Methyl isobutyl ketone peroxide (CAS 37206-20-5)
Methyl isobutyl ketone peroxide (CAS 37206-20-5) is an organic peroxide compound with molecular formula C12H26O4 and molecular weight 234.332. Also known as Methylisobutylketonperoxid, Methyl isobutyl ketone peroxide, 2-Pentanone, 4-methyl-, peroxide. It typically appears in crystalline powder form.
Methyl isobutyl ketone peroxide (CAS number: 37206-20-5) is an high-purity chemical raw material that maintains outstanding active initiation during high-temperature curing challenges due to its unique chemical structure. 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 11 products from 7 verified manufacturers.
CAS 37206-20-5 is also known as:
- Methylisobutylketonperoxid
- Methyl isobutyl ketone peroxide
- 2-Pentanone, 4-methyl-, peroxide
- Methyl isobutyl ketone reaction product with hydrogen peroxide 4-methyl-2-pentanon peroxide
- MIBKP
CAS Number
37206-20-5
Molecular Formula
C12H26O4
Molecular Weight
234.332
EINECS Number
253-396-4
MDL Number
MFCD00216790
BRN Number
6806554
Chemical Name
Methyl isobutyl ketone peroxide
Last Updated
8/7/2025
Aliases
Appearance
White to off-white solid
Appearance State
Crystalline solid. Insoluble in water.
Color
Colorless
Odor
Pungent odor
Form
Crystalline Powder
Melting Point
ca. -30
Boiling Point
ca. 90
Flash Point
ca. 35
Density
ca. 0.95
Vapor Density
无数据资料
Vapor Pressure
0.001 Pa @ 25°C
Refractive Index
1.465 (predicted)
LogP Value
1.88 (predicted)
Merck Index
Not Listed
Solubility
Soluble in organic solvents such as alcohols, ethers, ketones
Water Solubility
insoluble in water
Solubility Detail
Soluble in organic solvents such as alcohols, ethers, ketones.
Storage Conditions
Store at 2-8°C, away from heat, sparks, open flames. No smoking.
InChI Key
AQIRXGQDSUUKQA-UHFFFAOYSA-N
GHS Hazard Symbols
Hazard Class
Signal Word
Danger
Hazard Symbols
O
Risk Codes
R7, R20/22, R34, R37, R61
UN Number
UN 3105
IARC Classification
Not Classified
WGK Germany
2
RTECS Number
-
Auto-ignition Temperature
No Data Available
TSCA Listed
Not Listed
Packing Group
II
Customs Code
29280090
Occupational Exposure Band (OEB)
Not Specified
Occupational Exposure Limit (OEL)
Not Specified
Immediately Dangerous to Life or Health (IDLH)
Not Specified
Hazard Statements
H302Precautionary Statements
P210, P234, P235, P240, P280, P261, P272Safety Statements
S3/7, S14, S26, S36/37/39, S45, S53
7 verified suppliers offering 11 products for Methyl isobutyl ketone peroxide (CAS 37206-20-5). 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 |
|---|---|---|---|---|
| Pergan GmbH | PEROXAN MI-60 KPX + | 8.05% | Liquid | Imported |
| Lanzhou Auxiliary Agent Plant Co., Ltd. | LQ-MIBKP | - | In Production | |
| Arkema Changshu site | LUPEROX K2 | Liquid | Imported | |
| Nouryon Chemicals International B.V. | Trigonox HMa | Liquid | In Production | |
| United Initiators GmbH | NOROX PULCAT S | - | Imported | |
| Pergan GmbH | PEROXAN MI-60 KX | 8.85% | Liquid | Imported |
| Pergan GmbH | PEROXAN MI-60 KPX | 8.65% | Liquid | Imported |
| AKPA Kimya | AKPEROX MIKP | 45% | Liquid | In Production |
| AKPA Kimya | AKPEROX MIKP-S | 45% | Liquid | In Production |
| United Initiators GmbH | CUROX I-300 | Liquid | Imported | |
| United Initiator (Shanghai) Co., Ltd. | NOROX Pulcat AW | Liquid | In Production |
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