| CAS No.: | 70356-09-1 |
|---|---|
| Formula: | C20h22o3 |
| EINECS: | 274-581-6 |
| Appearance: | Powder |
| Usage: | UV-Absorber |
| Color: | White |
| Customization: |
|---|
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Audited Supplier UV absorber CAS 70356-09-1 Avobenzone with 98% purity
| Avobenzone Basic information | |
| Product Name: | Avobenzone |
| CAS: | 70356-09-1 |
| MF: | C20H22O3 |
| MW: | 310.39 |
| EINECS: | 274-581-6 |
| Mol File: | 70356-09-1.mol |
| Avobenzone Chemical Properties | |
| Melting point | 81-84 °C |
| Boiling point | 463.6±35.0 °C(Predicted) |
| density | 1.079 |
| form | neat |
| pka | 9.74±0.13(Predicted) |
| λmax | 356nm(EtOH)(lit.) |
| Merck | 14,888 |
| InChIKey | GTIRDWBOUTYFQO-UHFFFAOYSA-N |
| CAS DataBase Reference | 70356-09-1(CAS DataBase Reference) |
| EPA Substance Registry System | 1,3-Propanedione, 1-[4-(1,1-dimethylethyl)phenyl]-3-(4-methoxyphenyl)- (70356-09-1) |
| Items | Specifications | Results |
| Appearance | White or pale yellow crystalline powder | Conform |
| Identification | A:Infrared Absorption 197K | Conform |
| B:Ultraviolet Absorption 197U Absorptivities at 360nm do not differ by more | Conform | |
| Loss on drying | ≤0.5% | 0.09% |
| Assay (GC) | 95.0%-105.0% | 98.70% |
| Impurity (GC) | Individual impurity :≤3.0% | 1.50% |
| Total impurity:≤4.5% | 1.90% | |
| Conclusion | Comply with the specifications | |
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