4-Methoxyphenol , AR,99.0% , 150-76-5
Synonym(s):
MEHQ;4-Methoxyphenol;Hydroquinone monomethyl ether;HQMME;4-MP
CAS NO.：150-76-5
Empirical Formula: C7H8O2
Molecular Weight: 124.14
MDL number: MFCD00002332
EINECS: 205-769-8
| Pack Size | Price | Stock | Quantity |
| 50g | RMB31.20 | In Stock |
|
| 100G | RMB60.80 | In Stock |
|
| 250G | RMB127.20 | In Stock |
|
| 500G | RMB226.40 | In Stock |
|
| 2.5KG | RMB756.80 | In Stock |
|
| others | Enquire |
PRODUCT Properties
| Melting point: | 56 °C |
| Boiling point: | 243 °C(lit.) |
| Density | 1,55 g/cm3 |
| vapor density | 4.3 (vs air) |
| vapor pressure | <0.01 mm Hg ( 20 °C) |
| refractive index | 1.5286 (estimate) |
| Flash point: | >230 °F |
| storage temp. | Store below +30°C. |
| solubility | Soluble in acetone, ethyl acetate, ethanol, ether, benzene and carbon tetrachloride. |
| form | Liquid |
| pka | 10.21(at 25℃) |
| color | Clear colorless to pale yellow |
| PH | 5.1 (30g/l, H2O, 20℃) |
| Odor | at 1.00?%?in?dipropylene glycol. phenolic |
| Odor Threshold | 0.0027ppm |
| Water Solubility | 40 g/L (25 ºC) |
| BRN | 507924 |
| Exposure limits | ACGIH: TWA 5 mg/m3 NIOSH: TWA 5 mg/m3 |
| Stability: | Stable. Combustible. Incompatible with halogens, oxidizing agents. |
| InChIKey | NWVVVBRKAWDGAB-UHFFFAOYSA-N |
| LogP | 1.3 at 20℃ |
| CAS DataBase Reference | 150-76-5(CAS DataBase Reference) |
| NIST Chemistry Reference | Mequinol(150-76-5) |
| EPA Substance Registry System | p-Methoxyphenol (150-76-5) |
Description and Uses
4-Methoxyphenol is a colorless to white, waxy solid with an odor of caramel and phenol. A combustible solid. Molecular weight= 124.15;Boiling point=243℃; Freezing/Melting point=5253℃; Flash point=132℃. Hazard Identification (based on NFPA-704 M Rating System): Health 2, Flammability 1, Reactivity 0. Slightly soluble in water.
4-Methoxyphenol is an active ingredient and used in dermatology. It is employed as a pharmaceutical drug in skin depigmentation. It is used as polymerization inhibitors. For example, in the radical polymerization of acryaltes and styrene monomers. It is also used as an intermediate in the preparationagrochemicals, liquid crystals. It acts as a stabilizer for the formulation of inks, toners and adhesives. It is mainly used as an additive for textile and leather industries.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302-H317-H319-H412 |
| Precautionary statements | P261-P273-P280-P301+P312-P302+P352-P305+P351+P338 |
| Hazard Codes | Xn |
| Risk Statements | 22-36-43 |
| Safety Statements | 24/25-26-37/39-46 |
| OEB | B |
| OEL | TWA: 5 mg/m3 |
| WGK Germany | 1 |
| RTECS | SL7700000 |
| Autoignition Temperature | 789 °F |
| TSCA | Yes |
| HS Code | 29095090 |
| Hazardous Substances Data | 150-76-5(Hazardous Substances Data) |
| Toxicity | LD50 orally in Rabbit: 1600 mg/kg |
