3,4-Pyridinedicarboximide
3,4-Pyridinedicarboximide (CAS 4664-01-1), also known as Cinchomeronimide, is an organic compound with the molecular formula C7H4N2O2 and a molecular weight of 148.12 g/mol. It is primarily utilized in various laboratory applications, including histology and cell biology. This chemical serves as a valuable reagent in staining processes, contributing to its use in diagnostic and research settings.
- IUPAC
- Cinchomeronimide
- Synonyms
- Cinchomeronimide

Histology and Hematology Staining
3,4-Pyridinedicarboximide is employed as a component in staining solutions for histological and hematological samples. Its properties aid in differential staining, allowing for clearer visualization of cellular structures under microscopy.
Cell Biology Research
In cell biology, this compound can be used in specific experimental protocols. It may serve as a reagent or intermediate in the synthesis of more complex molecules relevant to cellular processes.
Laboratory Reagent
As a general laboratory reagent, 3,4-Pyridinedicarboximide finds application in organic synthesis and analytical procedures. Its defined chemical structure makes it useful for various research purposes.
| Molecular weight | 148.12 |
|---|---|
| Empirical formula | C7H4N2O2 |
| Assay | 97% |
| Melting point | 232-235 °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 3,4-Pyridinedicarboximide used for?
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3,4-Pyridinedicarboximide is used in histology, hematology, and cell biology, particularly in staining processes. It also serves as a general laboratory reagent for research and synthesis.
What are the CAS number and formula for 3,4-Pyridinedicarboximide?
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The CAS number for 3,4-Pyridinedicarboximide is 4664-01-1, and its molecular formula is C7H4N2O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,4-Pyridinedicarboximide with an assay of 97%. We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
What are the safety precautions for handling 3,4-Pyridinedicarboximide?
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3,4-Pyridinedicarboximide is a Warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Use a dust mask type N95 (US), safety glasses, and gloves. Ensure adequate ventilation and avoid breathing dust.
How is 3,4-Pyridinedicarboximide packed and shipped?
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Tech Serve Solutions securely packs and exports 3,4-Pyridinedicarboximide according to international shipping regulations for fine chemicals.
How can I request a sample or quote for 3,4-Pyridinedicarboximide?
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To request a sample or quote for 3,4-Pyridinedicarboximide, please contact our sales department through the website or by phone.
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