| Title:  Allyl Cyanide CAS Registry Number:  109-75-1 CAS Name:  3-Butenenitrile Additional Names:  vinylacetonitrile;  b-butenonitrile Molecular Formula:  C4H5N Molecular Weight:  67.09 Percent Composition:  C 71.61%, H 7.51%, N 20.88% Line Formula:  CH2=CHCH2CN Literature References:  Found in some mustard oils.  Prepd by treating dry CuCN with allyl bromide:  Bruylants, Bull. Soc. Chim. Belg. 31, 175 (1922); Supniewski, Salzberg, Org. Synth. coll. vol. I, 46 (2nd ed., 1941).  Toxicity study:  H. F. Smyth et al., Am. Ind. Hyg. Assoc. J. 30, 470 (1969). Properties:  Liquid.  Agreeable onion-like odor.  Stable to heat.  d420 0.8341.  mp -87°.  bp760 119°; bp400 98°; bp200 78°; bp100 60.2°; bp60 48.8°; bp40 40.0°; bp20 26.6°; bp10 14.1°; bp5 2.9°; bp1.0 -19.6°.  nD20 1.4060.  Absorption spectrum in hexane, water and dil alkali:  Bruylants, Castille, op. cit. 34, 265; Chem. Zentralbl. 1926, I, 1962.  LD50 orally in rats:  0.115 g/kg (Smyth). Melting point:  mp -87° Boiling point:  bp760 119°; bp400 98°; bp200 78°; bp100 60.2°; bp60 48.8°; bp40 40.0°; bp20 26.6°; bp10 14.1°; bp5 2.9°; bp1.0 -19.6° Index of refraction:  nD20 1.4060 Density:  d420 0.8341 Toxicity data:  LD50 orally in rats:  0.115 g/kg (Smyth)  |