2,5-Di(tert-butylperoxy)-2,5-dimethyl-3-hexyne

2,5-Di(tert-butylperoxy)-2,5-dimethyl-3-hexyne Structure
CAS No.
1068-27-5
Chemical Name:
2,5-Di(tert-butylperoxy)-2,5-dimethyl-3-hexyne
Synonyms
VAROX 130;Luperox 130;Luperox-130;VAROX 130-XL;Trigonox 145;Lupersol 130;Perhexyne 25B;Cab-O-Cure 2P;Luperco 130XL;2,5-DIME-2,5-DI(T-BUTYLPEROXY)-3-HEXYNE,
CBNumber:
CB9346307
Molecular Formula:
C16H30O4
Molecular Weight:
286.41
MOL File:
1068-27-5.mol
MSDS File:
SDS
Modify Date:
2023/5/15 10:43:44

2,5-Di(tert-butylperoxy)-2,5-dimethyl-3-hexyne Properties

Melting point 88 °C (SADT)(lit.)
Boiling point 348.77°C (rough estimate)
Density 1.26 g/mL at 25 °C(lit.)
vapor pressure 0.011Pa at 20℃
refractive index 1.4340 (estimate)
Flash point 188 °F
storage temp. 2-8°C
form Solid
color White to Off-White
Water Solubility 2.2mg/L at 20℃
LogP 6.71 at 25℃
CAS DataBase Reference 1068-27-5(CAS DataBase Reference)
EPA Substance Registry System Peroxide, 1,1'-(1,1,4,4-tetramethyl-2-butyne-1,4-diyl)bis[2-(1,1-dimethylethyl) (1068-27-5)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS02,GHS07
Signal word  Danger
Hazard statements  H242-H315-H319
Precautionary statements  P210-P235-P280-P302+P352-P370+P378-P410
Hazard Codes  O,Xi,Xn,F,E
Risk Statements  8-38-36/37/38-7-41-37/38-20-11-36/38-2
Safety Statements  7-17-36/37/39-36-26-3/7-14-47-35
RIDADR  UN 3106 5.2
WGK Germany  3
RTECS  MQ9750000
HazardClass  5.2
PackingGroup  II
HS Code  29096000

2,5-Di(tert-butylperoxy)-2,5-dimethyl-3-hexyne Chemical Properties,Uses,Production

Chemical Properties

This peroxide is a yellow liquid used in the cross-linking of various polyolefins. Its half-life in benzene is 10 h at 267°F (130°C) .

Uses

Free radical polymerization initiator.

General Description

2,5-Di(tert-butylperoxy)-2,5-dimethyl-3-hexyne is particularly sensitive to temperature rises and contamination. Above a given "Control Temperature" they decompose violently. 2,5-Di(tert-butylperoxy)-2,5-dimethyl-3-hexyne is generally stored or transported as a mixture, with an inert solid.

Reactivity Profile

Peroxides, such as 2,5-BIS(TERT-BUTYLPEROXY)-2,5-DIMETHYL-3-HEXYNE, are good oxidizing agents. Organic compounds can ignite on contact with concentrated peroxides. Strongly reduced material such as sulfides, nitrides, and hydrides may react explosively with peroxides. There are few chemical classes that do not at least produce heat when mixed with peroxides. Many produce explosions or generate gases (toxic and nontoxic). Generally, dilute solutions of peroxides (<70%) are safe, but the presence of a catalyst (often a transition metal such as cobalt, iron, manganese, nickel, or vanadium) as an impurity may even then cause rapid decomposition, a buildup of heat, and even an explosion. Solutions of peroxides often become explosive when evaporated to dryness or near-dryness. Danger of explosion when dry. May explode from heat, shock, friction or contamination. May ignite combustibles (wood, paper, oil, clothing, etc.). May be ignited by heat, sparks or flames.

2,5-Di(tert-butylperoxy)-2,5-dimethyl-3-hexyne Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 72)Suppliers
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2,5-dimethyl-2,5-di(butylperoxy)hexyne-3 Peroxide,(1,1,4,4-tetramethyl-2-butyne-1,4-diyl)bis[(1,1-dimethylethyl) VAROX 130 VAROX 130-XL 2,5-BIS(TERT-BUTYLPEROXY)-2,5-DIMETHYL-3-HEXYNE 2,5-DIMETHYL-2,5-DI(TERT-BUTYLPEROXY)-HEXYNE-3 2,5-DIMETHYL-2,5-BIS(T-BUTYLPEROXY)-HEXYNE-3 2,5-DIMETHYL-2,5-DI(T-BUTYLPEROXY)-3-HEXYNE 2,5-DIMETHYL-2,5-DI(TERT-BUTYLPEROXY)-3-HEXYNE 2,5-Di(tert-butylperoxy)-2,5-dimethyl-3-hexyne 2,5-DIME-2,5-DI(T-BUTYLPEROXY)-3-HEXYNE, 2 5-DI(TERT-BUTYLPEROXY)-2 5-DIMETHYL-3& 2,5-BIS-TERT-BUTYLPEROXY-2,5-DIMETHYL-HEX-3-YNE 2,5-Dimethyl-2,5-bis-(tert-butylperoxy)-3-hexyne 2,5-di(tert-butylperoxy)-2,5-dimethyl-3-hexyne blend 2,5-dimethyl-2,5-di(tert-butylperoxy)-3-hexyne blend 2,5-dimethyl-2,5-di(tertiary-butylperoxy)-hexyne-3 ,5-bis(tert-butylperoxy)-2,5-dimethyl-3-hexyne Di-tert-butyl 1,1,4,4-tetramethylbut-2-yn-1,4-ylene diperoxide 2,5-dimethyl-2,5-di-(tert-butylperoxy)hexyne-3, pure 2,5-Bis(tert-butylperoxy)-2,5-dimethylhexyne Perhexyne 25B Trigonox 145 Cab-O-Cure 2P Luperco 130XL Luperox 130 Luperox-130 Lupersol 130 2,5-Dimethyl-2,5-di (t-butylperoxyl)-hexyne-3 2,5-dimethyl-2,5-di(t-butylperoxy)-3-hexyn 2,5-dimethyl-2,5-di(t-butylperoxy)hexyne-3 2,5-dimethyl-2,5-di-(tert-butylperoxy)hexyne-3,withnotmorethan52%peroxideininertsolid 2,5-dimethyl-2,5-di(tertiary-butylperoxy)-hexyne-3(45%active) 2,5-dimethyl-2,5-di-(tert-butylperoxy)-3-hexyne (more than 52% but not more than 86%,and diluent type A not less than 14%) 2,5-dimethyl-2,5-di-(tert-butylperoxy)-3-hexyne (more than 86%) 2,5-dimethyl-2,5-di-(tert-butylperoxy)-3-hexyne (not more than 52%,and inert solid not less than 48%) Peroxide, 1,1'-(1,1,4,4-tetramethyl-2-butyne-1,4-d iyl)bis[2-(1,1-dimethylethyl) 2,5-Bis(tert-butylperoxy)-2,5-dimethyl-3-hexyne (technical grade, stabilized with 40-60% CaCO3) 2,5-Bis(tert-butyl peroxy)-2,5-dimethylhexyne-3 TIANFUCHEM--1068-27-5--High purity 2,5-Di(tert-butylperoxy)-2,5-dimethyl-3-hexynein stock 1068-27-5 CH33COOCCH32CCCH32OOCCH33 Organics