4-Formylphenoxyacetic acid
- CAS NO.：22042-71-3
- Empirical Formula: C9H8O4
- Molecular Weight: 180.16
- MDL number: MFCD00016613
- EINECS: 244-749-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 00:55:38
What is 4-Formylphenoxyacetic acid?
Chemical properties
BEIGE CRYSTALLINE POWDER
The Uses of 4-Formylphenoxyacetic acid
4-Formylphenoxyacetic acid is used as an organic chemical synthesis intermediate.
General Description
4-Formylphenoxyacetic acid is a formylphenoxyaliphatic acid that reacts with dimedone to form 1,8-dioxo-octahydroxanthenes. It participates in the synthesis of 4-substituted benzaldehyde derivatives and 4-carboxypheoxyacetic acid.
Properties of 4-Formylphenoxyacetic acid
| Melting point: | 193-196 °C |
| Boiling point: | 272.96°C (rough estimate) |
| Density | 1.2933 (rough estimate) |
| refractive index | 1.4500 (estimate) |
| storage temp. | Inert atmosphere,2-8°C |
| solubility | Soluble in hot methanol within almost transparency. |
| pka | 3.04±0.10(Predicted) |
| form | Crystalline Powder |
| color | Beige |
| Sensitive | Air Sensitive |
| BRN | 779885 |
| CAS DataBase Reference | 22042-71-3(CAS DataBase Reference) |
| EPA Substance Registry System | Acetic acid, (4-formylphenoxy)- (22042-71-3) |
Safety information for 4-Formylphenoxyacetic acid
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral 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 4-Formylphenoxyacetic acid
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