phoronic
/fəˈrɒnɪk/Chemistry
adjective
phoronic acid, a crystalline acid obtained by oxidizing camphoric acid; 2,6-dimethylheptan-4-one-2,6-dicarboxylic acid, HOOCC(CH3)2CH2COCH2C(CH3)2COOH.
Origin
Late 19th century; earliest use found in Journal of the Chemical Society. From phorone + -ic, after French phoronique.