| 释义 |
squalene Chem.|ˈskweɪliːn|
[f. squalus + -ene.]
A colourless, oily, liquid, triterpenoid hydrocarbon, C30H50, which in animals is an intermediate in the biosynthesis of cholesterol and occurs esp. in the liver oils of sharks and other elasmobranch fishes.
1916M. Tsujimoto in Jrnl. Industr. & Engin. Chem. VIII. 896/2 From..the fact that the author has discovered the hydrocarbon first in the liver oils of the squaloid sharks, he proposes the name ‘Squalene’ for the hydro⁓carbon. 1938[see œstrin]. 1964New Scientist 22 Oct. 221/1 These rearrangements occur as part of a marvellously complicated, concerted enzymic process by which the long molecule of squalene is folded and formed into rings. 1978Sci. Amer. Sept. 94/1 Sterols, such as cholesterol and the steroid hormones, are flat, platelike molecules derived from the compound squalene. |