3,4-Pyridinedicarbonitrile
3,4-Pyridinedicarbonitrile (CAS: 1633-44-9) is a chemical compound with the molecular formula C7H3N3 and a molecular weight of 129.12 g/mol. This pyridinederivative serves as a valuable building block and intermediate in various chemical syntheses. Its applications span across different scientific disciplines, particularly in research and development within cell biology and related fields, making it a useful reagent for laboratory purposes.
- IUPAC
- Cinchomeronic dinitrile
- Synonyms
- Cinchomeronic dinitrile

Chemical Synthesis Intermediate
3,4-Pyridinedicarbonitrile functions as a key intermediate in the synthesis of more complex organic molecules. Its dinitrile functionality allows for diverse chemical transformations.
Research and Development
The compound is employed in research settings, particularly within academic and industrial laboratories exploring novel chemical entities and pathways.
Cell Biology Applications
Its designation within cell biology suggests potential uses in the development of probes or reagents for studying cellular processes. It is also relevant in hematology and histology research.
| Molecular weight | 129.12 |
|---|---|
| Empirical formula | C7H3N3 |
| Assay | 96% |
| Melting point | 79-81 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38 |
| Safety statements (S) | 26-36 |
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 3,4-Pyridinedicarbonitrile used for?
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3,4-Pyridinedicarbonitrile is used as an intermediate in chemical synthesis and in research and development, particularly within cell biology, hematology, and histology.
What is the CAS number and formula for 3,4-Pyridinedicarbonitrile?
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The CAS number for 3,4-Pyridinedicarbonitrile is 1633-44-9 and its empirical formula is C7H3N3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,4-Pyridinedicarbonitrile with a minimum assay of 96%. This product is supplied for laboratory and research purposes and is not represented as USP, BP, EP, or food grade.
How should 3,4-Pyridinedicarbonitrile be handled safely?
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3,4-Pyridinedicarbonitrile is classified as harmful if swallowed, in contact with skin, or if inhaled, and causes skin and eye irritation, and may cause respiratory irritation. When handling, wear a dust mask type N95 (US), eyeshields, and gloves. Ensure adequate ventilation and avoid dust formation. In case of contact, rinse eyes thoroughly and seek medical attention if irritation persists.
How is 3,4-Pyridinedicarbonitrile packed and shipped?
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3,4-Pyridinedicarbonitrile is typically packed in secure containers suitable for chemical transport and is exported globally by Tech Serve Solutions in compliance with relevant shipping regulations.
How can I request a sample or quote for 3,4-Pyridinedicarbonitrile?
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To request a sample or a quotation for 3,4-Pyridinedicarbonitrile, please contact the Tech Serve Solutions sales department through our website or by direct inquiry.
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