2-tert-Butyl-4-ethylphenol
2-tert-Butyl-4-ethylphenol (CAS 96-70-8) is a phenolic compound with the molecular formula C12H18O and a molecular weight of 178.27 g/mol. It is recognised for its utility as a stabilizer, particularly within polymer science and related additive applications. Its chemical structure lends itself to use in material protection and enhancement processes.

Polymer Stabilizer
This compound functions as a stabilizer in polymer formulations, helping to prevent degradation caused by oxidation or other environmental factors. It contributes to the longevity and performance of various polymeric materials.
Material Science Research
In materials science, 2-tert-Butyl-4-ethylphenol serves as a valuable reagent or intermediate. Its specific chemical properties are explored for developing new materials or enhancing existing ones.
Intermediate for Chemical Synthesis
The compound can be utilised as an intermediate in the synthesis of more complex organic molecules. Its phenolic structure with alkyl substituents offers reactive sites for further chemical modification.
| Molecular weight | 178.27 |
|---|---|
| Linear formula | (CH3)3CC6H3(C2H5)OH |
| Assay | 99% |
| Boiling point | 250 °C(lit.) |
| Density | 0.939 g/mL at 25 °C(lit.) |
| Melting point | 28-32 °C(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 2430 8 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-27-36/37/39-45 |
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 2-tert-Butyl-4-ethylphenol used for?
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2-tert-Butyl-4-ethylphenol (CAS 96-70-8) is primarily used as a stabilizer in polymer applications and as an intermediate in chemical synthesis. It is also relevant in materials science research.
What is the CAS number and formula for 2-tert-Butyl-4-ethylphenol?
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The CAS number is 96-70-8 and its linear formula is (CH3)3CC6H3(C2H5)OH, with a molecular weight of 178.27 g/mol.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-tert-Butyl-4-ethylphenol with an assay of 99%. We do not represent this product as USP, BP, or EP grade; it is supplied for technical and research purposes.
How should 2-tert-Butyl-4-ethylphenol be handled safely?
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2-tert-Butyl-4-ethylphenol is classified as Danger, with hazard statement H314 (Causes severe skin burns and eye damage). Handle with appropriate personal protective equipment including faceshields, gloves, goggles, and suitable respiratory protection. Ensure adequate ventilation and follow all safety precautions detailed in the SDS.
Is 2-tert-Butyl-4-ethylphenol available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 2-tert-Butyl-4-ethylphenol, and can cater to international requirements.
How can I request a quote or sample?
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To request a quote or sample of 2-tert-Butyl-4-ethylphenol, please contact our sales team through the website or by direct inquiry. Provide your contact details and the quantity required.
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