4-Ethoxyphenol
Synonym(s):Hydroquinone monoethyl ether
- CAS NO.：622-62-8
- Empirical Formula: C8H10O2
- Molecular Weight: 138.16
- MDL number: MFCD00002334
- EINECS: 210-748-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-12-18 14:07:02
What is 4-Ethoxyphenol?
Chemical properties
beige crystalline powder or chunks
Chemical properties
Hydroquinone monoethyl ether has a sweet herbaceous odor, which is reminiscent of anise and fennel
The Uses of 4-Ethoxyphenol
4-Ethoxyphenol has been used as substrate to evaluate kinetic constant for the monophenolase activity of mushroom tyrosinase.
The Uses of 4-Ethoxyphenol
Intermediates of Liquid Crystals
Definition
ChEBI: 4-Ethoxyphenol is a member of phenols and an aromatic ether.
Preparation
Hydroquinone monoethyl ether is produced by regulated (Mono)-ethylation of Hydroquinone with Diethylsulfate in weak aqueous alkaline solution.
Synthesis Reference(s)
Tetrahedron Letters, 35, p. 8727, 1994 DOI: 10.1016/S0040-4039(00)78482-6
General Description
4-Ethoxyphenol is the major dehalogenated product formed during H2O2-driven microperoxidase-8-catalyzed dehalogenation of 4-fluorophenol.
Safety Profile
Poison by intraperitoneal route. Experimentalreproductive effects. An irritant. When heated to decomposition it emits acrid smoke and irritating fumes.
Solubility in organics
Soluble in alcohol and oils. Fairly soluble in Propylene glycol.
Properties of 4-Ethoxyphenol
| Melting point: | 64-67 °C |
| Boiling point: | 131 °C (9 mmHg) |
| Density | 1.0742 (rough estimate) |
| refractive index | 1.5231 (estimate) |
| FEMA | 3695 | HYDROQUINONE MONOETHYL ETHER |
| Flash point: | 121°C/9mm |
| storage temp. | Inert atmosphere,Room Temperature |
| solubility | almost transparency in Methanol |
| pka | 10.44±0.13(Predicted) |
| form | Crystalline Powder or Chunks |
| color | Beige |
| Odor | at 10.00 % in dipropylene glycol. mild hawthorn phenolic plastic nutty |
| Water Solubility | slightly soluble |
| JECFA Number | 720 |
| BRN | 1907114 |
| CAS DataBase Reference | 622-62-8(CAS DataBase Reference) |
| NIST Chemistry Reference | 4-Ethoxyphenol(622-62-8) |
| EPA Substance Registry System | Phenol, 4-ethoxy- (622-62-8) |
Safety information for 4-Ethoxyphenol
| 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 4-Ethoxyphenol
| InChIKey | LKVFCSWBKOVHAH-UHFFFAOYSA-N |
4-Ethoxyphenol manufacturer
Syn Finechem Laboratories Pvt Ltd.
1Y
Phone:+91-9848230784
Whatsapp: +91 9848230784
product: 622-62-8 Hydroquinone monoethyl ether 98%
BASR Fine Chemicals Pvt. Ltd.
1Y
Phone:+91-9848230391
Whatsapp: +91-9848230391
product: Hydroquinone monoethyl ether 98%
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