Antioxidant 1330 CAS#1709-70-2

High Thermal Stability – Hindered phenol antioxidant 330 maintains stable processability even at elevated temperatures, ensuring reliable performance in heat-intensive applications.
Excellent Heat Resistance – Provides strong resistance to thermal degradation, suitable for long-term use in high-temperature processes.
Environmentally Friendly and Safe – Exhibits low toxicity, causes no pollution, and does not cause discoloration, making it safer for industrial use.
Good Solvent Compatibility – While insoluble in water, it dissolves well in solvents such as benzene and methylene chloride, allowing versatility in formulation.

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Product Details

Product Description of Antioxidant 1330 (CAS#1709-70-2)

Antioxidant 1330, a hindered phenol compound, appears as a white crystalline powder with a melting point above 244°C. It is insoluble in water, with solubility at 18°C in various solvents as follows: benzene 20 g/100 g, methylene chloride 31.9 g/100 g, methylcyclohexane 1.7 g/100 g, methanol 0.2 g/100 g, and isopropyl alcohol 0.1 g/100 g.

This antioxidant offers stable processability at high temperatures, excellent heat resistance, no discoloration, is environmentally friendly, and exhibits low toxicity, making it suitable for a wide range of industrial applications.

Antioxidant 1330 CAS#1709-70-2

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)

Safety Information

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

Antioxidant 1330 CAS#1709-70-2

Product Application of Antioxidant 1330 (CAS#1709-70-2)

Antioxidant 1330 is a high molecular weight hindered phenolic antioxidant, suitable for use with thermoplastic polyesters, polyamides, styrene resins, polyolefins, PET, PBT, and elastomeric materials such as polyurethane and natural rubber. It is fully compatible with resins and offers excellent corrosion resistance, extraction resistance, low volatility, high antioxidant efficiency, and good electrical insulation.

This antioxidant is particularly ideal for high-temperature processed polyolefin products, including PP and PE pipes, injection-molded components, wires, cables, and other related applications.

Antioxidant 1330 CAS#1709-70-2