4,6-Dichloro-2H-benzopyran-3-carboxaldehyde
4,6-Dichloro-2H-benzopyran-3-carboxaldehyde (CAS: 175205-58-0) is a halogenated heterocyclic compound with the molecular formula C10H6Cl2O2 and a molecular weight of 229.06 g/mol. This aldehyde serves as a valuable building block in organic synthesis. Its structure, featuring a benzopyran core with chlorine substituents and a reactive aldehyde group, makes it suitable for various chemical transformations in research and development settings.
- Synonyms
- C10H6Cl2O2

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of more complex organic molecules. The aldehyde functionality allows for facile derivatization through reactions like condensation, oxidation, and reduction.
Heterocyclic Chemistry Research
Serves as a versatile building block for constructing diverse heterocyclic frameworks, particularly those incorporating the benzopyran motif. Its halogenated nature offers potential for further functionalization.
Medicinal Chemistry Scaffolds
The benzopyran core is present in various biologically active compounds, making this aldehyde a useful starting material for exploring novel pharmaceutical candidates and drug discovery.
| Molecular weight | 229.06 |
|---|---|
| Empirical formula | C10H6Cl2O2 |
| Assay | 97% |
| Melting point | 124-128 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| 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 4,6-Dichloro-2H-benzopyran-3-carboxaldehyde used for?
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4,6-Dichloro-2H-benzopyran-3-carboxaldehyde is primarily used as an intermediate in organic synthesis and as a building block for creating complex heterocyclic compounds in research and development.
What is the CAS number and molecular formula for this compound?
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The CAS number is 175205-58-0 and the molecular formula is C10H6Cl2O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound at an assay of 97%. This is suitable for research and general laboratory use; it is not represented as USP, BP, EP, or other pharmacopoeia grades.
What are the safety and handling precautions for 4,6-Dichloro-2H-benzopyran-3-carboxaldehyde?
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This compound requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. It carries a WGK Germany classification of 3, indicating a significant hazard.
Is 4,6-Dichloro-2H-benzopyran-3-carboxaldehyde a controlled substance?
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The provided data does not indicate that 4,6-Dichloro-2H-benzopyran-3-carboxaldehyde is a controlled substance.
How is this chemical packed and exported?
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Tech Serve Solutions specialises in global supply and export of fine chemicals, ensuring appropriate packaging for safe international transit according to regulations.
How can I request a sample or quote for 4,6-Dichloro-2H-benzopyran-3-carboxaldehyde?
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Please contact our sales team via the website or direct inquiry channels to request a sample or a quotation for this product.
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