6-Chloronicotinamide
6-Chloronicotinamide (CAS: 6271-78-9, Formula: C6H5ClN2O) is a halogenated heterocyclic compound with a molecular weight of 156.57 g/mol. This chemical serves as a valuable building block in organic synthesis, particularly within the pharmaceutical and agrochemical sectors. Its structure, featuring a chlorinated pyridine ring with an amide group, allows for diverse chemical modifications and incorporation into more complex molecular architectures, contributing to the development of novel compounds.

Pharmaceutical Intermediate
Utilised in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates. The chloropyridine moiety is a common feature in many biologically active molecules.
Agrochemical Synthesis
Serves as a precursor for developing new pesticides, herbicides, and fungicides. Its structure can be modified to create compounds with specific biological activities.
Organic Synthesis Reagent
A versatile building block for constructing complex heterocyclic systems. It is employed in research and development for creating novel chemical entities.
| Molecular weight | 156.57 |
|---|---|
| Empirical formula | C6H5ClN2O |
| Assay | 98% |
| Melting point | 210-212 °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) | 26-37/39 |
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 6-Chloronicotinamide used for?
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6-Chloronicotinamide is primarily used as a building block in organic synthesis, particularly for pharmaceuticals and agrochemicals, and as a reagent in chemical synthesis.
What are the CAS number and formula for 6-Chloronicotinamide?
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The CAS number is 6271-78-9 and the molecular formula is C6H5ClN2O.
What grade and purity does Tech Serve Solutions supply for 6-Chloronicotinamide?
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Tech Serve Solutions supplies 6-Chloronicotinamide with an assay of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated in the product documentation.
How should 6-Chloronicotinamide be handled safely?
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6-Chloronicotinamide is classified as a Warning. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Ensure adequate ventilation and avoid breathing dust.
Is 6-Chloronicotinamide a controlled substance?
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Based on the provided data, there is no indication that 6-Chloronicotinamide (CAS: 6271-78-9) is a controlled substance.
How is 6-Chloronicotinamide packed, shipped, and exported?
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Tech Serve Solutions, a specialist global supplier, exporter, and exporter of fine chemicals, packages and ships 6-Chloronicotinamide according to international standards for chemical transport.
How can I request a sample or quote for 6-Chloronicotinamide?
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To request a sample or a quote for 6-Chloronicotinamide, please contact our sales team through the provided channels on the Tech Serve Solutions website.
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