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单词 myoctonine
释义

myoctoninen.

Brit. /ˌmʌɪˈɒktəniːn/, /ˌmʌɪˈɒktənɪn/, U.S. /ˌmaɪˈɑktəˌnin/, /ˌmaɪˈɑktənən/
Origin: A borrowing from German. Etymon: German Myoctonin.
Etymology: < German Myoctonin (G. Dragendorff & H. Spohn 1884, in Pharmaceut. Zeitschr. f. Russland 23 377) < ancient Greek μυοκτόνος mouse-killing (see myoctonic adj., referring to a different substance) + German -in -ine suffix5, probably after scientific Latin Aconitum myoctonum (H. G. L. Reichenbach Übersicht der Gattung Aconitum (1819); compare mouse-bane n. at mouse n. Compounds 2c), alternative name of Aconitum lycoctonum. Compare earlier lycoctonine n.
Chemistry.
A poisonous diterpenoid alkaloid (perhaps C72H84N4O20), obtained from the wolfsbane Aconitum lycoctonum.
ΚΠ
1885 Jrnl. Chem. Soc. 48 403 The second alkaloïd extracted by chloroform is myoctonine, C27H30N2O8 + 5H20.
1937 Thorpe's Dict. Appl. Chem. (ed. 4) I. 123/2 Lycaconitine and myoctonine slowly stop the heart's action.
1949 T. A. Henry Plant Alkaloids (ed. 4) 687 Myoctonine, (C36H42O10N2)2,..is amorphous; on hydrolysis it furnishes the same products as lycaconitine.
1991 J. S. Glasby Dict. Plants containing Secondary Metabolites 6 A[conitum] lycoctonum... Diterpene alkaloids: lycaconitine, myoctonine.
This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2022).
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n.1885
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