n-Butyl Nitrite
Title: n-Butyl Nitrite
CAS Registry Number: 544-16-1
CAS Name: Nitrous acid butyl ester
Molecular Formula: C4H9NO2
Molecular Weight: 103.12
Percent Composition: C 46.59%, H 8.80%, N 13.58%, O 31.03%
Line Formula: CH3CH2CH2CH2ONO
Literature References: Prepd by the action of nitrous acid on butyl alcohol: Noyes, Org. Synth. coll. vol. II, 108 (1943); Miller, Audrieth, Inorg. Synth. 2, 139 (1946).
Properties: Oily liquid. Characteristic odor. Breathing of vapor causes headache and vasodilation. d40 0.9114. bp760 78.2° (some decompn). Miscible with alcohol, ether. Dec on storage. Polymerization products of butyraldehyde have been found in five-month-old samples.
Boiling point: bp760 78.2° (some decompn)
Density: d40 0.9114
CAUTION: Lowers blood pressure through vasodilation, causing headache, throbbing, weakness. Effects resemble those produced by amyl nitrate.
Use: In the manuf of rare earth azides.

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