3-Chlorobenzyl chloride
3-Chlorobenzyl chloride (CAS: 620-20-2) is an organic compound with the formula ClC6H4CH2Cl and a molecular weight of 161.03 g/mol. This halogenated hydrocarbon serves as a valuable building block in organic synthesis. It is utilised in various chemical reactions, particularly in the preparation of more complex molecules. Its properties make it suitable for research and development in chemical synthesis.
- IUPAC
- 3,α-Dichlorotoluene
- Synonyms
- 3,alpha-Dichlorotoluene

Organic Synthesis Intermediate
3-Chlorobenzyl chloride is employed as a reactive intermediate in the synthesis of various organic compounds. Its structure allows for functionalisation and incorporation into larger molecular frameworks.
Research and Development
Utilised in laboratory settings for research purposes, including the exploration of new synthetic pathways and the development of novel chemical entities.
Preparation of Aryl Compounds
It has been documented for use in reactions involving the preparation of substituted benzyl compounds, such as in a reported synthesis involving 3-methoxybenzyl chloride and ethyl 4-bromobenzoate.
| Molecular weight | 161.03 |
|---|---|
| Linear formula | ClC6H4CH2Cl |
| Assay | 98% |
| Boiling point | 215-216 °C(lit.) |
| Density | 1.27 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.555(lit.) |
| Application | 3-Chlorobenzyl chloride has been used in the reaction of 3-methoxybenzyl chloride and ethyl 4-bromobenzoate in pure water, using zinc dust and a Pd catalyst1. |

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 | 98 °C / 208.4 °F |
| Transport (UN / ADR) | UN 2235 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| 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 3-Chlorobenzyl chloride used for?
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3-Chlorobenzyl chloride is primarily used as an intermediate in organic synthesis and for research and development purposes in chemical laboratories. It has been employed in reactions to prepare substituted aryl compounds.
What is the CAS number and chemical formula for 3-Chlorobenzyl chloride?
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The CAS number for 3-Chlorobenzyl chloride is 620-20-2, and its chemical formula is ClC6H4CH2Cl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Chlorobenzyl chloride with a purity of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the primary safety concerns when handling 3-Chlorobenzyl chloride?
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3-Chlorobenzyl chloride is classified as Dangerous. It causes severe skin burns and eye damage (H314). Appropriate personal protective equipment, including face shields, gloves, and respiratory protection, is essential during handling.
Is 3-Chlorobenzyl chloride a controlled substance?
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The provided data does not indicate that 3-Chlorobenzyl chloride is a controlled substance. However, users should always comply with local regulations regarding chemical handling and storage.
How is 3-Chlorobenzyl chloride packed, shipped, and exported?
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As a specialist global supplier and exporter, Tech Serve Solutions adheres to stringent safety and regulatory standards for the packing, shipping, and export of chemicals like 3-Chlorobenzyl chloride.
How can I request a quote or sample of 3-Chlorobenzyl chloride?
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Please contact our sales department through the TSS website or by phone to request a quote or sample of 3-Chlorobenzyl chloride.
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