Phenolbenzein
4-[(4-hydroxyphenyl)-phenyl-methylidene]cyclohexa-2,5-dien-1-one
CAS: 569-60-8
Molecular Formula: C19H14O2
Phenolbenzein - Names and Identifiers
Phenolbenzein - Physico-chemical Properties
| Molecular Formula | C19H14O2 |
| Molar Mass | 274.31 |
| Density | 1.234±0.06 g/cm3(Predicted) |
| Melting Point | >250°C |
| Boling Point | 497.0±45.0 °C(Predicted) |
| Solubility | Solubility Insoluble in water; soluble in ethanol |
| Appearance | crystals |
| Color | Orange-red |
| pKa | 9.28(at 25℃) |
Phenolbenzein - References
| pH range of acid-base indicator discoloration | Yellow (6.0) to red (7.6) |
| Main application | Indicator |
Last Update：2024-04-09 19:05:25
