2-Chloro-5-ethylpyrimidine
2-Chloro-5-ethylpyrimidine (CAS: 111196-81-7), with the molecular formula C6H7ClN2 and a molecular weight of 142.59 g/mol, is a halogenated pyrimidine derivative. It serves as a versatile building block in organic synthesis. Its chemical structure makes it suitable for incorporation into more complex molecules, particularly within the fields of pharmaceutical research and chemical development.

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of complex organic compounds. Its reactive chlorine atom allows for various nucleophilic substitution reactions.
Pharmaceutical Research
A valuable building block for the development of novel pharmaceutical agents. Pyrimidine derivatives are common motifs in many drug structures.
Agrochemical Development
Can be employed in the synthesis pathways for new agrochemical compounds, contributing to crop protection solutions.
Material Science
Potentially used in the design and synthesis of functional materials due to its heterocyclic structure.
| Molecular weight | 142.59 |
|---|---|
| Empirical formula | C6H7ClN2 |
| Assay | 97% |
| Boiling point | 223 °C(lit.) |
| Density | 1.174 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.521(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 | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 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 2-Chloro-5-ethylpyrimidine used for?
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2-Chloro-5-ethylpyrimidine is primarily used as a building block in organic synthesis, particularly in pharmaceutical research and the development of novel chemical entities.
What are the CAS number and formula for 2-Chloro-5-ethylpyrimidine?
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The CAS number for 2-Chloro-5-ethylpyrimidine is 111196-81-7, and its empirical formula is C6H7ClN2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Chloro-5-ethylpyrimidine with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 2-Chloro-5-ethylpyrimidine be handled?
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2-Chloro-5-ethylpyrimidine is a Warning substance classified with H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Handle with appropriate personal protective equipment, including eyeshields and gloves, and ensure adequate ventilation. Refer to the Safety Data Sheet for full details.
How is 2-Chloro-5-ethylpyrimidine packed, shipped, and exported?
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2-Chloro-5-ethylpyrimidine is carefully packed according to international shipping regulations for hazardous materials. Tech Serve Solutions is an experienced global exporter.
How can I request a quote or sample for 2-Chloro-5-ethylpyrimidine?
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To request a quote or a sample, please contact our sales team through the website or by calling our office. Please provide your contact details and the quantity required.
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