159042

Luperox^® P, tert-Butyl peroxybenzoate

98%

• Synonym(s): tert-Butyl peroxybenzoate, tert-Butyl perbenzoate
• Linear Formula: C₆H₅COOOC(CH₃)₃
• CAS Number: 614-45-9
• Molecular Weight: 194.23
• Beilstein: 1342734
• EC Number: 210-382-2
• MDL number: MFCD00008802
• UNSPSC Code: 12352100
• PubChem Substance ID: 24849787
• NACRES: NA.22

Properties

• vapor density: 6.7 (vs air)
• Quality Level: 200
• vapor pressure: 3.36 mmHg ( 50 °C)
• Assay: 98%
• form: liquid
• refractive index: n20/D 1.499 (lit.)
• bp: 75-76 °C/0.2 mmHg (lit.)
• solubility: water: soluble 1.18 g/L
• density: 1.021 g/mL at 25 °C (lit.)
• functional group: peroxide; phenyl
• SMILES string: CC(C)(C)OOC(=O)c1ccccc1
• InChI: 1S/C11H14O3/c1-11(2,3)14-13-10(12)9-7-5-4-6-8-9/h4-8H,1-3H3
• InChI key: GJBRNHKUVLOCEB-UHFFFAOYSA-N

Description

General description

tert-butyl peroxybenzoate (TBPB)-mediated 2-isocyanobiaryl insertion with 1,4-dioxane has been reported.

Application

Luperox was employed as polymerization and cross-linking catalyst. It was also was employed as initiator during:

• grafting of 2,2,6,6-tetramethyl-1-piperidinyloxy (TEMPO)-4-oxyacetamido-(3 propyltriethoxysilane) to poly(ethylene co-octene)
• preparation of conformal poly(cyclohexyl methacrylate) thin films via initiated chemical vapor deposition

Legal Information

Product of Arkema Inc.

Luperox is a registered trademark of Arkema Inc.

Safety Information

• Pictograms: GHS02,GHS07,GHS09
• Signal Word: Danger
• Hazard Statements: H242,H315,H317,H332,H410
• Precautionary Statements: P210 - P235 - P273 - P280 - P304 + P340 + P312 - P370 + P378
• Hazard Classifications: Acute Tox. 4 Inhalation - Aquatic Acute 1 - Aquatic Chronic 3 - Org. Perox. C - Skin Irrit. 2 - Skin Sens. 1
• Storage Class Code: 4.1A - Other explosive hazardous materials
• WGK: WGK 2
• Flash Point(F): 200.1 °F - closed cup
• Flash Point(C): 93.4 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves