2-Amino-5-bromo-4-methylpyrimidine
2-Amino-5-bromo-4-methylpyrimidine (CAS: 17321-93-6), with the molecular formula C5H6BrN3 and a molecular weight of 188.03 g/mol, is a halogenated heterocyclic organic compound. It serves as a valuable building block in organic synthesis, particularly for the creation of more complex molecules in the pharmaceutical and agrochemical industries. Its structure, featuring a pyrimidine core with amino and bromo substituents, allows for diverse chemical transformations.

Pharmaceutical Intermediates
This compound is employed as a key intermediate in the synthesis of active pharmaceutical ingredients (APIs). The bromine atom and amino group provide reactive sites for further functionalisation, enabling the construction of novel drug candidates.
Agrochemical Research
It can be utilised in the development of new pesticides, herbicides, and fungicides. Its heterocyclic nature is often found in biologically active agrochemical compounds, making it a useful starting material for research.
Organic Synthesis Building Block
As a versatile building block, 2-Amino-5-bromo-4-methylpyrimidine is instrumental in constructing complex organic molecules. It is suitable for reactions such as cross-coupling, nucleophilic substitution, and derivatisation.
Material Science
Research into novel materials may involve pyrimidine derivatives. This compound could be explored for its potential incorporation into functional materials due to its specific electronic and structural properties.
| Molecular weight | 188.03 |
|---|---|
| Empirical formula | C5H6BrN3 |
| Assay | 97% |
| Melting point | 196-200 °C |


Hazard statements
- 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
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 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-Amino-5-bromo-4-methylpyrimidine used for?
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2-Amino-5-bromo-4-methylpyrimidine is primarily used as a building block in organic synthesis, particularly for pharmaceutical and agrochemical research and development.
What is the CAS number and molecular formula for 2-Amino-5-bromo-4-methylpyrimidine?
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The CAS number is 17321-93-6, and the molecular formula is C5H6BrN3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Amino-5-bromo-4-methylpyrimidine with a minimum assay of 97%. We do not represent this product as USP, BP, or EP grade.
What are the safety concerns when handling 2-Amino-5-bromo-4-methylpyrimidine?
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This compound is classified as Danger. It is harmful if swallowed (H302), causes skin irritation (H315), causes serious eye damage (H318), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including gloves, eye protection, and respiratory protection if working with dust, should be used.
How is 2-Amino-5-bromo-4-methylpyrimidine packed and shipped?
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Tech Serve Solutions packs and ships chemicals according to international regulations for hazardous materials. Specific packaging details are available upon request, and we are experienced exporters.
How can I request a quote or sample for 2-Amino-5-bromo-4-methylpyrimidine?
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Please contact our sales team via the website or by phone to request a quote or to arrange for a sample of 2-Amino-5-bromo-4-methylpyrimidine.
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