2-Chlorobenzyl chloroformate
2-Chlorobenzyl chloroformate (CAS 39545-31-8), with the linear formula ClCO2CH2C6H4Cl and a molecular weight of 205.04 g/mol, is a reactive organic compound. It functions as a useful building block and carbonyl compound in chemical synthesis. Its characteristics as an acid halide make it valuable for introducing specific functional groups in various organic transformations.

Organic Synthesis Intermediate
2-Chlorobenzyl chloroformate serves as a key intermediate in the synthesis of complex organic molecules. Its reactive chloroformate group allows for facile derivatization.
Building Block for Pharmaceuticals
This compound can be employed as a foundational building block in the development of novel pharmaceutical agents. It enables the construction of specific structural motifs.
Reagent in Chemical Research
Utilised in academic and industrial research laboratories, 2-Chlorobenzyl chloroformate is applied in the exploration of new synthetic routes and chemical entities.
| Molecular weight | 205.04 |
|---|---|
| Linear formula | ClCO2CH2C6H4Cl |
| Assay | 97% |
| Boiling point | 50 °C/100 mmHg(lit.) |
| Density | 1.339 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.536(lit.) |
| Vapour pressure | 1.36 psi (20 °C) |


Hazard statements
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H314Causes severe skin burns and eye damage
- H331Toxic if inhaled
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- 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 | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 3277 6.1/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,C |
| Risk statements (R) | 23/24/25-34 |
| 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-Chlorobenzyl chloroformate used for?
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2-Chlorobenzyl chloroformate is primarily used as an intermediate and building block in organic synthesis, particularly in the development of pharmaceuticals and in chemical research.
What is the CAS number and chemical formula for 2-Chlorobenzyl chloroformate?
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The CAS number is 39545-31-8, and the linear formula is ClCO2CH2C6H4Cl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Chlorobenzyl chloroformate with an assay of 97%. TSS does not represent this product as USP, BP, or EP grade.
What are the safety considerations when handling 2-Chlorobenzyl chloroformate?
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This compound is hazardous, presenting significant risks including toxicity (H301, H311, H331) and severe skin burns/eye damage (H314). It requires the use of appropriate personal protective equipment such as full-face respirators, gloves, and goggles, along with stringent handling procedures.
How is 2-Chlorobenzyl chloroformate packed, shipped, and exported?
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2-Chlorobenzyl chloroformate is packed in compliance with transport regulations for hazardous materials. Tech Serve Solutions has extensive experience in exporting fine chemicals globally, adhering to all international shipping requirements.
How can I request a quote or sample for 2-Chlorobenzyl chloroformate?
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To request a quote or sample, please use the contact form on our website or call our sales department directly. Our team will respond promptly to your inquiry.
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