Benzyloxyacetaldehyde diethyl acetal
Benzyloxyacetaldehyde diethyl acetal (CAS 42783-78-8), with the chemical formula C6H5CH2OCH2CH(OC2H5)2 and a molecular weight of 224.30 g/mol, is an organic compound. It serves as a valuable building block and intermediate in various chemical synthesis pathways. This acetal finds application in organic chemistry research and development, contributing to the construction of more complex molecular structures.

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of diverse organic molecules. Its acetal functional group can be selectively deprotected under acidic conditions to reveal the aldehyde functionality for further reactions.
Building Block for Complex Molecules
Serves as a versatile building block in multi-step synthetic routes. It allows for the introduction of specific structural motifs within target molecules, particularly in pharmaceutical and fine chemical research.
Research and Development
A useful reagent in academic and industrial research laboratories for exploring new chemical transformations and developing novel compounds. Its defined structure makes it suitable for method development and discovery chemistry.
| Molecular weight | 224.30 |
|---|---|
| Linear formula | C6H5CH2OCH2CH(OC2H5)2 |
| Assay | 95% |
| Boiling point | 99-100 °C/0.6 mmHg(lit.) |
| Density | 0.987 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.478(lit.) |

Hazard statements
- H302Harmful if swallowed
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 79 °C / 174.2 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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 Benzyloxyacetaldehyde diethyl acetal used for?
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Benzyloxyacetaldehyde diethyl acetal (CAS 42783-78-8) is used as a building block and intermediate in organic synthesis and chemical research.
What are the CAS number and chemical formula for Benzyloxyacetaldehyde diethyl acetal?
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The CAS number is 42783-78-8 and the linear chemical formula is C6H5CH2OCH2CH(OC2H5)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Benzyloxyacetaldehyde diethyl acetal with an assay of 95%. This is a technical grade material, and we do not represent it as USP, BP, EP, or other pharmacopoeial standards.
How should Benzyloxyacetaldehyde diethyl acetal be handled?
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Handle with appropriate personal protective equipment including eyeshields, face shields, and gloves. It is classified as harmful if swallowed (H302), and appropriate respiratory protection should be used.
Is Benzyloxyacetaldehyde diethyl acetal a controlled substance?
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The provided data does not indicate that Benzyloxyacetaldehyde diethyl acetal (CAS 42783-78-8) is a controlled substance.
How is this chemical shipped and exported?
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This product is shipped and exported according to relevant regulations, indicated as NA 1993 / PGIII. Please contact us for specific international shipping and export details.
How can I request a sample or quote?
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To request a sample or quote for Benzyloxyacetaldehyde diethyl acetal, please contact the Tech Serve Solutions sales department via our website or direct contact information.
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