2,5-Dimethyl-2,5-di(tert-butylperoxy)hexane
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Product name |
2,5-Dimethyl-2,5-di(tert-butylperoxy)hexane |
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Trigonox 101;VAROX DBPH;VAROX DBPH-50;luperox;LUPEROX 101XL;Di-tert-butyl 1,1,4,4-tetramethyltetramethylene diperoxide;2,5-DIMETHYL-2,5-BIS(TERT-BUTYLPEROXY)HEXANE;2,5-DIMETHYL-2,5-DI(T-BUTYL-PEROXY)HEXANE |
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CAS number |
78-63-7 |
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Molecular formula |
C16H34O4 |
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Molecular weight |
290.44 |
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EINECS Number |
201-128-1 |
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Structural formula |
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Related categories |
oxidant, vulcanizing agent, polymerization initiator, curing agent, chemical raw materials. |
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Physicochemical property |
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Appearance |
oil liquid |
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Melting point |
6℃ |
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Boiling point |
55-57 C 7mmHg (lit.) |
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Density |
0.877 g/mL at 25 C (lit.) |
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Steam pressure |
0.002 Pa at 20℃ |
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Refraction index |
n20 / D 1.423 (lit.) |
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Flash point |
149 F |
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Storage conditions |
2-8℃ |
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Solubility |
chloroform (soluble), methanol (slightly soluble) |
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Form |
oily liquid. |
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Color |
colorless |
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Water solubility |
immiscible |
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Stability |
Unstable and may contain inhibitors. Incompatible with strong oxidants, acids, reducing agent, organic materials, metal powder. |
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LogP |
7.34 at 20℃ |
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CAS database |
78-63-7 (CAS Database Reference) |
Light yellow, oily liquid. The melting point is 8℃, relative density 0.8650, refractive rate 1.4185 (28℃). Flash point of 35-88℃. The decomposition temperature is 140-150℃ (medium speed). Insoluble in water. Have a special smell.
Used as a vulcanizing agent for silicone rubber, polyurethane rubber, ethylene propylene rubber and other rubbers; also used as a polyethylene crosslinker and unsaturated polyester agent. This product has no ditert-butyl peroxide easy to gasification and isoperoxide odor shortcomings. It is an effective high temperature vulcanizing agent for vinyl silicone rubber. The tensile strength and hardness of the products are high, and the tensile and compression deformation is relatively low. The product is toxic, flammable and explosive, is a dangerous goods.
Hazardous characteristics：
Mixed with reducing agent, sulfur, phosphorus, and other heating, impact and friction explosive, mixed with organic matter, reducing agent, flammable sulfur, phosphorus combustible, combustion to stimulate smoke.
Storage Conditions: Warehouse ventilated and dry; store separately from organic matter, raw, flammable and strong acid.
Fire extinguishing agent: sand, carbon dioxide.
