Title: Acetaldoxime
CAS Registry Number: 107-29-9
CAS Name: Acetaldehyde oxime
Additional Names: aldoxime; ethylidenehydroxylamine
Molecular Formula: C2H5NO
Molecular Weight: 59.07
Percent Composition: C 40.67%, H 8.53%, N 23.71%, O 27.09%
Line Formula: CH3CH=NOH
Literature References: Prepn: Dunstan, Dymond, J. Chem. Soc. 61, 470 (1892). Manuf: Donaruma, US 2763686 (1956 to du Pont).
Properties: Two crystalline modifications, mp 12° (b-form), mp 46.5° (a-form). d 0.966. bp 114.5°. nD20 1.415. Dec by aq HCl into acetaldehyde and hydroxylamine. Very sol in water, alcohol, ether.
Melting point: mp 12° (b-form); mp 46.5° (a-form)
Boiling point: bp 114.5°
Index of refraction: nD20 1.415
Density: d 0.966

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