Chloroacetaldehyde dimethyl acetal
Chloroacetaldehyde dimethyl acetal (CAS: 97-97-2) is a chemical compound with the linear formula ClCH2CH(OCH3)2 and a molecular weight of 124.57 g/mol. It serves as a valuable building block in organic synthesis. This acetal is primarily utilised in chemical synthesis for the preparation of various organic compounds, offering a reactive chloroacetaldehyde equivalent in a more stable and manageable form for laboratory and industrial applications.
- IUPAC
- 2-Chloro-1,1-dimethoxyethane,Dimethyl chloroacetal
- Synonyms
- 2-Chloro-1,1-dimethoxyethaneDimethyl chloroacetal

Organic Synthesis Intermediate
Chloroacetaldehyde dimethyl acetal is employed as a versatile intermediate in the synthesis of more complex organic molecules. Its structure allows for various chemical transformations, making it a useful reagent for researchers and chemical manufacturers.
Pharmaceutical Building Block
This compound can be utilised as a building block in the development of pharmaceutical intermediates. Its functional groups enable its incorporation into synthetic pathways for active pharmaceutical ingredients (APIs).
Laboratory Reagent
As a laboratory reagent, it is used in academic and industrial research for exploring new synthetic routes and developing novel chemical entities. Its availability facilitates diverse research projects.
| Molecular weight | 124.57 |
|---|---|
| Linear formula | ClCH2CH(OCH3)2 |
| Assay | 98% |
| Boiling point | 128-130 °C(lit.) |
| Density | 1.094 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.415(lit.) |


Hazard statements
- H226Flammable liquid and vapour
- H302Harmful if swallowed
- H412Harmful to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 29 °C / 84.2 °F |
| Transport (UN / ADR) | UN 1989C 3 / PGIII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 10-22-52/53 |
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 Chloroacetaldehyde dimethyl acetal used for?
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Chloroacetaldehyde dimethyl acetal is primarily used as a versatile intermediate in organic synthesis and as a building block in the pharmaceutical industry. It is also employed as a reagent in laboratory research.
What are the CAS number and chemical formula for Chloroacetaldehyde dimethyl acetal?
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The CAS number for Chloroacetaldehyde dimethyl acetal is 97-97-2, and its linear formula is ClCH2CH(OCH3)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Chloroacetaldehyde dimethyl acetal with an assay of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Chloroacetaldehyde dimethyl acetal be handled safely?
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Chloroacetaldehyde dimethyl acetal is flammable and harmful if swallowed, with hazards H226 and H302. It is also harmful to aquatic life with long-lasting effects (H412). Handle with appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, in a well-ventilated area. Avoid release to the environment (P273).
How is Chloroacetaldehyde dimethyl acetal packed and shipped?
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Chloroacetaldehyde dimethyl acetal is packed and shipped according to relevant transport regulations (UN 1989, Class 3, Packing Group III). Tech Serve Solutions exports globally, adhering to all necessary shipping requirements.
How can I request a quote or sample for Chloroacetaldehyde dimethyl acetal?
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To request a quote or sample for Chloroacetaldehyde dimethyl acetal, please contact our sales department through the website or by phone, providing your specific requirements.
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