Title: Heptoxime
CAS Registry Number: 530-97-2
CAS Name: 1,2-Cycloheptanedione dioxime
Molecular Formula: C7H12N2O2
Molecular Weight: 156.18
Percent Composition: C 53.83%, H 7.74%, N 17.94%, O 20.49%
Literature References: Prepn from cycloheptanone: Vander et al., J. Org. Chem. 14, 836 (1949); Belcher et al., J. Chem. Soc. 1958, 2743. Review: Banks, Nicholas, USAEC ISC-737 (1956).
Properties: Crystals from benzene, mp 182°. pK1: 10.65 ± 0.2; pK2: 12.21 ±0.2.
Melting point: mp 182°
pKa: pK1: 10.65 ± 0.2; pK2: 12.21 ±0.2
Derivative Type: Monohydrate
Properties: Crystals from water, mp 179-180°.
Melting point: mp 179-180°
Use: As reagent in quantitative determination of nickel. |