Methyl 4-chlorobenzoate
Methyl 4-chlorobenzoate (CAS: 1126-46-1, Formula: ClC6H4CO2CH3) is an organic compound with a molecular weight of 170.59 g/mol. This ester serves as a valuable building block in organic synthesis and is recognised for its utility in analytical chemistry. It has been employed in the quantitative determination of specific metabolites using gas chromatography-mass spectrometry, demonstrating its role in research and analytical applications within the chemical and pharmaceutical sectors.

Analytical Standard
Methyl 4-chlorobenzoate functions as an analytical standard. It has been specifically utilised in the quantitative determination of metabolites like chlorophenoxyisobutyrate (CPIB) and salicylic acid via GC-MS methods.
Organic Synthesis Intermediate
As a key building block, this compound is integral to various chemical synthesis pathways. Its structure allows for further functionalisation in the creation of more complex organic molecules.
Research Chemical
This ester is employed in laboratory settings for research purposes, contributing to advancements in synthetic chemistry and analytical methodologies.
| Molecular weight | 170.59 |
|---|---|
| Linear formula | ClC6H4CO2CH3 |
| Assay | 99% |
| Application | Methyl 4-chlorobenzoate was used in quantitative determination of chlorophenoxyisobutyrate (CPIB) and salicylic acid, the metabolites of clofibrate and aspirin, by GC-MS method1. |
| Melting point | 42-44 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Flash point | 107 °C / 224.6 °F |
| Water hazard class (WGK, DE) | 3 |
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 Methyl 4-chlorobenzoate used for?
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Methyl 4-chlorobenzoate is primarily used as an analytical standard for quantitative determination of certain metabolites and as a building block in organic synthesis.
What is the CAS number and chemical formula for Methyl 4-chlorobenzoate?
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The CAS number for Methyl 4-chlorobenzoate is 1126-46-1, and its chemical formula is ClC6H4CO2CH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Methyl 4-chlorobenzoate with an assay of 99%. We do not represent this product as USP, BP, or EP grade.
What are the safety considerations when handling Methyl 4-chlorobenzoate?
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Handling Methyl 4-chlorobenzoate requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. Refer to the Safety Data Sheet for comprehensive hazard information.
How is Methyl 4-chlorobenzoate typically shipped or exported?
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Tech Serve Solutions exports fine chemicals globally. Specific packaging and shipping details for Methyl 4-chlorobenzoate can be provided upon request, adhering to all relevant international regulations.
How can I request a sample or quote for Methyl 4-chlorobenzoate?
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To request a sample or a quote for Methyl 4-chlorobenzoate, please contact our sales team through the website or by phone. We will be happy to assist you.
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