Title: a,a¢-Dipyridyl
CAS Registry Number: 366-18-7
CAS Name: 2,2¢-Bipyridine
Synonyms: 2,2¢-dipyridyl
Manufacturers' Codes: CI-588
Molecular Formula: C10H8N2
Molecular Weight: 156.18
Percent Composition: C 76.90%, H 5.16%, N 17.94%
Literature References: Prepn from pyridine: Smith,
J. Am. Chem. Soc. 46, 414 (1924). Manuf: Freeman, Ghosh,
US 2962502 (1960 to I.C.I.). Absorption spectrum: P. Krumholz,
J. Am. Chem. Soc. 73, 3487 (1951). Pharmacologic study: Bass
et al., J. Pharmacol. Exp. Ther. 152, 104 (1966). Toxicity data: R. W. Grady
et al., ibid. 196, 478 (1976).
Properties: Crystals from dil alcohol, mp 69.7°. bp 272-273°. Sol in about 200 parts water; very sol in alcohol, ether, benzene, chloroform, petr ether. LD50 i.p. in mice: 200 mg/kg (Grady).
Melting point: mp 69.7°
Boiling point: bp 272-273°
Toxicity data: LD50 i.p. in mice: 200 mg/kg (Grady)
Use: As a reagent for the determination of iron.