3′,4′-Dimethylacetophenone
3′,4′-Dimethylacetophenone (CAS 3637-01-2) is an aromatic ketone with the molecular formula C10H12O and a molecular weight of 148.20 g/mol. This compound serves as a valuable building block in organic synthesis, particularly in the preparation of heterocyclic compounds. Its defined structure and reactivity make it a useful intermediate for researchers and chemists in various fields.
- Synonyms
- (CH3)2C6H3COCH31-(3,4-Dimethylphenyl)ethanone

Organic Synthesis Intermediate
3′,4′-Dimethylacetophenone is employed as a key starting material in multi-step organic syntheses. It is particularly useful for constructing complex molecular architectures.
Heterocyclic Compound Synthesis
This chemical is a precursor for synthesising various heterocyclic ring systems, such as pyrazoles. Its structure facilitates cyclization reactions to form these important chemical motifs.
Research and Development
Used in academic and industrial research laboratories for exploring new chemical reactions and developing novel compounds with potential applications in materials science and medicinal chemistry.
| Molecular weight | 148.20 |
|---|---|
| Linear formula | (CH3)2C6H3COCH3 |
| Assay | 98% |
| Boiling point | 243 °C(lit.) |
| Density | 1.001 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.538(lit.) |
| Application | 3′,4′-Dimethylacetophenone was used as starting reagent in the synthesis of 4-[5-(3,4-dimethylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzenecarboxyamide1. |
| Protective equipment | Eyeshields, Gloves |
|---|---|
| Flash point | 103 °C / 217.4 °F |
| 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 3′,4′-Dimethylacetophenone used for?
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3′,4′-Dimethylacetophenone is primarily used as a building block in organic synthesis, particularly for the preparation of heterocyclic compounds such as pyrazoles and other complex molecular structures.
What is the CAS number and molecular formula for 3′,4′-Dimethylacetophenone?
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The CAS number for 3′,4′-Dimethylacetophenone is 3637-01-2, and its molecular formula is (CH3)2C6H3COCH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3′,4′-Dimethylacetophenone with an assay of 98%. We do not represent this product as USP, BP, or EP grade unless explicitly stated in the specifications.
What are the safety hazards associated with 3′,4′-Dimethylacetophenone?
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3′,4′-Dimethylacetophenone is combustible and has a flash point of 103 °C (217.4 °F). It requires handling with appropriate personal protective equipment, including eyeshields and gloves. It is classified under WGK Germany 3.
How is 3′,4′-Dimethylacetophenone packed and shipped?
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Tech Serve Solutions exports fine chemicals globally. Packaging details are confirmed upon order, adhering to international shipping regulations for chemical substances.
How can I request a sample or quote for 3′,4′-Dimethylacetophenone?
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You can request a sample or obtain a quotation by contacting our sales team directly through the website or by calling our customer service number.
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