Product Description of Antioxidant 1330 (CAS#1709-70-2)
Antioxidant 1330 (CAS No. 1709-70-2) is a hindered phenolic compound that appears as a white crystalline powder with a melting point above 244°C. It is insoluble in water. At 18°C, its solubility in various solvents is as follows: 20 g/100 g in benzene, 31.9 g/100 g in methylene chloride, 1.7 g/100 g in methylcyclohexane, 0.2 g/100 g in methanol, and 0.1 g/100 g in isopropyl alcohol.
This product offers excellent high-temperature processing stability and outstanding heat resistance. It is non-discoloring, non-polluting, and has low toxicity, making it suitable for a wide range of industrial applications.
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Antioxidant 1330 Chemical Properties
| Melting point | 248-250 °C(lit.) |
| Boiling point | 739.54°C (rough estimate) |
| density | 0.8883 (rough estimate) |
| refractive index | 1.5800 (estimate) |
| Fp | 321℃ |
| storage temp. | 2-8°C |
| solubility | Chloroform (Slightly), Methanol (Very Slightly, Heated, Sonicated) |
| pka | 11.91±0.40(Predicted) |
| color | White to Off-White |
| Water Solubility | 8.09μg/L at 20℃ |
| InChIKey | VSAWBBYYMBQKIK-UHFFFAOYSA-N |
| LogP | 17.17 |
| CAS DataBase Reference | 1709-70-2(CAS DataBase Reference) |
| EPA Substance Registry System | 1,3,5-Trimethyl-2,4,6-tris(3,5-di-tert-butyl-4-hydroxybenzyl)benzene (1709-70-2) |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36 |
| WGK Germany | 1 |
| RTECS | DC3750000 |
| HS Code | 2907299000 |
| Toxicity | LD50 oral in rat: 1500mg/kg |
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Product Application of Antioxidant 1330 (CAS#1709-70-2)
Antioxidant 1330 is a high-molecular-weight hindered phenolic antioxidant designed for use in a broad range of materials, including thermoplastic polyesters, polyamides, styrenic resins, polyolefins, PET, PBT, as well as elastomers such as polyurethane and natural rubber. It demonstrates excellent compatibility with resins and provides strong resistance to corrosion and extraction, along with low volatility, high antioxidant performance, and good electrical insulation properties.
This antioxidant is especially well-suited for polyolefin products processed under high temperatures, such as PP and PE pipes, injection-molded parts, wires and cables, and similar applications.
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