4,6-Dichloroquinoline
4,6-Dichloroquinoline (CAS: 4203-18-3) is a halogenated heterocyclic compound with the molecular formula C9H5Cl2N and a molecular weight of 198.05 g/mol. This building block is primarily utilised in chemical synthesis for the development of more complex molecular structures. Its quinoline core, functionalised with two chlorine atoms, makes it a valuable intermediate in organic chemistry research and development.
- Synonyms
- C9H5Cl2N

Organic Synthesis Intermediate
4,6-Dichloroquinoline serves as a key intermediate in the synthesis of various organic compounds. Its reactive chlorine atoms allow for further functionalisation and elaboration into diverse molecular scaffolds.
Heterocyclic Chemistry
As a substituted quinoline, this compound is integral to studies and applications within heterocyclic chemistry. It is employed in the construction of novel heterocyclic systems with potential biological or material science relevance.
Research and Development
This chemical is frequently used in research laboratories for exploring new synthetic routes and creating novel chemical entities. It is a valuable tool for academic and industrial chemists.
| Molecular weight | 198.05 |
|---|---|
| Empirical formula | C9H5Cl2N |


Hazard statements
- H301Toxic if swallowed
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 25-41 |
| Safety statements (S) | 26-39-45 |
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 4,6-Dichloroquinoline used for?
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4,6-Dichloroquinoline is primarily used as an intermediate in organic synthesis and heterocyclic chemistry research and development.
What is the CAS number and molecular formula for 4,6-Dichloroquinoline?
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The CAS number for 4,6-Dichloroquinoline is 4203-18-3, and its molecular formula is C9H5Cl2N.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4,6-Dichloroquinoline as a technical/research grade material. We do not represent this product as USP, BP, or EP grade.
How should 4,6-Dichloroquinoline be handled?
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4,6-Dichloroquinoline is a Danger substance. It is toxic if swallowed (H301) and causes serious eye damage (H318). Handle with appropriate personal protective equipment, including gloves, eye protection, and respiratory protection, in a well-ventilated area. Seek immediate medical attention if swallowed or if eye contact occurs.
How is 4,6-Dichloroquinoline packed, shipped, and exported?
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4,6-Dichloroquinoline is packed according to relevant transport regulations for hazardous materials. As an exporter, Tech Serve Solutions adheres to international shipping standards for chemicals such as UN 2811, Class 6.1, Packing Group III.
How can I request a sample or quote for 4,6-Dichloroquinoline?
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To request a sample or a quotation for 4,6-Dichloroquinoline, please contact our sales team through the website or by calling our office.
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