2,3-Dichlorobenzoyl chloride
2,3-Dichlorobenzoyl chloride (CAS 2905-60-4), with the empirical formula C7H3Cl3O and a molecular weight of 209.46 g/mol, is a reactive organic acid halide. It serves as a valuable building block in chemical synthesis, particularly for the introduction of the 2,3-dichlorobenzoyl group. This compound is utilized in the preparation of various organic intermediates and fine chemicals, leveraging its acyl chloride functionality for further reactions.
- Synonyms
- 2,3-Dichlorobenzoyl chloride2,3-Dichlorobenzoic acid chloride

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of complex organic molecules. Its reactive acyl chloride moiety facilitates acylation reactions for creating new carbon-carbon and carbon-heteroatom bonds.
Pharmaceutical Precursor
Serves as a precursor in the multi-step synthesis of active pharmaceutical ingredients (APIs) and related compounds. Enables the formation of specific structural motifs required in drug discovery and development.
Agrochemical Development
Employed in the development of novel agrochemicals, such as herbicides, insecticides, and fungicides. The 2,3-dichlorobenzoyl structure can impart specific biological activity or properties.
Material Science Research
Used in research and development for the synthesis of specialty polymers and advanced materials. Can be incorporated into polymer backbones or side chains to modify material properties.
| Molecular weight | 209.46 |
|---|---|
| Empirical formula | C7H3Cl3O |



Hazard statements
- H302Harmful if swallowed
- H314Causes severe skin burns and eye damage
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
- P501Dispose of contents and container per local regulations
| Water hazard class (WGK, DE) | 1 |
|---|---|
| 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 2,3-Dichlorobenzoyl chloride used for?
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2,3-Dichlorobenzoyl chloride is primarily used as an intermediate in organic synthesis, a precursor in pharmaceutical development, and in the creation of novel agrochemicals and materials.
What is the CAS number and chemical formula for 2,3-Dichlorobenzoyl chloride?
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The CAS number for 2,3-Dichlorobenzoyl chloride is 2905-60-4, and its empirical formula is C7H3Cl3O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,3-Dichlorobenzoyl chloride. The specific assay and grade are detailed on the product's Certificate of Analysis. Tech Serve Solutions does not represent this product as USP, BP, or EP grade.
What are the main safety hazards associated with 2,3-Dichlorobenzoyl chloride?
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2,3-Dichlorobenzoyl chloride is classified as Danger. It is harmful if swallowed (H302), causes severe skin burns and eye damage (H314), and is very toxic to aquatic life with long-lasting effects (H410). Handle with appropriate personal protective equipment in a well-ventilated area.
Does Tech Serve Solutions export 2,3-Dichlorobenzoyl chloride?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 2,3-Dichlorobenzoyl chloride, ensuring compliant international shipping.
How can I request a quote or sample for 2,3-Dichlorobenzoyl chloride?
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To request a quote or sample, please use the online inquiry form or contact our sales team directly. Provide the product name and CAS number (2905-60-4) for prompt service.
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