PRODUCT Properties
| Melting point: | 148-151 °C(lit.) |
| Boiling point: | 234.6°C (rough estimate) |
| Density | 1.2143 (rough estimate) |
| vapor pressure | 0.007Pa at 25℃ |
| refractive index | 1.4945 (estimate) |
| storage temp. | Inert atmosphere,Room Temperature |
| solubility | 50g/l |
| pka | 4.50±0.10(Predicted) |
| form | Crystalline Powder |
| color | White to cream or light tan |
| PH | 2.0-2.4 (30g/l, H2O, 20℃) |
| Water Solubility | Soluble in dimethyl sulfoxide and methanol. Slightly soluble in water. |
| BRN | 1448766 |
| InChIKey | XQXPVVBIMDBYFF-UHFFFAOYSA-N |
| LogP | 0.75 at 25℃ |
| CAS DataBase Reference | 156-38-7(CAS DataBase Reference) |
| NIST Chemistry Reference | Benzeneacetic acid, 4-hydroxy-(156-38-7) |
| EPA Substance Registry System | Benzeneacetic acid, 4-hydroxy- (156-38-7) |
Description and Uses
It is used as a reagent in the acylation of phenols and amines. It is also used for fluorometric determination of oxidative enzymes.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P261-P305+P351+P338 |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36-24/25 |
| WGK Germany | 3 |
| RTECS | AI2680000 |
| Hazard Note | Irritant |
| TSCA | Yes |
| HS Code | 29182990 |
