2-Chlorobenzoyl chloride
2-Chlorobenzoyl chloride (CAS: 609-65-4) is an organic compound with the linear formula ClC₆H₄COCl and a molecular weight of 175.01 g/mol. This acid halide is a key intermediate in organic synthesis. It is primarily employed as a building block for the production of more complex organic molecules and is commonly used in the chemical industry for various synthetic pathways.

Organic Synthesis Intermediate
Serves as a crucial intermediate in the synthesis of various organic compounds. Its reactive acyl chloride group facilitates the introduction of the 2-chlorobenzoyl moiety into target molecules.
Pharmaceutical Building Block
Used as a building block in the development and manufacturing of pharmaceutical agents. Its structure is incorporated into the synthesis of active pharmaceutical ingredients (APIs).
Agrochemical Synthesis
Functions as a precursor in the synthesis of certain agrochemicals. The compound contributes to the development of products used in agriculture.
| Molecular weight | 175.01 |
|---|---|
| Linear formula | ClC6H4COCl |
| Assay | ≥97.0% (HPLC) |
| Boiling point | 238 °C(lit.) |
| Density | 1.382 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.572(lit.)n20/D 1.572 |
| Melting point | −4-−3 °C(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 124 °C / 255.2 °F |
| Transport (UN / ADR) | UN 3265 8 / PGII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-45 |
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-Chlorobenzoyl chloride typically used for?
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2-Chlorobenzoyl chloride is primarily used as an intermediate in organic synthesis, particularly for the production of pharmaceuticals, agrochemicals, and other complex organic molecules.
What is the CAS number and chemical formula for 2-Chlorobenzoyl chloride?
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The CAS number is 609-65-4, and its linear formula is ClC₆H₄COCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Chlorobenzoyl chloride with an assay of ≥97.0% (HPLC). We do not represent this product as USP, BP, or EP grade.
What are the main safety concerns when handling 2-Chlorobenzoyl chloride?
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2-Chlorobenzoyl chloride is classified as Danger (GHS05) and causes severe skin burns and eye damage (H314). Appropriate personal protective equipment, including faceshields, gloves, and suitable respirators, is essential. Handle with extreme caution in a well-ventilated area.
How is 2-Chlorobenzoyl chloride packed, shipped, and exported?
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2-Chlorobenzoyl chloride is packed according to stringent international safety standards for hazardous materials. Tech Serve Solutions has extensive experience in exporting chemicals globally, ensuring compliance with all relevant regulations.
How can I request a sample or quote for 2-Chlorobenzoyl chloride?
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To request a sample or a quote, please contact our sales team through the website or direct email. Provide your contact details and the quantity required.
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