Chinese Alias: the original two tea aldehyde, formaldehyde catechol, protocatechuic aldehyde, 3-4- dihydroxybenzaldehyde
English name : protocatechuic aldehyde 34-Dihydroxybenzaldehyde
Content : 99.9%
Molecular formula : C7H6O3
Molecular Weight: 138.1207
1. Appearance : white crystalline powder
2. Loss on drying (%): ≤0.5
3. Clarity : Clarification
Density : 1.409g / cm3 Melting point : 152-157 ℃ Boiling point : 295.4 ° C at 760 mmHg Flash point : 146.7 ° C Water-soluble : 50 g / L (20 ℃) Properties: light yellow crystal, mp / 152 ~ 154 ℃ ( when melted with decomposition), dissolved in water, it can also be dissolved in ethanol, chloroform and other organic solvents.
Properties: pale yellow crystals, mp / 152 ~ 154 ℃ ( when melted with decomposition), was dissolved in water, can also be soluble in alcohol, chloroform and other organic solvents .
Uses: chemical intermediates, pharmaceutical intermediates
Packing: 25 kg / drum
Price: 1300 yuan / kg