| 释义 |
tropolone Chem.|ˈtrɒpələʊn|
[f. tropilidine + -ol + -one.]
A water-soluble, colourless crystalline compound, C7H6O2, which is an enolic ketone whose molecule is formed by a ring of seven carbon atoms and which is the parent of a series of compounds derived from various plants (as colchicine and the thujaplicins); also, any derivative of this.
1945M. J. S. Dewar in Nature 13 Jan. 51/1 If stipitatic acid actually has the resonating structure (I) or (II), it represents a new type of aromatic system; the parent cycloheptatrienolone might be termed ‘tropolone’. 1964New Scientist 4 June 613/1 One group of compounds extracted [from timber], the tropolones, was found to be comparable in fungicidal effect to the synthetic fungicides. 1981Tetrahedron XXXVII. Suppl. No. 9. 426/1 The 1,3,2-benzodioxaarsole ether of tropolone..illustrates the possibility of modelling extremely rapid rearrangements. |