2,4-Difluoropyrimidine
2,4-Difluoropyrimidine (CAS: 2802-61-1), with the molecular formula C4H2F2N2 and a molecular weight of 116.07 g/mol, is a heterocyclic organic compound. This fluorinated pyrimidine derivative serves as a valuable building block in chemical synthesis. Its specific structure lends itself to the creation of more complex molecules, particularly within the pharmaceutical and agrochemical industries. It is supplied by TSS with an assay of 97%.
- Synonyms
- C4H2F2N2

Pharmaceutical Intermediate
2,4-Difluoropyrimidine is employed as a key intermediate in the synthesis of novel pharmaceutical compounds. Its difluorinated structure can introduce specific electronic and steric properties crucial for drug efficacy.
Agrochemical Development
This compound can be utilized in the research and development of new agrochemicals, such as herbicides or fungicides. The presence of fluorine often enhances the biological activity and metabolic stability of such agents.
Material Science Research
As a fluorinated heterocyclic building block, 2,4-Difluoropyrimidine may find applications in the development of advanced materials, including polymers or specialised organic electronic components.
Organic Synthesis Reagent
It acts as a versatile reagent in general organic synthesis, enabling the introduction of the difluoropyrimidine moiety into various molecular scaffolds for further chemical exploration.
| Molecular weight | 116.07 |
|---|---|
| Empirical formula | C4H2F2N2 |
| Assay | 97% |
| Boiling point | 118-120 °C |
| Density | 1.359 g/mL at 25 °C |
| Refractive index | n20/D 1.432 |



Hazard statements
- H226Flammable liquid and vapour
- H302Harmful if swallowed
- H315Causes skin irritation
- 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
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 41 °C / 105.8 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 10-22-37/38-41 |
| Safety statements (S) | 26-39 |
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 2,4-Difluoropyrimidine used for?
+
2,4-Difluoropyrimidine (CAS: 2802-61-1) is primarily used as a building block in chemical synthesis, notably for developing pharmaceuticals, agrochemicals, and potentially advanced materials.
What are the CAS number and molecular formula for 2,4-Difluoropyrimidine?
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The CAS number for 2,4-Difluoropyrimidine is 2802-61-1, and its molecular formula is C4H2F2N2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,4-Difluoropyrimidine with an assay of 97%. This is a research-grade chemical and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should 2,4-Difluoropyrimidine be handled safely?
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Danger! 2,4-Difluoropyrimidine is flammable (H226), harmful if swallowed (H302), causes skin irritation (H315), causes serious eye damage (H318), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment, including eyeshields, chemical-resistant gloves, and a suitable respirator in well-ventilated areas.
How is 2,4-Difluoropyrimidine packed, shipped, and exported?
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2,4-Difluoropyrimidine is classified under UN 1993 and is packed, shipped, and exported according to international regulations for hazardous materials.
How can I request a sample or a quote for 2,4-Difluoropyrimidine?
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To request a sample or obtain a quote for 2,4-Difluoropyrimidine, please contact the Tech Serve Solutions sales department via the website or direct inquiry channels.
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