3,4-Diethoxybenzaldehyde
3,4-Diethoxybenzaldehyde (CAS: 2029-94-9), with the molecular formula C₁₁H₁₄O₃ and a molecular weight of 194.23 g/mol, is an aromatic aldehyde. It serves as a valuable intermediate and building block in organic synthesis, particularly in the development of more complex molecules for various research and industrial applications. Its characteristic aldehyde functionality makes it reactive in a range of chemical transformations.
- Synonyms
- C6H3(OC2H5)2CHO3,4-Diethoxy-benzaldehyde

Organic Synthesis Intermediate
3,4-Diethoxybenzaldehyde is utilised as a key starting material or intermediate in multi-step organic syntheses. Its structure allows for diverse chemical modifications, leading to the formation of novel compounds with potential applications in pharmaceuticals and materials science.
Building Block for Complex Molecules
This aldehyde functions as a versatile building block in constructing larger organic frameworks. It is employed in academic and industrial research laboratories for the synthesis of target molecules where the 3,4-diethoxyphenyl moiety is desired.
Research and Development
Utilised in R&D settings for exploring new synthetic pathways and developing novel chemical entities. Its availability supports chemical research and innovation across various scientific disciplines.
| Molecular weight | 194.23 |
|---|---|
| Linear formula | C6H3(OC2H5)2CHO |
| Assay | 97% |
| Boiling point | 293-294 °C(lit.) |
| Density | 1.097 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.5570(lit.) |
| Protective equipment | Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 2 |
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-Diethoxybenzaldehyde used for?
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3,4-Diethoxybenzaldehyde is primarily used as an intermediate and building block in organic synthesis for the development of complex molecules, particularly in research and development settings.
What is the CAS number and molecular formula for 3,4-Diethoxybenzaldehyde?
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The CAS number is 2029-94-9, and the molecular formula is C₁₁H₁₄O₃.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,4-Diethoxybenzaldehyde with a minimum assay of 97%. We do not represent this product as USP, BP, or EP grade.
What are the safety and handling recommendations for 3,4-Diethoxybenzaldehyde?
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Users should wear eyeshields and gloves when handling 3,4-Diethoxybenzaldehyde. It is classified under WGK 2 in Germany, indicating it is hazardous to water. Consult the Safety Data Sheet (SDS) for comprehensive safety information.
How is 3,4-Diethoxybenzaldehyde packed and shipped?
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3,4-Diethoxybenzaldehyde is packed and shipped according to international regulations for chemical transport. TSS is a global supplier and exporter, ensuring compliant logistics for your orders.
How can I request a quote or sample for 3,4-Diethoxybenzaldehyde?
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To request a quote or sample, please use the contact form on our website or contact our sales department directly, providing your specific requirements.
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