3-(4-Hydroxyphenyl)propionic acid
Synonym(s):3-(p-Hydroxyphenyl)propionic acid;Phloretic acid
- CAS NO.：501-97-3
- Empirical Formula: C9H10O3
- Molecular Weight: 166.17
- MDL number: MFCD00002778
- EINECS: 207-931-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-03-06 19:22:19
What is 3-(4-Hydroxyphenyl)propionic acid?
Chemical properties
Pale-Yellow Crystals
The Uses of 3-(4-Hydroxyphenyl)propionic acid
3-(4-Hydroxyphenyl)propionic acid is uses as pharmaceutical intermediates,it is also used as a sensitive fluorogenic substrate for oxidases such as horseradish peroxidase.
The Uses of 3-(4-Hydroxyphenyl)propionic acid
Antioxidant
What are the applications of Application
3-(4-Hydroxyphenyl)propionic Acid is a potential antioxidant
Definition
ChEBI: A hydroxy monocarboxylic acid consisting of propionic acid having a 4-hydroxyphenyl group at the 3-position.
Purification Methods
3-p-Hydroxyphenylpropionic acid (phloretic acid) [501-97-3] M 166.2, m 129-130o, 131 -1 3 3o, pKEst(1)~4.7, pKEst(2)~10.1. Crystallise phloretic acid from ether or H2O. [Beilstein 10 IV 631.]
Properties of 3-(4-Hydroxyphenyl)propionic acid
| Melting point: | 129-131 °C(lit.) |
| Boiling point: | 254.38°C (rough estimate) |
| Density | 1.1708 (rough estimate) |
| refractive index | 1.5286 (estimate) |
| storage temp. | Inert atmosphere,Room Temperature |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| pka | 4.74±0.10(Predicted) |
| form | Powder or Granules |
| color | Off-white to beige |
| Water Solubility | slightly soluble |
| BRN | 2209841 |
| CAS DataBase Reference | 501-97-3(CAS DataBase Reference) |
| NIST Chemistry Reference | 4-Hydroxyphenylpropionic acid(501-97-3) |
| EPA Substance Registry System | Benzenepropanoic acid, 4-hydroxy- (501-97-3) |
Safety information for 3-(4-Hydroxyphenyl)propionic 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. P280:Wear protective gloves/protective clothing/eye protection/face protection. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for 3-(4-Hydroxyphenyl)propionic acid
| InChIKey | NMHMNPHRMNGLLB-UHFFFAOYSA-N |
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