Description

Propaneperoxoic acid, 2,2-dimethyl-, 1,1,3,3-tetramethylbutyl ester (CAS No. 22288-41-1) is a high-purity organic peroxide with the molecular formula C₁₃H₂₆O₃. This compound, also known by its IUPAC name 2,4,4-trimethylpentan-2-yl 2,2-dimethylpropaneperoxoate, is widely utilized as a radical initiator in polymerization reactions. It is characterized by its stability under controlled conditions and its ability to decompose at elevated temperatures to generate free radicals, making it essential for the synthesis of polymers and resins. Suitable for use in both industrial and research settings, this peroxide is supplied with detailed technical documentation, including safety data sheets (SDS) and handling instructions to ensure optimal performance and user safety. Packaged in amber glass bottles or specialized containers to prevent degradation from light and moisture.

Properties

• CAS Number: 22288-41-1
• Complexity: 241
• IUPAC Name: 1,1,3,3-tetramethylbutyl 2,2-dimethylpropaneperoxoate
• InChI: InChI=1S/C13H26O3/c1-11(2,3)9-13(7,8)16-15-10(14)12(4,5)6/h9H2,1-8H3
• InChI Key: MUOYRBYBTJDAOT-UHFFFAOYSA-N
• Exact Mass: 230.18819469
• Molecular Formula: C13H26O3
• Molecular Weight: 230.34
• SMILES: CC(C)(C)CC(C)(C)OOC(=O)C(C)(C)C
• Topological: 35.5
• Monoisotopic Mass: 230.18819469
• Physical Description: Liquid
• Synonyms: 1,1,3,3-Tetramethylbutylperoxypivalate, EC 424-980-8, Propaneperoxoic acid, 2,2-dimethyl-, 1,1,3,3-tetramethylbutyl ester, 1,1,3,3-TETRAMETHYLBUTYL PEROXYPIVALATE, 424-980-8, 606-972-8, 22288-41-1, 2,4,4-TRIMETHYLPENTAN-2-YL 2,2-DIMETHYLPROPANEPEROXOATE, SCHEMBL28674995, DTXSID90703336, MUOYRBYBTJDAOT-UHFFFAOYSA-N, NS00020278

Application

This organic peroxide is primarily employed as a radical initiator in the polymerization of vinyl monomers, such as styrene and acrylates, facilitating controlled radical formation for high-molecular-weight polymers. It is also used in the production of specialty resins and coatings, where its decomposition properties enable efficient cross-linking. Additionally, researchers leverage its predictable thermal degradation kinetics for studying reaction mechanisms in synthetic chemistry.

Safety and Hazards

GHS Hazard Statements

• H225: Highly Flammable liquid and vapor [Danger Flammable liquids]
• H242: Heating may cause a fire [Danger Self-reactive substances and mixtures; Organic peroxides]
• H315: Causes skin irritation [Warning Skin corrosion/irritation]
• H317: May cause an allergic skin reaction [Warning Sensitization, Skin]
• H411: Toxic to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]

Precautionary Statements

• P210, P233, P234, P235, P240, P241, P242, P243, P261, P264, P272, P273, P280, P302+P352, P303+P361+P353, P321, P332+P317, P333+P317, P362+P364, P370+P378, P391, P403, P403+P235, P410, P411, P420, and P501

Hazard Classes and Categories

• Flam. Liq. 2 (100%)
• Org. Perox. D (100%)
• Skin Irrit. 2 (100%)
• Skin Sens. 1 (100%)
• Aquatic Chronic 2 (100%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.