Tert-Amyl peroxybenzoate (CAS 4511-39-1)
Tert-Amyl peroxybenzoate (CAS 4511-39-1) is an organic peroxide compound with molecular formula C12H16O3 and molecular weight 208.25. Also known as Luperox? TAP, Luperox(R) TAP, amylperbenzoate. It is commonly used as a crosslinking agent or polymerization initiator in polymer processing in liquid form. Below you can find its complete physical and chemical properties, safety data, GHS hazard classifications, and a catalog of 2 products from 2 verified manufacturers.
CAS Number
4511-39-1
Molecular Formula
C12H16O3
Molecular Weight
208.25
EINECS Number
224-831-5
MDL Number
MFCD00084803
BRN Number
1769636
Chemical Name
Tert-Amyl peroxybenzoate
Last Updated
7/8/2024
Aliases
Appearance
Colorless to pale yellow liquid
Appearance State
Liquid. Insoluble in water.
Color
Colorless
Odor
Faint odor
Form
Liquid
Melting Point
< -40
Boiling Point
298.9 (predicted)
Flash Point
43
Density
1.01 @ 25 °C
Vapor Density
>1 (air=1)
Vapor Pressure
0.00123 mmHg @ 25°C
Refractive Index
1.501 (20°C D lit.)
LogP Value
5.8 @ 25 °C
Merck Index
Not Listed
Solubility
Readily soluble in organic solvents like ethers, ketones, and esters; insoluble in water
Water Solubility
insoluble in water
Solubility Detail
Insoluble in water, readily soluble in organic solvents like ethers, ketones, and esters.
Storage Conditions
Store in a cool, dry place, avoid high temperatures and ignition sources.
InChI Key
RFSCGDQQLKVJEJ-UHFFFAOYSA-N
GHS Hazard Symbols
Hazard Class
Signal Word
Danger
Hazard Symbols
O
Risk Codes
R7, R10, R36/37/38
UN Number
UN 3105
IARC Classification
Not Classified
WGK Germany
3
RTECS Number
-
Auto-ignition Temperature
ca. 190
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
H242Precautionary Statements
P210, P220, P234, P261, P272, P280, P302+P352, P333+P313, P321, P363, P370+P378, P403+P235, P411, P420, P501Safety Statements
S14, S26, S36/37/39
2 verified suppliers offering 2 products for Tert-Amyl peroxybenzoate (CAS 4511-39-1). Compare assay, physical form, and availability from trusted manufacturers and distributors worldwide.
| Company Name | Product Model | Assay | Physical Form | Status |
|---|---|---|---|---|
| Lanzhou Auxiliary Agent Plant Co., Ltd. | LQ-TAPB | - | In Production | |
| Nouryon Chemicals International B.V. | Trigonox 127 | Liquid | Imported |