Traditional Culture Encyclopedia - Almanac inquiry - Xili had more than one horizontal side, and the next day she was under a dagger in the upper right corner.
Xili had more than one horizontal side, and the next day she was under a dagger in the upper right corner.
A class of organic compounds produced by the reaction of acids (carboxylic acids or inorganic oxyacids) with alcohols are called esters.
Lower esters are volatile liquids with fragrance, while higher esters are waxy solids or very thick liquids.
Several higher esters are the main components of fat.
A carboxylic acid derivative is a compound produced by the reaction of carboxylic acid with alcohol (phenol) to lose water. Widely exists in nature, such as ethyl acetate in wine, vinegar and some fruits; Isoamyl acetate exists in bananas, pears and other fruits; Methyl benzoate exists in butyl sesame oil; Methyl salicylate exists in wintergreen oil. Glycerides of higher and intermediate fatty acids are the main components of animal and vegetable oils; Esters formed by higher fatty acids and higher alcohols are the main components of wax.
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