2-Amino-5-bromo-1,3,4-thiadiazole
2-Amino-5-bromo-1,3,4-thiadiazole (CAS: 37566-39-5) is a halogenated heterocyclic compound with the molecular formula C2H2BrN3S and a molecular weight of 180.03 g/mol. This chemical serves as a valuable building block in organic synthesis. Its structure, featuring a thiadiazole ring substituted with an amino and a bromine group, makes it a useful intermediate for the development of novel molecules, particularly in the fields of medicinal chemistry and material science.
- IUPAC
- 5-Bromo-[1,3,4]thiadiazol-2-ylamine
- Synonyms
- 37566-39-55-Bromo-[1,3,4]thiadiazol-2-ylamine

Organic Synthesis Intermediate
Utilised as a key building block in the synthesis of more complex organic molecules. Its reactive sites allow for diverse chemical transformations.
Medicinal Chemistry Research
A scaffold for the development of potential pharmaceutical agents. The thiadiazole core is found in various biologically active compounds.
Material Science Applications
Incorporated into the design of novel materials due to its specific structural and electronic properties.
| Molecular weight | 180.03 |
|---|---|
| Empirical formula | C2H2BrN3S |
| Assay | 95% (HPLC) |
| Melting point | 178-182 °C (dec.) |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H319Causes serious eye irritation
- H332Harmful if inhaled
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 20/21/22-36 |
| Safety statements (S) | 22-36/37/39 |
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-1,3,4-thiadiazole used for?
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2-Amino-5-bromo-1,3,4-thiadiazole is primarily used as a building block in organic synthesis, particularly in medicinal chemistry research and material science.
What are the CAS number and molecular formula?
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The CAS number is 37566-39-5 and the molecular formula is C2H2BrN3S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Amino-5-bromo-1,3,4-thiadiazole with a purity of 95% (HPLC). We do not represent this product as USP, BP, or EP grade.
How should 2-Amino-5-bromo-1,3,4-thiadiazole be handled?
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This compound is classified under GHS07 with a Warning signal word. It carries hazard statements H302, H312, H319, and H332, indicating it is harmful if swallowed, in contact with skin, and if inhaled, and causes serious eye irritation. Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Handle in a well-ventilated area and avoid dust formation.
How is this chemical shipped and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, ensuring appropriate packaging and documentation for international shipment.
How can I request a sample or quote?
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Please contact our sales team through the website or via direct inquiry to request a sample or a quotation for 2-Amino-5-bromo-1,3,4-thiadiazole.
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