olein
/oh-lee-in/US // ˈoʊ li ɪn //UK // (ˈəʊlɪɪn) //
油菜花,油菜籽,油脂,油菜籽油
Definitions
n.名词 noun
- 1
Chemistry.
- : Also called glyceryl trioleate, triolein. a colorless to yellowish, oily, water-insoluble liquid, C57H104O6, the triglyceride of oleic acid, present in many vegetable oils.
- : the oily or lower-melting fractions of a fat as distinguished from the solid or higher-melting constituents.
Examples
The protein of the yolk is chiefly in the form of ovovitellin, while the fats occur as palmitin, olein, and stearin.
Butter fat consists principally of olein, palmitin, and stearin.
These are largely mixtures of the ethereal salts known respectively as olein, palmitin, and stearin.
Stearin and palmitin are hard fats, crystalline in structure, and with a high melting point, while olein is a liquid.
Pure olein, supposing none of the liberated acid to be dissolved in water, would yield 95.7 per cent.
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