4,6-Dichloropyrimidine
4,6-Dichloropyrimidine (CAS: 1193-21-1), a halogenated heterocyclic compound with the molecular formula C4H2Cl2N2 and a molecular weight of 148.98 g/mol, serves as a valuable intermediate in organic synthesis. It is commonly employed in the chemical industry for the construction of more complex molecules, particularly within the realms of pharmaceuticals and agrochemicals, owing to the reactivity of its chlorine substituents. TSS supplies this compound with a purity of 97%.
- Synonyms
- C4H2Cl2N24,6-Dichloropyrimidine

Pharmaceutical Intermediate
4,6-Dichloropyrimidine is a key building block in the synthesis of various active pharmaceutical ingredients (APIs). Its pyrimidine core can be functionalized to create novel drug candidates for diverse therapeutic areas.
Agrochemical Synthesis
This compound is utilised in the development of new pesticides, herbicides, and fungicides. The dichloropyrimidine structure allows for the introduction of specific groups to enhance biological activity and target specificity in crop protection agents.
Organic Synthesis Reagent
As a versatile reagent, 4,6-Dichloropyrimidine enables researchers to construct complex organic molecules. It is frequently used in academic and industrial research for exploring new chemical reactions and synthetic pathways.
| Molecular weight | 148.98 |
|---|---|
| Empirical formula | C4H2Cl2N2 |
| Assay | 97% |
| Grade | purum |
| Boiling point | 176 °C(lit.) |
| Solubility | 95% ethanol: soluble50 mg/mL, clear to very slightly hazy, colorless to yellow |
| Melting point | 65-67 °C(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3263 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-45 |
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 4,6-Dichloropyrimidine primarily used for?
+
4,6-Dichloropyrimidine is primarily used as a building block in organic synthesis, particularly for the preparation of pharmaceuticals and agrochemicals.
What are the CAS number and formula for 4,6-Dichloropyrimidine?
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The CAS number for 4,6-Dichloropyrimidine is 1193-21-1 and its molecular formula is C4H2Cl2N2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4,6-Dichloropyrimidine with a purity of 97% (purum grade). We do not represent this product as USP, BP, or EP grade.
How should 4,6-Dichloropyrimidine be handled safely?
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4,6-Dichloropyrimidine is classified as corrosive (H314). Handling requires stringent safety measures, including the use of full-face particle respirators (N100), chemical-resistant gloves, and eye protection such as eyeshields and face shields. Always consult the Safety Data Sheet (SDS) before use.
Is 4,6-Dichloropyrimidine a controlled substance?
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The provided data does not indicate that 4,6-Dichloropyrimidine is a controlled substance.
How can I request a sample or quote for 4,6-Dichloropyrimidine?
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Please contact our sales team via the website or direct email to request a sample or a quotation for 4,6-Dichloropyrimidine.
How is 4,6-Dichloropyrimidine packed and shipped?
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4,6-Dichloropyrimidine is packed and shipped according to international regulations for hazardous materials (UN 3263, Class 8, PG II). TSS is a global supplier and exporter.
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