4-(Chloromethyl)phenyl acetate
4-(Chloromethyl)phenyl acetate (CAS: 39720-27-9), with the molecular formula CH3CO2C6H4CH2Cl and a molecular weight of 184.62 g/mol, is a versatile organic building block. This ester derivative finds utility in various chemical synthesis pathways, particularly where the introduction of a substituted benzyl moiety is required. Its chemical structure facilitates further functionalisation, making it valuable in research and development settings.

Chemical Synthesis Intermediate
This compound serves as a key intermediate in the synthesis of more complex organic molecules. Its reactive chloromethyl group allows for nucleophilic substitution reactions, enabling the formation of new carbon-carbon or carbon-heteroatom bonds.
Research and Development
Utilised in academic and industrial research laboratories for the development of novel chemical entities. Its defined structure and reactivity make it a useful reagent in exploring new synthetic methodologies and target molecules.
Organic Building Block
As an organic building block, 4-(Chloromethyl)phenyl acetate provides a readily accessible benzyl chloride fragment functionalised with an acetate ester. This makes it suitable for constructing specific molecular architectures.
| Molecular weight | 184.62 |
|---|---|
| Linear formula | CH3CO2C6H4CH2Cl |
| Assay | 98% |
| Boiling point | 240 °C(lit.) |
| Density | 1.201 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.53(lit.) |


Hazard statements
- H302Harmful if swallowed
- H314Causes severe skin burns and eye damage
- H317May cause an allergic skin reaction
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 | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 3265 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 22-34-43 |
| 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 4-(Chloromethyl)phenyl acetate used for?
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4-(Chloromethyl)phenyl acetate is primarily used as an intermediate in chemical synthesis and as a building block in organic chemistry research and development.
What is the CAS number and molecular formula for 4-(Chloromethyl)phenyl acetate?
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The CAS number is 39720-27-9 and the molecular formula is CH3CO2C6H4CH2Cl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-(Chloromethyl)phenyl acetate with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
How should 4-(Chloromethyl)phenyl acetate be handled safely?
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This compound is classified as Danger, with hazards including being harmful if swallowed and causing severe skin burns and eye damage. Appropriate personal protective equipment, including gloves, goggles, and respiratory protection, must be worn. Handle in a well-ventilated area.
Is 4-(Chloromethyl)phenyl acetate exported by TSS?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 4-(Chloromethyl)phenyl acetate.
How can I request a sample or quote for 4-(Chloromethyl)phenyl acetate?
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Please contact our sales team via the website or by phone to request a sample or a quotation for 4-(Chloromethyl)phenyl acetate.
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