4-Butylbenzaldehyde diethyl acetal
4-Butylbenzaldehyde diethyl acetal (CAS 83803-80-9) is a clear liquid with the molecular formula CH3(CH2)3C6H4CH(OC2H5)2 and a molecular weight of 236.35 g/mol. This organic compound serves as a valuable intermediate in chemical synthesis, particularly within the realm of organic building blocks and oxygen-containing compounds. Its acetal functional group offers protection for the aldehyde moiety during complex synthetic routes.
- IUPAC
- 4-Butyl-α,α-diethoxytoluene
- Synonyms
- 4-Butyl-alpha,alpha-diethoxytoluene

Intermediate in Organic Synthesis
As an acetal, this compound functions as a protected form of 4-butylbenzaldehyde. This protection strategy is essential in multi-step organic syntheses where the aldehyde functionality needs to be temporarily masked to prevent unwanted reactions.
Building Block for Complex Molecules
Its structure, featuring a butyl chain and a protected benzaldehyde, makes it a useful building block for constructing more elaborate organic molecules. It can be employed in the synthesis of pharmaceuticals, agrochemicals, and specialty materials.
Research and Development
In research laboratories, 4-Butylbenzaldehyde diethyl acetal is utilised for exploring novel synthetic pathways and developing new chemical entities. Its availability facilitates investigations into structure-activity relationships and material science.
| Molecular weight | 236.35 |
|---|---|
| Linear formula | CH3(CH2)3C6H4CH(OC2H5)2 |
| Assay | 90% |
| Boiling point | 250 °C(lit.) |
| Density | 1.045 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.478(lit.) |
| Protective equipment | Eyeshields, Gloves |
|---|---|
| Flash point | >113 °C / >235.4 °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 4-Butylbenzaldehyde diethyl acetal used for?
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4-Butylbenzaldehyde diethyl acetal is primarily used as an intermediate in organic synthesis, acting as a protected form of 4-butylbenzaldehyde and serving as a building block for more complex organic molecules in research and development.
What is the CAS number and chemical formula for 4-Butylbenzaldehyde diethyl acetal?
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The CAS number is 83803-80-9 and the linear chemical formula is CH3(CH2)3C6H4CH(OC2H5)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Butylbenzaldehyde diethyl acetal with a minimum assay of 90%. This product is not represented as USP, BP, EP, or any pharmacopoeia grade.
How should 4-Butylbenzaldehyde diethyl acetal be handled?
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Handle 4-Butylbenzaldehyde diethyl acetal with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation. It has a flash point above 113 °C (235.4 °F), indicating it is combustible but not highly flammable.
Does Tech Serve Solutions export 4-Butylbenzaldehyde diethyl acetal?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 4-Butylbenzaldehyde diethyl acetal, serving customers worldwide.
How can I request a quote or sample for 4-Butylbenzaldehyde diethyl acetal?
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To request a quote or a sample of 4-Butylbenzaldehyde diethyl acetal, please contact our sales team through the website or by phone, providing your specific requirements.
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