Keywords

• Benzaldehyde, 3,4-dihydroxy-
• 1,2-dihydroxy-4-formylbenzene
• EINECS 205-377-7

Quick Details

• ProName: 3, 4-Dihydroxybenzaldehyde Pharmaceuti...
• CasNo: 139-85-5
• Molecular Formula: C7H6O3
• Appearance: slightly brown
• Application: An important pharmaceutical intermedia...
• DeliveryTime: 3-5days
• PackAge: Barreled
• Port: shanghai
• ProductionCapacity: 5000 Metric Ton/Year
• Purity: 99%
• Storage: Store below +30°C.
• Transportation: Store below +30°C.
• LimitNum: 1 Kilogram
• Related Substances: solid
• Residue on Ignition: no
• Heavy Metal: no
• Valid Period: 2 years
• Place of Origin: China

Superiority

Details

Density: 1.4±0.1 g/cm3
Boiling point: 295.4±20.0 °C at 760 mmHg
Melting point: 150-157 °C(lit.)
Molecular formula: C7H6O3
Molecular weight: 138.12
Flash point: 146.7±18.3 °C
Exact quality: 138.031693
PSA: 57.53000
LogP: 1.14
Appearance: brown powder
Vapor pressure: 0.0±0.6 mmHg at 25°C
Refractive index: 1.674
Storage conditions:
Store in nitrogen-filled, sealed, dry and closed light.
Stability:
1. It is found in the leaves of the black fern of the Lepidopteraceae plant, the leaves of the holly family plant Sijiqing, the labiatae plant Salvia miltiorrhiza and other plants.
2. Exist in flue-cured tobacco leaves, oriental tobacco leaves, mainstream smoke.
Water solubility 50 g/L (20 ºC)