tert-Butyl hydroperoxide solution
tert-Butyl hydroperoxide solution (CAS: 75-91-2), a key organic peroxide, is supplied by Tech Serve Solutions as a 70 wt.% aqueous solution. With a molecular weight of 90.12 g/mol, it serves as a versatile oxidizing agent and initiator in various chemical synthesis applications. Its properties make it valuable in industrial processes, polymerisation, and organic transformations. TSS ensures high quality for research and industrial needs.
- IUPAC
- 1,1-Dimethylethyl hydroperoxide,2-Hydroperoxy-2-methylpropane,tert-Butyl hydroperoxide solution,TBHP
- Synonyms
- 1,1-Dimethylethyl hydroperoxide2-Hydroperoxy-2-methylpropaneTBHP

Organic Synthesis Reagent
Utilized as an oxidizing agent in diverse organic reactions, facilitating transformations such as epoxidations and Baeyer-Villiger oxidations. Its peroxide functionality enables specific oxygen transfer to substrates.
Polymerisation Initiator
Acts as a free-radical initiator in polymerisation processes, particularly for acrylic and vinyl monomers. It aids in controlling the initiation step for producing polymers with desired molecular weights and properties.
Industrial Oxidations
Employed in industrial-scale oxidation processes where controlled oxygen delivery is required. Its stability in aqueous solution makes it suitable for specific large-scale chemical manufacturing.
| Molecular weight | 90.12 |
|---|---|
| Linear formula | (CH3)3COOHPb: ≤0.01 mg/kg |
| Boiling point | 96.2 °C |
| Density | 0.93 g/mL at 25 °C |
| Refractive index | n20/D 1.386 |
| Concentration | 70 wt. % in H2O |
| Storage temperature | 2-8°C |





Hazard statements
- H226Flammable liquid and vapour
- H242Heating may cause a fire
- H302Harmful if swallowed
- H311Toxic in contact with skin
- H314Causes severe skin burns and eye damage
- H317May cause an allergic skin reaction
- H331Toxic if inhaled
- H341Suspected of causing genetic defects
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P220Keep away from clothing and combustible materials
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Flash point | 43 °C / 109.4 °F |
|---|---|
| Transport (UN / ADR) | UN 3109 5.2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | O,T,N |
| Risk statements (R) | 7-10-21/22-23-34-43-51/53-68 |
| Safety statements (S) | 3/7-17-26-36/37/39-45-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is tert-Butyl hydroperoxide solution used for?
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Tert-Butyl hydroperoxide solution is primarily used as an oxidizing agent and a free-radical initiator in organic synthesis and polymerisation processes.
What is the CAS number and formula for tert-Butyl hydroperoxide solution?
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The CAS number is 75-91-2 and the linear formula is (CH3)3COOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies tert-Butyl hydroperoxide solution at a concentration of 70 wt.% in water. This is a technical/research grade product, and TSS does not represent it as USP, BP, or EP grade.
How should tert-Butyl hydroperoxide solution be handled safely?
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Tert-Butyl hydroperoxide solution is a highly hazardous substance. It is flammable, corrosive, toxic, and can cause severe skin burns and eye damage. Handle with extreme care in a well-ventilated area, wearing appropriate personal protective equipment including gloves, eye protection, and protective clothing. Refer to the Safety Data Sheet for detailed handling and emergency procedures.
Is tert-Butyl hydroperoxide solution a controlled substance?
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The provided data does not indicate that tert-Butyl hydroperoxide solution is a controlled substance.
How is tert-Butyl hydroperoxide solution packed and shipped?
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Tert-Butyl hydroperoxide solution is packed and shipped according to its hazardous material classification (UN 3109, Hazard Class 5.2). Specific packaging and shipping methods comply with international regulations for dangerous goods.
How can I request a quote or sample for tert-Butyl hydroperoxide solution?
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To request a quote or sample, please contact our sales department via the website or by phone, providing the product name and CAS number.
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