Mtbhq Used as a Polymerization Inhibitor and Industrial Antioxidant

Model NO.
CAS: 1948-33-0
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Product Description

Application/Uses
1. Antioxidant
2. Inhibitor
3. Polymerization inhibitor
4. Stabilizer

Product Description
MTBHQ is a light tan solid. MTBHQ is used primarily as a polymerization inhibitor and industrial antioxidant. Its high solubility increase potency at higher temperatures combines to make it more useful in many applicants than substituted hydroquinone. The hindered hydroxyl group also makes MTBHQ an interesting organic intermediate.
Property Typical Value, Units
Molecular Weight 166.22
Empirical Formula C 10 H 14 O 2
Appearance Light tan solid
Assay 98 wt% min
Specific Gravity 1.05
Melting Point 125'C
Boiling Point 295'C
Flash Point Cleveland Open Cup 171'C(340'F)
Autoignition Temperature 457'C(855'F)
Solubility 25'(77'F)
In Water                                   moderate
In acetone                                  66WT%
In Ethanol(95%)                             >60wt%
In Ethyl Acetate                              50wt%
In Toluene                                  Insoluble
In Styrene                                   <5wt %

 

Organic Intermediate