Di-tert-butyl peroxide
CAS Number
110-05-4
Molecular Formula
C8H18O2
Molecular Weight
146.23
EINECS Number
203-733-6
MDL Number
MFCD00008803
BRN Number
1747809
Chemical Name
Di-tert-butyl peroxide
Last Updated
7/28/2025
Aliases
Appearance
Pale yellow oily liquid with a characteristic odor
Appearance State
Oily liquid. Insoluble in water, soluble in most organic solvents.
Color
Colorless
Odor
Characteristic odor
Form
Oily Liquid
Melting Point
-30
Boiling Point
109-110 (lit.)
Flash Point
36 (c.c.)
Density
0.796 @ 25 °C
Vapor Density
5 (air=1)
Vapor Pressure
40 mmHg @ 20°C
Refractive Index
1.3891 (20°C D lit.)
LogP Value
3.2 @ 22 °C
Merck Index
3172
Solubility
Insoluble in water, soluble in ketones, hydrocarbons.
Water Solubility
immiscible with water
Solubility Detail
Solubility in water is 0.063 g/L, soluble in ketones, hydrocarbons.
Storage Conditions
Store at 2-8°C.
InChI Key
LSXWFXONGKSEMY-UHFFFAOYSA-N
GHS Hazard Symbols
Hazard Class
Signal Word
Danger
Hazard Symbols
O
Risk Codes
R7, R11
UN Number
UN 3107
IARC Classification
Not Classified
WGK Germany
1
RTECS Number
ER2450000
Auto-ignition Temperature
182
TSCA Listed
Listed (Active)
Packing Group
II
Customs Code
29096000
Occupational Exposure Band (OEB)
Not Specified
Occupational Exposure Limit (OEL)
ACGIH C: 1 ppm (皮肤)
Immediately Dangerous to Life or Health (IDLH)
75 ppm
Hazard Statements
H225,H242,H341,H412Precautionary Statements
P210,P220,P273,P280,P410,P411+P235Safety Statements
S3/7, S14, S16, S36/37/39
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