Equivalent Sibling CAS Numbers Notice
This substance (Main CAS 3457-61-2) has equivalent sibling CAS numbers, isomers, or monomer-oligomer mixtures:30580-75-7(tert-Butyl cumyl peroxide). For your sourcing and technical convenience, the platform has automatically merged and aggregated all verified suppliers and products from these sibling CAS numbers below.
tert-Butyl cumyl peroxide (CAS 3457-61-2)
tert-Butyl cumyl peroxide (CAS 3457-61-2) is an organic peroxide compound with molecular formula C13H20O2 and molecular weight 208.3. Also known as TBCP, BCP, tert-Butyl cumyl peroxide. It typically appears in liquid form.
tert-Butyl cumyl peroxide (CAS number: 3457-61-2) is an high-performance chemical raw material that is adopted by leading global material manufacturers for the modification of high-performance plastics and specialty rubbers. It is commonly used to produce high-transmittance acrylic resins and medical-grade polymers. 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 9 products from 6 verified manufacturers.
CAS 3457-61-2 is also known as:
- TBCP
- BCP
- tert-Butyl cumyl peroxide
- tert-Butyl α,α-dimethylbenzyl peroxide
- 1,1-Dimethylethyl 1-methyl-1-phenylethyl peroxide
CAS Number
3457-61-2
Molecular Formula
C13H20O2
Molecular Weight
208.3
EINECS Number
222-386-8
MDL Number
MFCD00072691
BRN Number
1770284
Chemical Name
tert-Butyl cumyl peroxide
Last Updated
7/8/2025
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
5-8
Boiling Point
287.5 (predicted)
Flash Point
ca. 110
Density
0.94
Vapor Density
ca. 4.5 (air=1)
Vapor Pressure
14 Pa @ 40°C
Refractive Index
1.419-1.423
LogP Value
4.4 @ 25 °C
Merck Index
Not Listed
Solubility
10.66 mg/L at 20°C
Water Solubility
10.66 mg/L @ 20°C
Solubility Detail
Solubility in water is 10.66 mg/L (20°C).
Storage Conditions
Store indoors, away from heat and ignition sources.
InChI Key
VNHGZROWRBVLKZ-UHFFFAOYSA-N
GHS Hazard Symbols
Hazard Class
Signal Word
Warning
Hazard Symbols
O
Risk Codes
R7, R38, R51/53
UN Number
UN 3105
IARC Classification
Not Classified
WGK Germany
2
RTECS Number
-
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)
Not Specified
Immediately Dangerous to Life or Health (IDLH)
Not Specified
Hazard Statements
H242,H315,H411Precautionary Statements
P210,P220,P234,P280,P370+P378,P403+P235,P411,P420,P501,P264,P280,P302+P352,P321,P332+P313,P362Safety Statements
S3/7, S14, S36/37/39, S61
6 verified suppliers offering 9 products for tert-Butyl cumyl peroxide (CAS 3457-61-2). Compare equivalent grades across brands (e.g., Trigonox vs Luperox) by assay, physical form, and availability from trusted manufacturers and distributors worldwide.
| Company Name | Product Model | Assay | Physical Form | Status |
|---|---|---|---|---|
| NOF CORPORATION | PERBUTYL C | 90% | Liquid | In Production |
| Nouryon Chemicals International B.V. | Trigonox T | Liquid | Imported | |
| Anhui Changhe New Material Co., Ltd. | Bluerox BX 73 | Liquid | In Development | |
| Pergan GmbH | PEROXAN BU | 94% | Liquid | Imported |
| Pergan GmbH | PEROXAN BU M2 | 6.30% | Liquid | Imported |
| Nouryon Chemicals International B.V. | Trigonox 77C | Liquid | Imported | |
| Lanzhou Auxiliary Agent Plant Co., Ltd. | LQ-TBCP | - | In Production | |
| Arkema Changshu site | LUPEROX 801 | 95% | Liquid | Imported |
| Arkema Changshu site | LUPEROX D-16 | Liquid | Imported |
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