tert-Butyl peroxy-2-ethylhexanoate (CAS 3006-82-4)
tert-Butyl peroxy-2-ethylhexanoate (CAS 3006-82-4) is an organic peroxide compound with molecular formula C12H22O4 and molecular weight 230.3. Also known as 2-ethyl-hexaneperoxoic acid 1,1-dimethylethyl ester, TERT-BUTYL PEROXY-2-ETHYLHEXANOATE, Tert-Butylperoxy-2-Ethylhecanoate. It typically appears in liquid form.
tert-Butyl peroxy-2-ethylhexanoate (CAS number: 3006-82-4) 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 frequently used in the crosslinking curing of automotive parts and high-end sealing materials. 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 36 products from 14 verified manufacturers.
CAS 3006-82-4 is also known as:
- 2-ethyl-hexaneperoxoic acid 1,1-dimethylethyl ester
- TERT-BUTYL PEROXY-2-ETHYLHEXANOATE
- Tert-Butylperoxy-2-Ethylhecanoate
- tert-butyl 2-ethylperoxyhexanoate
- TERTIARY BUTYL PEROXY 2-ETHYL CAPROIC ACID ESTER
- tert-Butyl peroctoate
- tert-Butyl peroxyoctoate
- Hexaneperoxoic acid, 2-ethyl-, 1,1-dimethylethyl ester
- tert.-Butyl-2-ethylperoxyhexanoat
- butyl peroxy-2-ethylhexanoate
- Initiating agent OT
- T-BUTYLPEROXY-2-ETHYLHEXANOATE
- tert-Butyl 2-ethylhexaneperoxoate
- TBPO
- TBPEH
CAS Number
3006-82-4
Molecular Formula
C12H22O4
Molecular Weight
230.3
EINECS Number
221-110-7
MDL Number
MFCD00072690
BRN Number
1769641
Chemical Name
tert-Butyl peroxy-2-ethylhexanoate
Last Updated
7/18/2025
Aliases
Appearance
Colorless to pale yellow liquid
Appearance State
Liquid. Insoluble in water, soluble in ethanol, ether.
Color
Colorless to Light Yellow
Odor
Slight pungent odor
Form
Liquid
Melting Point
-30
Boiling Point
248.9 (predicted)
Flash Point
ca. 70
Density
0.891 @ 20 °C
Vapor Density
ca. 4.5 (air=1)
Vapor Pressure
2 Pa @ 20°C
Refractive Index
1.423 (20°C)
LogP Value
4.79 @ 20 °C
Merck Index
Not Listed
Solubility
46.3 mg/L at 20°C
Water Solubility
46.3 mg/L @ 20°C
Solubility Detail
Solubility in water is 46.3 mg/L (20°C).
Storage Conditions
Store in a cool, dry, well-ventilated place, avoid heat, ignition sources, and direct sunlight, away from reducing agents and flammables.
InChI Key
WYKYCHHWIJXDAO-UHFFFAOYSA-N
GHS Hazard Symbols
Hazard Class
Signal Word
Danger
Hazard Symbols
O
Risk Codes
R36/37/38, R43, R50/53
UN Number
UN 2143
IARC Classification
Not Classified
WGK Germany
2
RTECS Number
WT8575000
Auto-ignition Temperature
ca. 230
TSCA Listed
Listed (Active)
Packing Group
II
Customs Code
29096000
Occupational Exposure Band (OEB)
Not Specified
Occupational Exposure Limit (OEL)
TWA: 0.5 mg/m³ (manufacturer recommendation)
Immediately Dangerous to Life or Health (IDLH)
Not Specified
Hazard Statements
H360,H411,H317,H242,H400Precautionary Statements
P210,P220,P234,P280,P370+P378,P403+P235,P411,P420,P501,P261,P272,P280,P302+P352,P333+P313,P321,P363,P501,P273,P391,P501Safety Statements
S24, S36/37/39, S45, S61
14 verified suppliers offering 36 products for tert-Butyl peroxy-2-ethylhexanoate (CAS 3006-82-4). 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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