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C.I.Oxidation Base 15 1-Naphthalenol, 2-nitroso- EINECS 205-064-5
Physicochemical properties
Density: 1.3±0.1 g/cm3
Boiling point: 357.6±25.0 °C at 760 mmHg
Melting point: 150-155 °C (dec.)(lit.)
Molecular formula: C10H7NO2
Molecular weight: 173.168
Flash point: 170.1±23.2 °C
Exact quality: 173.047684
PSA: 49.66000
LogP: 2.42
Appearance traits: purple-yellow solid
Vapor pressure: 0.0±0.8 mmHg at 25°C
Refractive index: 1.630
Storage conditions: Store in a cool and dry place, sealed and preserved.
Stability: orange in organic solvents, orange-red in concentrated sulfuric acid. It forms yellow or orange-red water-insoluble complexes with Co3+, ZrO2+, Fe2+, etc.
Molecular Structure
5. Molecular properties data:
1. Molar refractive index: 48.28
2. Molar volume (cm3/mol): 135.7
3. Isotonic specific volume (90.2K): 361.9
4. Surface tension (dyne/cm): 50.5
5. Polarizability (10-24cm3): 19.14
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