Title: 3-Ethyl-4-picoline
CAS Registry Number: 529-21-5
CAS Name: 3-Ethyl-4-methylpyridine
Additional Names: b-collidine; 3-ethyl-g-picoline; b-ethyl-g-methylpyridine
Molecular Formula: C8H11N
Molecular Weight: 121.18
Percent Composition: C 79.29%, H 9.15%, N 11.56%
Literature References: Prepd from 2,6-dichloro-3-ethyl-4-methylpyridine by reduction with HI and red phosphorus: Ruzicka, Fornasir, Helv. Chim. Acta 2, 338 (1919); from 3-acetyl-1,4-dimethyl-1,2,5,6-tetrahydropyridine: Prelog, Komzak, Ber. 74, 1705 (1941); from g-methylnicotinic acid: Rabe, Jantzen, Ber. 54, 925 (1921); from b-ethylpyridine: Koenigs, Hoffmann, Ber. 58, 194 (1925); from crotonaldehyde and ammonia: Tschitschibabin, Oparina, Ber. 60, 1877 (1927).
Properties: Liquid, aromatic odor. d417 0.9286. bp753 195-196°; bp23 88-90°; bp12 76°. Volatile with steam. Sparingly sol in water. Soluble in alcohol, ether, chloroform, dil acids.
Boiling point: bp753 195-196°; bp23 88-90°; bp12 76°
Density: d417 0.9286
Derivative Type: Hydrochloride
Molecular Formula: C8H11N.HCl
Molecular Weight: 157.64
Percent Composition: C 60.95%, H 7.67%, N 8.89%, Cl 22.49%
Properties: Hygroscopic platelets, sol in water.
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