Nomenclature
CAS number: 494-52-0
3-(2-Piperidinyl)pyridine; 2-(3-pyridyl)piperidine; neonicotine.
C
10H
14N
2; mol wt 162.23.
C 74.04%, H 8.70%, N 17.27%.
Description and references
In Anabasis aphylla L., Chenopodiaceae: Orechoff, Menschikoff, Ber. 64, 266 (1931); in Nicotiana glauca Graham, Solanaceae: Smith, J. Am. Chem. Soc. 57, 959 (1935); Pyriki, Oehler, Pharmazie 9, 685 (1954). Synthesis: Spth, Ber. 70B, 70 (1937). Extracted
on a large scale in Russia. Industrial extraction processes: Sadykov,
Timbekov, J. Appl. Chem. USSR 29, 148 (1956). Abs config: Lukes et al., Collect. Czech. Chem. Commun. 27, 751 (1962).
Properties
Liquid, bp 270-272°; bp14 145-147°; bp2 105°. Freezes at 9°. d420 1.0455.
nD20 1.5430. [α]D20 83.1°. Sol in
water and in most organic solvents.Derivative
Hydrochloride.
Properties
[α]D +16.5° (c = 10 in water).Caution
Acute and subacute
toxicity: increased salivation, vertigo, confusion, disturbed
vision and hearing, photophobia, cold extremities, nausea, vomiting,
diarrhea, syncope, clonic spasms.Use
Insecticide.