4-Ethyltoluene
4-Ethyltoluene (CAS 622-96-8), with the molecular formula C2H5C6H4CH3 and a molecular weight of 120.19 g/mol, is an aromatic hydrocarbon. This organic building block is commonly used in chemical synthesis. Its properties, such as a boiling point of 162 °C and a density of 0.861 g/mL at 25 °C, make it suitable for various industrial and laboratory applications as a precursor or intermediate.

Chemical Synthesis Intermediate
4-Ethyltoluene serves as a valuable intermediate in organic synthesis. It can be employed in reactions to introduce the ethyltoluene moiety into more complex molecules, contributing to the creation of diverse chemical structures.
Precursor for Specialty Chemicals
This compound can act as a precursor for the development of specialty chemicals. Its aromatic structure with an ethyl and methyl substituent offers specific reactivity for tailored chemical production.
Research and Development
In research laboratories, 4-Ethyltoluene is utilised as a building block for exploring novel chemical reactions and developing new compounds with potential applications in various fields.
| Molecular weight | 120.19 |
|---|---|
| Linear formula | C2H5C6H4CH3 |
| Assay | 90% |
| Grade | technical grade |
| Boiling point | 162 °C(lit.) |
| Density | 0.861 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.495(lit.) |
| Autoignition temp | 887 °F |


Hazard statements
- H226Flammable liquid and vapour
- H304May be fatal if swallowed and enters airways
Precautionary statements
- P301IF SWALLOWED
- P331Do NOT induce vomiting
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 43 °C / 109.4 °F |
| Transport (UN / ADR) | UN 3295C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 10-65 |
| Safety statements (S) | 23-24/25-62 |
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 4-Ethyltoluene used for?
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4-Ethyltoluene is primarily used as an intermediate in chemical synthesis and as a building block for research and development of new compounds.
What is the CAS number and chemical formula for 4-Ethyltoluene?
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The CAS number for 4-Ethyltoluene is 622-96-8 and its chemical formula is C2H5C6H4CH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Ethyltoluene in technical grade with an assay of 90%. We do not represent it as USP, BP, or EP grade.
How should 4-Ethyltoluene be handled safely?
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4-Ethyltoluene is a flammable liquid and vapour (H226), and may be fatal if swallowed and enters airways (H304). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, in a well-ventilated area. Store away from heat and ignition sources.
Is 4-Ethyltoluene available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of chemicals, including 4-Ethyltoluene, adhering to all international shipping regulations.
How can I request a sample or quote for 4-Ethyltoluene?
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To request a sample or quote for 4-Ethyltoluene, please contact our sales team through the website or call us directly. We will be happy to assist you.
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