Structural Formula Vector Image
Title: Succinonitrile
CAS Registry Number: 110-61-2
CAS Name: Butanedinitrile
Additional Names: ethylene dicyanide; succinic acid dinitrile; sym-dicyanoethane; ethylene cyanide
Trademarks: Dinile (Polichimica); Suxil (Edd?
Molecular Formula: C4H4N2
Molecular Weight: 80.09
Percent Composition: C 59.99%, H 5.03%, N 34.98%
Line Formula: NCCH2CH2CN
Literature References: Prepd from ethylene bromide and KCN in alcohol: Fauconnier, Bull. Soc. Chim. Fr. 50, 214 (1888).
Properties: Waxy isometric crystals. d445 1.023. mp 57.15°. d460 (liq) 0.9868. nD60 (liq) 1.41734. May be heated to 200° for 72 hrs without decompn. bp760 265-267°; bp60 185°; bp20 158-160°. Sol in acetone, chloroform, dioxane. Slightly sol in water, ethanol, benzene, ether, carbon disulfide.
Melting point: mp 57.15°
Boiling point: bp760 265-267°; bp60 185°; bp20 158-160°
Index of refraction: nD60 (liq) 1.41734
Density: d445 1.023; d460 (liq) 0.9868
CAUTION: Potential symptoms of overexposure are irritation of eyes, skin, respiratory system; headache, dizziness, weakness, giddiness, confusion, convulsions; blurred vision; dyspnea; abdominal pain, nausea, vomiting. See NIOSH Pocket Guide to Chemical Hazards (DHHS/NIOSH 97-140, 1997) p 288.

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