tert-butyl hydroperoxide

CAS No. 75-91-2

Formula: C4H10O2
Basic Info

tert-Butyl hydroperoxide (tBuOOH) is an organic peroxide widely used in a variety of oxidation processes, for example Sharpless epoxidation. It is normally supplied as a 69–70% aqueous solution.

Formula
C4H10O2
Molecular Weight
90.121
Exact Mass
90.0681
LogP
1.2745
PSA
29.46
Synonyms

Hydroperoxide, 1,1-dimethylethyl

2-hydroperoxy-2-methylpropane

tert-Butyl hydroperoxide

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Properties
Appearance & Physical State
clear liquid
Density
0.94
Boiling Point
37ºC (15 mmHg)
Melting Point
-2.8ºC
Flash Point
43ºC
Refractive Index
1.386-1.388
Water Solubility
Miscible
Stability
Stable, but may explode if heated under confinement. Decomposition may be accelerated by traces of metals, molecular sieve or other contaminants. Incompatible with reducing agents, combustible material, acids.
Storage Condition
2-8ºC
Safety Info
RTECS
EQ4900000
Safety Statements
S14-S16-S17-S24-S3/7-S36/37/39-S45-S61
WGK Germany
3
Risk Statements
R10; R20/21/22; R34; R43; R52/53; R7
RIDADR
UN 3109 5.2
Hazard Class
5.2
Packing Group
II
Caution Statement
P210; P234; P280; P301 + P310; P303 + P361 + P353; P304 + P340 + P310; P305 + P351 + P338; P331; P403 + P233
Hazard Codes
Spectrum
NMR Spectrum 1H NMR : Predict
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IR Spectrum IR : liquid film
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Mass Spectrum Mass spectrum (electron ionization)
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