C6H5NO2

4 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  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]

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  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] Nitrobenzol

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  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]

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  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]