tert-Butylbenzene
tert-Butylbenzene (CAS: 98-06-6), with the linear formula C6H5C(CH3)3, is an aromatic hydrocarbon with a molecular weight of 134.22 g/mol. This flammable liquid is characterised by its distinct odour and is primarily employed as a building block and intermediate in organic synthesis. It is a valuable reagent for introducing the tert-butylphenyl group in various chemical reactions.
- IUPAC
- 2-Methyl-2-phenylpropane
- Synonyms
- 2-Methyl-2-phenylpropane

Organic Synthesis Intermediate
tert-Butylbenzene serves as a crucial intermediate in the synthesis of more complex organic molecules. Its tert-butyl group can influence the reactivity and properties of the final compounds, making it useful in the development of novel chemicals.
Chemical Research
As a standard arene, it is frequently used in academic and industrial research laboratories for studies in reaction mechanisms, catalysis, and the development of new synthetic methodologies. It is a common building block for organic chemists.
Precursor for Specialty Chemicals
The compound can be a precursor for various specialty chemicals, including specific polymers, dyes, or fragrances, where the tert-butylphenyl moiety imparts desired physical or chemical characteristics.
| Molecular weight | 134.22 |
|---|---|
| Linear formula | C6H5C(CH3)3 |
| Assay | 99% |
| Boiling point | 169 °C(lit.) |
| Density | 0.867 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.492(lit.) |
| Vapour pressure | 4.79 mmHg (37.7 °C) |
| Melting point | −58 °C(lit.) |
| Vapour density | 3.16 (169 °C, vs air) |
| Autoignition temp | 842 °F |


Hazard statements
- H226Flammable liquid and vapour
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 34 °C / 93.2 °F |
| Transport (UN / ADR) | UN 2709 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi,N |
| Risk statements (R) | 10-36-51/53 |
| Safety statements (S) | 26-61 |
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-Butylbenzene used for?
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tert-Butylbenzene is used as a building block and intermediate in organic synthesis and chemical research. It can also serve as a precursor for specialty chemicals.
What are the CAS number and chemical formula for tert-Butylbenzene?
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The CAS number for tert-Butylbenzene is 98-06-6, and its linear formula is C6H5C(CH3)3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies tert-Butylbenzene with an assay of 99%. We do not represent this product as USP, BP, or EP grade.
How should tert-Butylbenzene be handled safely?
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tert-Butylbenzene is a flammable liquid and an eye irritant. Handle with care, using appropriate personal protective equipment such as eyeshields, gloves, and a suitable respirator, and keep away from ignition sources. Refer to the Safety Data Sheet for comprehensive guidance.
Does Tech Serve Solutions export tert-Butylbenzene?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including tert-Butylbenzene, and can fulfil international orders.
How can I request a quote or sample of tert-Butylbenzene?
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To request a quote or sample of tert-Butylbenzene, please contact our sales team through the website or by phone. Provide your specific requirements for a prompt response.
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