monostearinn.
/ˌmɒnə(ʊ)ˈstɪərɪn/, U.S. /ˌmɑnəˈstɪrᵻn/ Chemistry.
Each of two isomeric glycerides, C21H42O4, of stearic acid that contain one stearic acid radical.
ΚΠ
1854 H. B. Jones & A. W. Hoffman Fownes's Man. Elem. Chem. (ed. 5) 599 Three compounds of stearic acid with glycerin have been thus produced, which M. Berthelot distinguishes as monostearin, bistearin, and tetrastearin.
1879 Encycl. Brit. X. 697/2 The process of saponification may be viewed as the gradual progressive transformation of tristearin..into distearin, monostearin, and glycerin.
1953 I. Heilbron & H. M. Bunbury Dict. Org. Compounds (rev. ed.) III. 533/2 α-Monostearin (Glycerol 1-stearate)... β-Monostearin (Glycerol 2-stearate).
1979 Jrnl. Nutrition 109 1682 If the stearic acid is esterified at the 2-position of the triglyceride, the resulting 2-monostearin is well absorbed.
1996 Jrnl. Chromatogr. A. 749 55 A rapid and simple method was developed for quantitation of polar compounds in fats and oils using monostearin as internal standard.
This entry has been updated (OED Third Edition, December 2002; most recently modified version published online March 2022).
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n.1854