Properties: Orthorhombic needles. Odor of oranges. d410 1.3421 (solid). mp 25.9°. d426 1.0008 (liq). bp760 264.5°; bp400 237.5°; bp200 210.7°; bp100 186.3°; bp60 170.2°; bp40 157.8°; bp20 139.8°; bp10 122.8°; bp5 107.4°; bp1.0 76.0°. nD20 1.57683. Absorption spectrum in hexane: Castille, Bull. Soc. Chim. Belg.
36, 296; Chem. Zentralbl.
1927, I, 1126; in alcohol: Ondorff, J. Am. Chem. Soc.
49, 1541 (1927). Freely sol in alcohol, ether, chloroform, hexane, benzene. Insol in liq ammonia.
Melting point: mp 25.9°
Boiling point: bp760 264.5°; bp400 237.5°; bp200 210.7°; bp100 186.3°; bp60 170.2°; bp40 157.8°; bp20 139.8°; bp10 122.8°; bp5 107.4°; bp1.0 76.0°
Index of refraction: nD20 1.57683
Density: d410 1.3421 (solid); d426 1.0008 (liq)
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