Mainly used as rubber antioxidant, antioxidant, its antioxidant effect is equivalent to 264, can be used as natural rubber and a variety of synthetic rubber such as BR, SBR antioxidant, can also be used in latex, polyolefin plastics. It is also the main raw material for the preparation of phosphite ester antioxidants 633 and 641.
Product Name
2,4,6-Tri-Tert-Butylphenol
Multiple Names
2,4,6-tri-tert-butylphenol
2,4,6-tritert-butylphenol
2,4,6-Tri-tert-butylbenzolol
2,4,6-TRI(TERT-BUTYL)PHENOL
Phenol, 2,4,6-tris(1,1-dimethylethyl)
CAS No. 732-26-3
EC No. 211-989-5
MF No. C18H30O
MW No. 262.43
Assay Item | Standard |
Form | Crystalline |
Color | Yellow |
Acidity Coefficient (pKa) | 0.0±0.6 mmHg at 25°C |
Melting Point | 278 °C |
Refractive Index | 1.490 |
Flash Point | 130,00 °C - closed cup |
Log P | 7.1 at 35°C |
Used as natural rubber antioxidant and low efficiency stabilizer for synthetic rubber.
The main raw material for the preparation of phosphite ester antioxidants 633 and 641.
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