Mesitaldehyde
Mesitaldehyde (CAS 487-68-3) is a chemical compound with the linear formula (CH3)3C6H2CHO and a molecular weight of 148.20 g/mol. This aromatic aldehyde, also known as 2,4,6-Trimethylbenzaldehyde, functions as a valuable organic building block. It is primarily utilised in chemical synthesis and serves as a key intermediate in the development of more complex organic molecules across various research and industrial sectors.
- IUPAC
- 2,4,6-Trimethylbenzaldehyde,2-Formyl-1,3,5-trimethylbenzene,2-Formylmesitylene
- Synonyms
- 2,4,6-Trimethylbenzaldehyde2-Formyl-1,3,5-trimethylbenzene2-Formylmesitylene

Organic Synthesis Intermediate
Mesitaldehyde serves as a crucial intermediate in the synthesis of various organic compounds. Its aldehyde functionality allows for numerous chemical transformations, making it a versatile building block for constructing complex molecular architectures in academic and industrial research.
Research and Development
As a specialised organic building block, mesitaldehyde finds application in research and development settings. It is employed in the exploration of new synthetic pathways and the creation of novel compounds with potential applications in materials science and pharmaceuticals.
Carbonyl Chemistry
Belonging to the class of carbonyl compounds, mesitaldehyde participates in reactions characteristic of aldehydes. These include oxidation, reduction, and nucleophilic addition reactions, facilitating its use in diverse chemical studies.
| Molecular weight | 148.20 |
|---|---|
| Linear formula | (CH3)3C6H2CHO |
| Assay | 98% |
| Boiling point | 237 °C(lit.) |
| Density | 1.005 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.553(lit.) |
| Melting point | 10-12 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 106 °C / 222.8 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 Mesitaldehyde used for?
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Mesitaldehyde is primarily used as an intermediate in organic synthesis and in research and development for creating new chemical compounds.
What is the CAS number and formula for Mesitaldehyde?
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The CAS number for Mesitaldehyde is 487-68-3, and its linear formula is (CH3)3C6H2CHO.
What grade and purity does Tech Serve Solutions supply for Mesitaldehyde?
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Tech Serve Solutions supplies Mesitaldehyde with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
How should Mesitaldehyde be handled safely?
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Mesitaldehyde is a Warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Always use appropriate personal protective equipment, including eyeshields and gloves, and ensure adequate ventilation. Refer to the safety data sheet for comprehensive handling instructions.
How is Mesitaldehyde packed, shipped, and exported?
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Tech Serve Solutions, a global supplier and exporter, provides Mesitaldehyde in appropriate packaging suitable for safe transport and export, adhering to all relevant regulations.
How can I request a quote or sample of Mesitaldehyde?
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To request a quote or sample of Mesitaldehyde, please contact our sales team through the channels provided on the Tech Serve Solutions website.
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