2-Chloro-5-methylnicotinic acid
2-Chloro-5-methylnicotinic acid (CAS 66909-30-6) is a chemical intermediate with the molecular formula C7H6ClNO2 and a molecular weight of 171.58 g/mol. It serves as a valuable building block in organic synthesis, particularly for the creation of complex heterocyclic compounds. This pyridine derivative is widely employed in the chemical industry for the development of new materials and active pharmaceutical ingredients.

Organic Synthesis Intermediate
Utilised as a key building block in multi-step organic synthesis pathways. Its structure allows for diverse chemical modifications, making it useful in the construction of novel molecular frameworks.
Pharmaceutical Research and Development
Employed in the synthesis of potential pharmaceutical compounds. Its pyridine core is a common feature in many biologically active molecules, facilitating drug discovery efforts.
Agrochemical Synthesis
Serves as a precursor in the development of new agrochemical products. The introduction of the chloro and methyl substituents on the nicotinic acid scaffold can impart specific properties to target molecules.
Material Science Applications
Investigated for its potential in the synthesis of functional materials. The unique electronic and structural properties of halogenated heterocycles can be leveraged in various material science contexts.
| Molecular weight | 171.58 |
|---|---|
| Empirical formula | C7H6ClNO2 |
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-Chloro-5-methylnicotinic acid used for?
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2-Chloro-5-methylnicotinic acid (CAS 66909-30-6) is primarily used as a building block in organic synthesis, particularly in the pharmaceutical and agrochemical industries for the development of new compounds.
What is the CAS number and formula for 2-Chloro-5-methylnicotinic acid?
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The CAS number is 66909-30-6, and the empirical formula is C7H6ClNO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Chloro-5-methylnicotinic acid with a purity of 98% minimum. This is a technical grade suitable for research and chemical synthesis; TSS does not represent it as USP, BP, or EP grade.
How is 2-Chloro-5-methylnicotinic acid supplied and shipped?
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This chemical is typically supplied in quantities suitable for laboratory and industrial use. Tech Serve Solutions is experienced in exporting chemicals globally, adhering to all relevant shipping regulations.
What are the safety considerations when handling 2-Chloro-5-methylnicotinic acid?
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2-Chloro-5-methylnicotinic acid may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment in a well-ventilated area. Avoid breathing dust/fume/gas/mist/vapours/spray. Wash skin thoroughly after handling.
How can I request a sample or quote for 2-Chloro-5-methylnicotinic acid?
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To request a sample or a quotation, please use the contact form on our website or email our sales department directly. Please include the product name and CAS number (66909-30-6) in your request.
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