3,5-Dichloro-4-pyridinecarbonitrile
3,5-Dichloro-4-pyridinecarbonitrile (CAS: 153463-65-1) is a halogenated heterocyclic building block with the molecular formula C6H2Cl2N2 and a molecular weight of 173.00 g/mol. It serves as a valuable intermediate in organic synthesis, particularly within the fields of chemical research and pharmaceutical development. Its unique structure, featuring a pyridine ring substituted with two chlorine atoms and a nitrile group, allows for diverse chemical transformations, making it a useful component in the creation of more complex molecules.
- Synonyms
- C6H2Cl2N23,5-Dichloro-4-cyanopyridine

Organic Synthesis Intermediate
This compound is frequently employed as a key intermediate in multi-step organic synthesis. Its reactive sites enable its use in the preparation of novel heterocyclic compounds and complex organic molecules for various research purposes.
Pharmaceutical Research
As a versatile building block, 3,5-Dichloro-4-pyridinecarbonitrile is utilised in the research and development of potential pharmaceutical agents. Its structural features can be incorporated into drug candidates targeting various biological pathways.
Agrochemical Development
The pyridine scaffold and halogen substituents make this chemical a potential precursor in the development of new agrochemicals, such as pesticides or herbicides, through targeted synthetic routes.
Material Science Applications
This molecule may find application in the synthesis of functional materials. Its unique electronic and structural properties could be leveraged in the creation of advanced materials with specific optical or electronic characteristics.
| Molecular weight | 173.00 |
|---|---|
| Empirical formula | C6H2Cl2N2 |
| Assay | 97% |
| Melting point | 115-119 °C(lit.) |


Hazard statements
- H301Toxic if swallowed
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H318Causes serious eye damage
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-37/38-41-43 |
| Safety statements (S) | 26-36/37/39 |
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 3,5-Dichloro-4-pyridinecarbonitrile used for?
+
3,5-Dichloro-4-pyridinecarbonitrile (CAS: 153463-65-1) is primarily used as a building block and intermediate in organic synthesis, particularly in pharmaceutical research, agrochemical development, and the creation of novel heterocyclic compounds.
What is the CAS number and chemical formula for 3,5-Dichloro-4-pyridinecarbonitrile?
+
The CAS number is 153463-65-1 and the chemical formula is C6H2Cl2N2.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 3,5-Dichloro-4-pyridinecarbonitrile with an assay of 97%. We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should 3,5-Dichloro-4-pyridinecarbonitrile be handled?
+
This compound is classified as Dangerous. Hazards include toxicity if swallowed, skin irritation, allergic skin reaction, serious eye damage, and respiratory irritation. Handle with appropriate personal protective equipment including a dust mask type N95, eyeshields, face shields, and gloves in a well-ventilated area. Refer to the Safety Data Sheet (SDS) for comprehensive handling instructions.
How is 3,5-Dichloro-4-pyridinecarbonitrile packed and exported?
+
Tech Serve Solutions packs and exports 3,5-Dichloro-4-pyridinecarbonitrile in compliance with international regulations for hazardous materials, including UN 2811 classification for transport.
How can I request a sample or quote for 3,5-Dichloro-4-pyridinecarbonitrile?
+
To request a sample or a quote for 3,5-Dichloro-4-pyridinecarbonitrile, please use the contact form on our website or contact our sales team directly with your inquiry.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis