The name is 1,1,3-tris(2-methyl-4-hydroxy-5-tert-butylphenyl)butane. White to off-white crystalline powder. An excellent phenolic antioxidant. Unscented. Odorless. Low toxicity. Melting point 185~188 °C. It is non-polluting and has good heat resistance stability. Used in polypropylene, ABS resin, polyethylene, polyvinyl chloride, etc. It is obtained by reacting m-cresol with isobutylene to form 6-tert-butyl m-cresol and then condensing with crotonaldehyde.
Chemical name: 1,1,3-tris(2-methyl-4-hydroxy-5-tert-butylphenyl) Butane
Product Name:Antioxidant CA / Supporting Nobel
English name:1,1,3-Tris(2-methyl-4-hydroxy-5-tert-butylphenyl)butane< /p>
English synonyms:tpnc;henol);gsy930;OS 930;markao30;topanolca;Seenox 336;ACETOSTAB CA;Mixxim AO 30; Lowinox CA 22
CAS NO: 1843-03-4
The benzene ring C atoms form a σ bond with the sp2 hybrid orbital.
The other C and O atoms in the molecule form a σ bond with the sp3 hybrid orbital.
[relative molecular weight or atomic weight]544.82
[melting point (°C)] 185~188
Flash point: 225F
White crystalline powder, tasteless and odorless.
Melting point 185-190 ° C. Solubility in 100g solvent (25°C, g): acetone 96, ethanol 70, ether 63, ethyl acetate 61, methanol 16, benzene 8.5, toluene 3, carbon tetrachloride 0.3, water 0.03, petroleum ether (60- 80 ° C) 0.15.
Used in polypropylene, ABS resin, polyethylene, polyvinyl chloride, etc.
It is non-polluting, has good heat stability and low toxicity.
[Quality Index] Appearance White Powder
Heating reduction ≤ 3.0%
Chromaticity (platinum-cobalt color number)≤100
Melting point & ge; 180 ° C
Ash ≤ 0.05%
Iron content ≤20*10-6
WGK Germany: 1
RTECS NO: SM1157000
Excellent phenolic antioxidants. It can be used as a stabilizer in resins such as polypropylene, polyethylene, polyvinyl chloride, ABS, polyoxymethylene and light-colored rubber products. In combination with the antioxidant DLTP, a synergistic effect can be produced.