4-Methoxy phenol 4-Methoxyphenol CAS: 150-76-5
Name: 4-Methoxy phenol
Synonyms: 4-Methoxyphenol
CAS: 150-76-5
MF: C7H8O2
ITEMS | SPECIFICATIONS | RESULT |
Appearance | White crystalline powder | White crystalline powder |
Identification | (1)Positive color reaction | Compiles |
(2)UV:A solution containing about 0.1 mg per 1 ml was made with 0.1 mol/L hydrochloric acid solution, which had the maximum absorption at 278 nm and the minimum absorption at 245 nm. | Complies | |
(3)IR: should be consistent with the reference spectrum | Complies | |
pH (1% water solution) | 5.2~6.5 | 5.8 |
Clarity and color of Ethanol solution | Should be clear and colorless | Complies |
Water | 3.5%~5.5% | 5.0% |
N,N-Dimethylaniline | ≤ 0.001% | <0.001% |
Phenolics | Complies with the standard | Complies |
Residue on Ignition | ≤ 0.1% | 0.07% |
Related Substances |
Impurity I≤0.5%;Impurity II≤0.5%; Impurity III≤0.5%;Impurity IV≤0.5% |
All not detected |
Content of 0.25% in Impurity I II III IV | Not available | |
Other single impurity ≤1% | 0.01% | |
Total impurities | 0.015% | |
Residual solvent | Methanol ≤0.3% | Not Detected |
Ethanol ≤ 0.5% | Not Detected | |
Acetone ≤ 0.5% | Not Detected | |
Isopropyl alcohol ≤ 0.5% | 0.006% | |
Toluene ≤ 0.089% | Not Detected | |
Conclusion | This product complies with ChP2020 Standard |
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