|  | |  |  | 3-Hydroxyphenylacetic acid Basic information | 
|  |  | 3-Hydroxyphenylacetic acid Chemical Properties | 
 | Melting point | 129-133 °C(lit.) |  | Boiling point | 234.6°C (rough estimate) |  | density | 1.2143 (rough estimate) |  | refractive index | 1.4945 (estimate) |  | storage temp. | Inert atmosphere,Room Temperature |  | solubility | 1000g/l |  | form | Crystalline Powder |  | pka | 4.21±0.10(Predicted) |  | color | White to beige-brown |  | PH | 2.5-2.7 (20g/l, H2O) |  | BRN | 2086506 |  | Stability: | Store in Freezer |  | InChIKey | FVMDYYGIDFPZAX-UHFFFAOYSA-N |  | CAS DataBase Reference | 621-37-4(CAS DataBase Reference) | 
| Hazard Codes | Xi |  | Risk Statements | 36/37/38 |  | Safety Statements | 26-36 |  | WGK Germany | 3 |  | HazardClass | IRRITANT |  | HS Code | 29182990 | 
|  |  | 3-Hydroxyphenylacetic acid Usage And Synthesis | 
 | Chemical Properties | White Powder |  | Uses | 3-Hydroxyphenylacetic Acid (cas# 621-37-4) is a compound useful in organic synthesis. |  | Definition | ChEBI: A monocarboxylic acid that is phenylacetic acid in which the hydrogen at position 3 on the benzene ring is replaced by a hydroxy group. |  | Synthesis Reference(s) | The Journal of Organic Chemistry, 21, p. 1149, 1956 DOI: 10.1021/jo01116a023 |  | Purification Methods | Crystallise the acid from *C6H6/ligroin or EtOAc/cyclohexane (m 131-132o). [Beilstein 10 H 189, 10 I 82, 10 II 112, 10 III 428, 10 IV 541.] | 
|  |  | 3-Hydroxyphenylacetic acid Preparation Products And Raw materials | 
 |