4-Chloro-3-methylpyridine hydrochloride
4-Chloro-3-methylpyridine hydrochloride (CAS: 19524-08-4) is a chemical compound with the formula C6H6ClN · HCl and a molecular weight of 164.03 g/mol. As a halogenated heterocyclic building block, it is primarily utilised in organic synthesis and chemical research. This compound serves as a valuable intermediate in the preparation of more complex molecules, contributing to advancements in various chemical fields. It is supplied by Tech Serve Solutions for laboratory and industrial applications.
- IUPAC
- 4-Chloro-3-picoline hydrochloride
- Synonyms
- 4-Chloro-3-picoline hydrochloride

Organic Synthesis Intermediate
This compound functions as a key building block in the synthesis of novel organic molecules. Its structure allows for versatile chemical modifications, making it useful in the development of new chemical entities.
Heterocyclic Chemistry Research
As a substituted pyridine derivative, it is employed in academic and industrial research focused on heterocyclic chemistry. It aids in exploring new reaction pathways and developing functional materials.
Pharmaceutical Intermediate Development
The compound can serve as an intermediate in the multi-step synthesis of pharmaceutical candidates. Its halogenated pyridine core is a common structural motif in biologically active molecules.
| Molecular weight | 164.03 |
|---|---|
| Empirical formula | C6H6ClN · HCl |
| Assay | 97% |
| Melting point | 165-169 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36/37 |
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-Chloro-3-methylpyridine hydrochloride used for?
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4-Chloro-3-methylpyridine hydrochloride is used as a building block and intermediate in organic synthesis, particularly in heterocyclic chemistry and the development of pharmaceutical compounds.
What is the CAS number and chemical formula for 4-Chloro-3-methylpyridine hydrochloride?
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The CAS number is 19524-08-4 and the chemical formula is C6H6ClN · HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Chloro-3-methylpyridine hydrochloride with an assay of 97%. This product is supplied for research and development purposes and is not represented as USP, BP, EP, or other pharmacopoeial grades.
How should 4-Chloro-3-methylpyridine hydrochloride be handled?
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4-Chloro-3-methylpyridine hydrochloride is classified as a Warning substance, with hazards including skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). It requires handling with appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eyeshields, and gloves. Ensure adequate ventilation and avoid dust formation.
Is 4-Chloro-3-methylpyridine hydrochloride a controlled substance?
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The provided data does not indicate that 4-Chloro-3-methylpyridine hydrochloride is a controlled substance.
How is this chemical packed and exported?
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Tech Serve Solutions professionally packs and exports chemicals globally, adhering to all necessary regulations for safe transport.
How can I request a sample or quote for 4-Chloro-3-methylpyridine hydrochloride?
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To request a sample or a quote, please contact the Tech Serve Solutions sales team through our website or direct contact details, specifying the product name and CAS number.
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