Found 1 items, similar to C6H5NO2.
English → English (gcide) Definition: C6H5NO2 Nitrobenzene \Ni`tro*ben"zene\ (? or ?), n. [Nitro- + benzene.] (Chem.) A yellow aromatic liquid (C6H5.NO2), produced by the action of nitric acid on benzene, and called from its odor imitation oil of bitter almonds, or essence of mirbane. It is used in perfumery, and is manufactured in large quantities in the preparation of aniline. Fornerly called also nitrobenzol. [1913 Webster] nitro- \ni"tro-\pref. 1. A combining form or an adjective denoting the presence of niter. [1913 Webster] 2. (Chem.) A combining form (used also adjectively) designating certain compounds of nitrogen or of its acids; as nitrohydrochloric, nitrocalcite; also, designating the group or radical NO2, or its compounds, as nitrobenzene (C6H5.NO2). [1913 Webster] Nitro group, the radical NO2; -- called also nitroxyl. [1913 Webster] niacin \niacin\ n. A B vitamin (vitamin B5) essential for the normal function of the nervous system and the gastrointestinal tract. Called also nicotinic acid and antipellagra vitamin. Chemical formula C6H5NO2, chemically it is 3-pyridinecarboxylic acid. Syn: nicotinic acid. [WordNet 1.5] nicotinic acid \nic`o*tin“ic ac”id\, n. (Chem.) An organic acid (C6H5NO2), a carboxylated derivative of pyridine, obtained by the oxidation of nicotine; called also niacin and antipellagra vitamin, and vitamin B5. Chemically it is 3-pyridinecarboxylic acid. Note: It is a cofactor in several enzymatic reactions, and is used to prevent a pellagra-like disease in dogs. --[MI11] Syn: 3-pyridinecarboxylic acid, niacin, antipellagra vitamin. [1913 Webster +PJC]