1-Adamantanecarboxylic acid

1-Adamantanecarboxylic acid is an organic compound with the formula (CH2)6(CH)3(CCO2H). A white solid, it is the simplest carboxylic acid derivative of adamantane. The compound is notable for its synthesis by carboxylation of adamantane. 1-Adamantanecarboxylic acid is unusual in forming mononuclear tris(carboxylate) coordination complexes of the formula [M(O2CR)3]− (M = Mn, Ni, Co, Zn).