coniine

American  

[koh-nee-een, -in, -neen] / ˈkoʊ niˌin, -ɪn, -nin /

Also conin

noun

1. a volatile, highly poisonous alkaloid, C 8 H 17 N, constituting the active principle of the poison hemlock.

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coniine British  

/ -nɪɪn, -nɪn, -niːn, ˈkəʊnɪn, ˈkəʊnɪˌiːn, ˈkəʊniːn /

noun

1. Also called: cicutine.   conicine.  a colourless poisonous soluble liquid alkaloid found in hemlock; 2-propylpiperidine. Formula: C 5 H 10 NC 3 H 7

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Etymology

Origin of coniine

First recorded in 1825–35; coni(um) + -ine ²

Example Sentences

See Examples For:

coniine

Hemlock on the other hand contains five alkaloids - coniine, conhydrine, pseudoconhydrine, methyl-coniine and ethyl-piperidine - which cause violent vomiting and paralysis of the nervous system.

From BBC ● Jul. 10, 2023

The synthesis of coniine by Ladenburg is one of the most notable achievements of modern chemistry.

From Scientific American Supplement, No. 623, December 10, 1887 by Various

Contains the poisonous principle coniine, a volatile liquid alkaloid with a mousy smell; insoluble in water; soluble in alcohol, ether, and chloroform.

From Aids to Forensic Medicine and Toxicology by Robertson, W. G. Aitchison (William George Aitchison )

Professor A. Vogel, in a communication to the "Sitzungsberichte der Munchener Akademie," brings into prominence the fact that the hemlock plant, which yields coniine in Bavaria, contains none in Scotland.

From Scientific American Supplement, No. 508, September 26, 1885 by Various

Alkaloids are usually odorless; although nicotine, coniine, and a few others, have strong, characteristic odors.

From The Chemistry of Plant Life by Thatcher, Roscoe Wilfred