1910–1911
Britannica 11th
Encyclopaedia Britannica · 11th edition
THYMOL, C10H140 or CeHstOH) (CH3) (C3H7) [1:3:6], a methylisopropylphenol isomeric with carvacrol (q.v.), is an aromatic substance found with the hydrocarbons cymene, Ci0H,4, and thymene, CioH16, in oil of thyme (from Thymus vulgaris) and in other essential oils, e.g. Carum copticum, from which it may be extracted by shaking with potassium hydroxide, filtering and precipitating the phenol with hydrochloric acid. It can be prepared from dibrom-menthone (obtained by brominating menthone in chloroform solution) by eli…
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- Vol. 26, pp. 905-905