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lutidine

lutidine Chem.
  (ˈl(j)uːtɪdɪn)
  a. An alkaloid obtained from bone-oil and coal-tar products. b. A related alkaloid (‘β-lutidine’) obtained by distilling cinchonine with potassium hydrate.

1851 T. Anderson in Trans. Royal Soc. Edin. XX. 254 A base..which possesses precisely the constitution of toluidine, and to which I give the name of lutidine. 1864 Proc. Royal Soc. XIII. 305 The cinchonine base, which the author [Greville Williams] distinguishes by the name of β lutidine. 1881 Athenæum 21 May 691/3 ‘On the Physiological Action of β Lutidine’.

Oxford English Dictionary

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