Diisobutyryl peroxide (CAS 3437-84-1)
Diisobutyryl peroxide (CAS 3437-84-1) is an organic peroxide compound with molecular formula C8H14O4 and molecular weight 174.194. Also known as Isobutyryl peroxide, bisisobutyryl peroxide, Diisobutyroyl peroxide. It typically appears in liquid form.
Diisobutyryl peroxide (CAS number: 3437-84-1) is an specialty chemical raw material that is renowned for its excellent thermal stability and low volatility, performing exceptionally well in complex chemical syntheses. 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 6 products from 4 verified manufacturers.
CAS 3437-84-1 is also known as:
- Isobutyryl peroxide
- bisisobutyryl peroxide
- Diisobutyroyl peroxide
- Bis(2-methyl-1-oxopropyl)peroxide
- Bis(2-methyl-1-oxopropyl) peroxide
- Peroxide,bis(2-methyl-1-oxopropyl)
- Peroxide, bis(2-methyl-1-oxopropyl)
- 2-methylpropanoyl 2-methylpropaneperoxoate
- diisobutyryl peroxide
- DIPB
CAS Number
3437-84-1
Molecular Formula
C8H14O4
Molecular Weight
174.194
EINECS Number
222-333-3
MDL Number
MFCD00084802
BRN Number
1769632
Chemical Name
Diisobutyryl peroxide
Last Updated
6/12/2024
Aliases
Appearance
Colorless to pale yellow liquid with a slight odor
Appearance State
Liquid. Insoluble in water.
Color
Light Yellow
Odor
Slight pungent odor
Form
Liquid
Melting Point
-10 (est.)
Boiling Point
225.2 (predicted)
Flash Point
ca. 65
Density
1.082 (predicted)
Vapor Density
ca. 3.0 (air=1)
Vapor Pressure
1.2-2.41 hPa @ 20-25°C
Refractive Index
1.4220 (est.)
LogP Value
0.94-2.6 @ 20-25 °C
Merck Index
Not Listed
Solubility
49.1 g/L at 25°C
Water Solubility
49.1 g/L @ 25°C
Solubility Detail
Solubility in water is 49.1 g/L (25°C).
Storage Conditions
Store in a cool, dry, well-ventilated place, avoid direct sunlight and ignition sources, keep container sealed.
InChI Key
RPBWMJBZQXCSFW-UHFFFAOYSA-N
GHS Hazard Symbols
Hazard Class
Signal Word
Danger
Hazard Symbols
O
Risk Codes
R7, R10, R36/37/38
UN Number
UN 3115
IARC Classification
Not Classified
WGK Germany
2
RTECS Number
-
Auto-ignition Temperature
ca. 150
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
H241,H304,H317,H314Precautionary Statements
P210,P220,P234,P280,P370+P378,P370+P380+P375,P403+P235,P411,P420,P501,P260,P264,P280,P301+P330+P331,P303+P361+P353,P363,P304+P340,P310,P321,P305+P351+P338,P405,P501,P261,P272,P280,P302+P352,P333+P313,P321,P363,P501Safety Statements
S3/7, S14, S16, S26, S36/37/39
4 verified suppliers offering 6 products for Diisobutyryl peroxide (CAS 3437-84-1). 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 |
|---|---|---|---|---|
| Anhui Changhe New Material Co., Ltd. | Bluerox BX 59 | Liquid | In Development | |
| NOF CORPORATION | PEROYL IB | 25% | Liquid | In Production |
| Nouryon Chemicals International B.V. | Trigonox 187-WP35 | 35% | Emulsion | Imported |
| Nouryon Chemicals International B.V. | Trigonox 187-W26 | 26% | - | Imported |
| Nouryon Chemicals International B.V. | Trigonox 187-W40 | 40% | Emulsion | Imported |
| Lanzhou Auxiliary Agent Plant Co., Ltd. | LQ-DIPB | - | In Production |
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