2,5-Dimethylbenzaldehyde
2,5-Dimethylbenzaldehyde (CAS: 5779-94-2) is an organic compound with the linear formula (CH3)2C6H3CHO and a molecular weight of 134.18 g/mol. This aromatic aldehyde serves as a valuable building block in organic synthesis. Its characteristic carbonyl group and substituted benzene ring make it a versatile intermediate for the creation of more complex molecules in research and industrial applications.
- Synonyms
- (CH3)2C6H3CHO

Organic Synthesis Intermediate
2,5-Dimethylbenzaldehyde is utilized as a foundational component in the synthesis of various organic compounds. Its reactive aldehyde functionality allows for diverse chemical transformations, enabling the construction of target molecules in multi-step synthetic pathways.
Research and Development
In R&D settings, this aldehyde is employed in academic and industrial laboratories for exploring novel chemical reactions and developing new materials. It acts as a key starting material or intermediate in the discovery of new chemical entities.
Fine Chemical Production
The compound finds application in the production of fine chemicals where specific structural motifs are required. It is a C9 building block used to introduce the 2,5-dimethylphenyl group into larger structures.
| Molecular weight | 134.18 |
|---|---|
| Linear formula | (CH3)2C6H3CHO |
| Assay | 99% |
| Boiling point | 104.5-106.5 °C/14 mmHg(lit.) |
| Density | 0.95 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.544(lit.) |
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 88 °C / 190.4 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
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 2,5-Dimethylbenzaldehyde used for?
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2,5-Dimethylbenzaldehyde is primarily used as a building block and intermediate in organic synthesis, particularly in research and development and fine chemical production.
What is the CAS number and formula for 2,5-Dimethylbenzaldehyde?
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The CAS number is 5779-94-2, and its linear formula is (CH3)2C6H3CHO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,5-Dimethylbenzaldehyde with a purity of 99%. This is a technical/research grade material, and TSS does not represent it as USP, BP, or EP.
What are the safety and handling considerations for 2,5-Dimethylbenzaldehyde?
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2,5-Dimethylbenzaldehyde is combustible with a flash point of 88 °C (190.4 °F). It requires appropriate personal protective equipment, including eyeshields and gloves, and handling in a well-ventilated area. Consult the Safety Data Sheet for comprehensive handling information.
How is 2,5-Dimethylbenzaldehyde packed, shipped, and exported?
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2,5-Dimethylbenzaldehyde is carefully packed according to international shipping regulations. Tech Serve Solutions has extensive experience in exporting chemicals globally.
How can I request a sample or quote for 2,5-Dimethylbenzaldehyde?
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To request a sample or a quote, please contact our sales department through the website or by phone. Provide your details and the quantity required.
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