2-Amino-5-bromo-3-methoxypyrazine
2-Amino-5-bromo-3-methoxypyrazine (CAS: 5900-13-0) is a halogenated heterocyclic building block with the molecular formula C5H6BrN3O and a molecular weight of 204.02 g/mol. It is primarily utilised in chemical synthesis as a key intermediate for constructing more complex molecules. Its specific structure makes it valuable in research and development, particularly within medicinal chemistry and materials science laboratories.
- IUPAC
- 3-Bromo-5-methoxy-2-pyrazinamine

Organic Synthesis Intermediate
Serves as a versatile building block in the synthesis of novel organic compounds. Its functional groups allow for diverse chemical transformations, aiding in the creation of complex molecular architectures.
Medicinal Chemistry Research
Utilised in the development of potential pharmaceutical agents. The pyrazine core and bromo/methoxy substituents offer valuable points for molecular modification in drug discovery programmes.
Materials Science Applications
Investigated for incorporation into advanced materials. The unique electronic and structural properties of substituted pyrazines can be exploited in the design of functional materials.
| Molecular weight | 204.02 |
|---|---|
| Empirical formula | C5H6BrN3O |
| Assay | 95% |
| Storage temperature | 2-8°C |
| Melting point | 135-140 °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-3-methoxypyrazine used for?
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2-Amino-5-bromo-3-methoxypyrazine (CAS: 5900-13-0) is used as a building block in organic synthesis, particularly within medicinal chemistry research and potentially in materials science.
What is the CAS number and molecular formula for 2-Amino-5-bromo-3-methoxypyrazine?
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The CAS number is 5900-13-0, and the molecular formula is C5H6BrN3O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Amino-5-bromo-3-methoxypyrazine with an assay of 95%. This product is intended for research and laboratory use and is not represented as USP, BP, EP, or pharmacopoeia grade.
How should 2-Amino-5-bromo-3-methoxypyrazine be handled safely?
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Danger: This compound is harmful if swallowed, causes skin irritation, causes serious eye damage, and may cause respiratory irritation. Handle with appropriate personal protective equipment, including gloves, eye protection, and respiratory protection if dust is generated. Ensure adequate ventilation.
How is this chemical packed and shipped?
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2-Amino-5-bromo-3-methoxypyrazine is typically stored at 2-8°C. TSS exports chemicals globally, adhering to all relevant shipping and customs regulations for hazardous materials.
How can I request a sample or quote for 2-Amino-5-bromo-3-methoxypyrazine?
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Please contact our sales team directly through our website or by phone to request a sample or a formal quotation for 2-Amino-5-bromo-3-methoxypyrazine.
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