3-Hydroxyphenylacetic acid
- CAS NO.：621-37-4
- Empirical Formula: C8H8O3
- Molecular Weight: 152.15
- MDL number: MFCD00004337
- EINECS: 210-684-4
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-21 16:49:52
What is 3-Hydroxyphenylacetic acid?
Chemical properties
White Powder
The Uses of 3-Hydroxyphenylacetic acid
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.]
Properties of 3-Hydroxyphenylacetic acid
| 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 |
| pka | 4.21±0.10(Predicted) |
| form | Crystalline Powder |
| color | White to beige-brown |
| PH | 2.5-2.7 (20g/l, H2O) |
| BRN | 2086506 |
| Stability: | Store in Freezer |
| CAS DataBase Reference | 621-37-4(CAS DataBase Reference) |
Safety information for 3-Hydroxyphenylacetic acid
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 3-Hydroxyphenylacetic acid
| InChIKey | FVMDYYGIDFPZAX-UHFFFAOYSA-N |
3-Hydroxyphenylacetic acid manufacturer
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ASM Organics
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product: 3-Hydroxyphenylacetic acid
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