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单词 -oic
释义 -oic
ending of the names of organic acids containing a carboxyl group, esp. in place of a methyl group. [App. first used in caproic a.]
1971Nomencl. Org. Chem. (I.U.P.A.C.) (ed. 2) C. 182 Carboxyl groups COOH replacing CH3 at the end of the main chain of an alicyclic hydrocarbon are denoted by adding ‘-oic acid’ or ‘-dioic acid’ to the name of this hydrocarbon.
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