tert-Butylperoxy 2-ethylhexyl carbonate (CAS 34443-12-4)
tert-Butylperoxy 2-ethylhexyl carbonate (CAS 34443-12-4) is an organic peroxide compound with molecular formula C13H26O4 and molecular weight 246.34. Also known as TERT-BUTYLPEROXY 2-ETHYLHEXYL CARBONATE, t-Butyl peroxy 2-ethylhexyl monocarbonate, tert-butyl (2-ethylhexyl) carbonoperoxoate. It typically appears in liquid form.
tert-Butylperoxy 2-ethylhexyl carbonate (CAS number: 34443-12-4) is an high-performance chemical raw material that ensures a uniform molecular weight distribution of the final polymer while providing an excellent free radical generation rate. It is particularly suitable for manufacturing wire and cable insulation and vulcanizing rubber products. Its exceptional chemical characteristics give it an important position in modern industrial formulations, providing enterprises with highly efficient product solutions.
Below you can find its complete physical and chemical properties, safety data, GHS hazard classifications, and a catalog of 19 products from 13 verified manufacturers.
CAS 34443-12-4 is also known as:
- TERT-BUTYLPEROXY 2-ETHYLHEXYL CARBONATE
- t-Butyl peroxy 2-ethylhexyl monocarbonate
- tert-butyl (2-ethylhexyl) carbonoperoxoate
- OO-tert-butyl O-(2-ethylhexyl) peroxycarbonate
- Ο,Ο-tert-Butyl Ο-(2-ethylhexyl)peroxy carbonate
- Carbonic acid (tert-butyloxy)2-ethylhexyl ester
- Carbonic acid tert-butyloxy(2-ethylhexyl) ester
- TBEC
CAS Number
34443-12-4
Molecular Formula
C13H26O4
Molecular Weight
246.34
EINECS Number
252-026-0
MDL Number
MFCD00133870
BRN Number
2230626
Chemical Name
tert-Butylperoxy 2-ethylhexyl carbonate
Last Updated
7/16/2025
Aliases
Appearance
Colorless to pale yellow liquid
Appearance State
Liquid. Insoluble in water, soluble in most organic solvents.
Color
Colorless to Light Yellow
Odor
Slight pungent odor
Form
Liquid
Melting Point
-50
Boiling Point
309.4 (predicted)
Flash Point
ca. 95
Density
0.927 @ 25 °C
Vapor Density
ca. 4.2 (air=1)
Vapor Pressure
1 Pa @ 25°C
Refractive Index
1.428 (20°C D lit.)
LogP Value
5.2 @ 25 °C
Merck Index
Not Listed
Solubility
5.39 mg/L at 20.3°C
Water Solubility
5.39 mg/L @ 20.3°C
Solubility Detail
Solubility in water is 5.39 mg/L (20.3°C), soluble in most organic solvents.
Storage Conditions
Store in refrigerator (ca. +4°C).
InChI Key
BRQMAAFGEXNUOL-UHFFFAOYSA-N
GHS Hazard Symbols
Hazard Class
Signal Word
Danger
Hazard Symbols
O
Risk Codes
R7, R8, R21, R38
UN Number
UN 3105
IARC Classification
Not Classified
WGK Germany
3
RTECS Number
-
Auto-ignition Temperature
ca. 180
TSCA Listed
Listed (Active)
Packing Group
II
Customs Code
29209090
Occupational Exposure Band (OEB)
Not Specified
Occupational Exposure Limit (OEL)
Not Specified
Immediately Dangerous to Life or Health (IDLH)
Not Specified
Hazard Statements
H242,H312,H315Precautionary Statements
P220,P280,P410,P412Safety Statements
S3/7, S14, S17, S36/37/39, S47
13 verified suppliers offering 19 products for tert-Butylperoxy 2-ethylhexyl carbonate (CAS 34443-12-4). Compare equivalent grades across brands (e.g., Trigonox vs Luperox) by assay, physical form, and availability from trusted manufacturers and distributors worldwide.
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