Nicotine tartrate or bitartrate, C
10H
14N
2(C
4H
6O
6)
2,
2H
2O, may be prepared by dissolving 10 of
nicotine in an alcoholic solution of 18.5 of tartaric acid, and
shaking out with ether; on evaporating the ether, nicotine tartrate
separates out as an oil. It may be crystallised from absolute alcohol
containing ether. It occurs in tufts of colourless or reddish-white
crystals.
Soluble in water.