with the high yield.
EFFECT: improved method of synthesis.
7 ex
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Authors
Dates
2007-11-10—Published
2006-07-11—Filed