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2,2-Di(tert-butylperoxy)butane

CAS No.
2167-23-9
Chemical Name:
2,2-Di(tert-butylperoxy)butane
Synonyms
VP 1200;Perhexa 22;Trigonox D;Lupersol 220;Trigonox D-E50;Chaloxyd P 1293AL;Chaloxyd P 1200AL;2,2-Di-(t-butylperoxy) butane;2,2-Bis(t-butylperoxy) butane;2,2-Bis(tert-butyldioxy)butane
CBNumber:
CB4760599
Molecular Formula:
C12H26O4
Molecular Weight:
234.33
MDL Number:
MFCD00048243
MOL File:
2167-23-9.mol
MSDS File:
SDS
Last updated:2026-05-28 02:17:48

2,2-Di(tert-butylperoxy)butane Properties

Melting point ≥80 °C (SADT)
Boiling point 296.66°C (rough estimate)
Density 0.88 g/mL at 25 °C
vapor pressure 50Pa at 25℃
refractive index n20/D 1.445
Flash point 118 °F
storage temp. Refrigerator (+4°C) + Flammables area
form Solution
color Clear
Water Solubility immiscible
Henry's Law Constant 1.2×10-2 mol/(m3Pa) at 25℃, Zhang et al. (2010)
Stability Unstable. Solid material may explode if heated, struck or mixed with other chemicals. Do not grind! Incompatible with acids, bases, strong oxidizing agents, powdered metals, strong reducing agents.
LogP 5.4 at 30℃
FDA UNII V15K90HFTJ
NIST Chemistry Reference 2,2-Bis(tert-butylperoxy) butane(2167-23-9)
EPA Substance Registry System Peroxide, 1,1'-(1-methylpropylidene)bis[2-(1,1-dimethylethyl) (2167-23-9)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Flame (GHS02)
GHS02
Signal word  Danger
Hazard statements  H242-H413
Precautionary statements  P210-P234-P235-P240-P280-P273-P370+P378-P403-P410-P411-P420-P501
Hazard Codes  O,Xi
Risk Statements  8-41-7-36/38-10-37/38-65
Safety Statements  16-17-26-36/37/39-3/7-14A-14-45
RIDADR  UN 3103 5.2
WGK Germany  2
TSCA  TSCA listed
HazardClass  5.2
PackingGroup  II
HS Code  29096000
REACH Registrations Active

2,2-Di(tert-butylperoxy)butane price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
AHH MT-08270 2,2-Di(tert-butylperoxy)butane 97% 2500ml $345 2026-05-26 Buy
American Custom Chemicals Corporation CHM0007523 2,2-DI(TERT-BUTYLPEROXY)BUTANE 95.00% 2167-23-9 5MG $501.31 2021-12-16 Buy
Product number Packaging Price Buy
MT-08270 2500ml $345 Buy
CHM0007523 5MG $501.31 Buy

2,2-Di(tert-butylperoxy)butane Chemical Properties, Uses, Production

Uses

2,2-Bis(tert-butylperoxide)butane is commonly used as a free radical initiator in organic synthesis to catalyze polymerization reactions.

Chemical Properties

(usually handled as a solution in mineral oil)

Reactivity Profile

Peroxides, such as 2,2-Di(tert-butylperoxy)butane, 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.

Flammability and Explosibility

Not classified

2,2-Di(tert-butylperoxy)butane Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 55)
Supplier Tel Email Country ProdList Advantage
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
Thermo Fisher Scientific 800-810-5118 cnchemical@thermofisher.com China 17752 75
Hangzhou J&H Chemical Co., Ltd. 0571-87396432 sales@jhechem.com China 14905 59
Shandong Ono Chemical Co., Ltd. 0539-6362799 20) China 10007 58
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 sales@rrkchem.com China 57336 58
CD Chemical Group Limited +86-13651442114 info@codchem.com China 17253 58
Hefei TNJ Chemical Industry Co.,Ltd. +86-0551-65418671 +86-189 4982 3763 sales@tnjchem.com China 34526 58
Dayang Chem (Hangzhou) Co.,Ltd. +86-0571-88938639 17705817739 info@dycnchem.com China 52493 58
Baoji Guokang Healthchem co.,ltd +8615604608665 15604608665 dominicguo@gk-bio.com CHINA 9389 58
SIMAGCHEM CORP +86-5922680277 +86-13806087780 sale@simagchem.com China 17339 58

View Latest Price from 2,2-Di(tert-butylperoxy)butane manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2,2-Di(tert-butylperoxy)butane pictures 2020-03-06 2,2-Di(tert-butylperoxy)butane
2167-23-9
$1.00 1KG 99% 200kgs Career Henan Chemical Co
Chaloxyd P 1200AL Chaloxyd P 1293AL Peroxide, (1-methylpropylidene)bis(tert-butyl Peroxide, (1-methylpropylidene)bis[(1,1-dimethylethyl) 3,4,6,7-Tetraoxanonane, 5-ethyl-2,2,5,8,8-pentamethyl- Butane, 2,2-bis(tert-butyldioxy)- Butane, 2,2-bis(tert-butylperoxy)- 2,2-Di-(t-butylperoxy) butane Peroxide, sec-butylidenebis(tert-butyl Peroxide,(1-methylpropylidene)bis[(1,1-dimethylethyl) Trigonox D-E50 VP 1200 2,2-Bis(tert-butylperoxy)butane solution 2,2-Bis(t-butylperoxy) butane 2,2-BIS(TERT-BUTYLPEROXY)BUTANE, 50 WT. % SOLUTION IN MINERAL OIL 50%Solutioninaromaticfreemineralsprit 2,2-Di(tert-butylperoxy)butane, 50% solution in aromatic free mineral spirit Di-tert.-butyl-sec.-butylendiperoxid 2,2-di-(tert-butylperoxy)butane, <= 52% in solution Lupersol 220 Perhexa 22 2,2-Bis(tert-butyldioxy)butane Trigonox D DI-TERT-BUTYL SEC-BUTYLIDENE DIPEROXIDE 2,2-BIS(TERT-BUTYLPEROXY)BUTANE 2,2-DI(TERT-BUTYLPEROXY)BUTANE 2,2-Di-(tert-butyl peroxy)butane(in slution,not more than 52%) Peroxide, 1,1'-(1-methylpropylidene)bis[2-(1,1-dimethylethyl) 2167-23-9 C12H26O4 C2H5COOCCH332CH3 Free Radical Initiators Organic Peroxides Polymerization Initiators