2-Bromo-5-phenyl-1,3,4-thiadiazole
2-Bromo-5-phenyl-1,3,4-thiadiazole (CAS 53645-95-7) is a heterocyclic organic compound with the molecular formula C8H5BrN2S and a molecular weight of 241.11 g/mol. This brominated thiadiazole derivative serves as a valuable building block in organic synthesis. It is particularly useful in the preparation of novel heterocyclic compounds with potential applications in medicinal chemistry and materials science.
- Synonyms
- 53645-95-7

Organic Synthesis Intermediate
This compound is employed as a key intermediate in the synthesis of more complex organic molecules. Its structure allows for diverse chemical transformations, making it a versatile reagent in research and development.
Medicinal Chemistry Research
2-Bromo-5-phenyl-1,3,4-thiadiazole can be used in the development of new pharmaceutical candidates. The thiadiazole core is present in various biologically active compounds, suggesting its utility in drug discovery programs.
Materials Science
The unique electronic and structural properties of thiadiazole derivatives may find applications in the development of advanced materials, such as organic semiconductors or functional polymers.
| Molecular weight | 241.11 |
|---|---|
| Empirical formula | C8H5BrN2S |
| Assay | 97% |
| Melting point | 86-90 °C |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| Safety statements (S) | 26 |
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-Bromo-5-phenyl-1,3,4-thiadiazole primarily used for?
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It is primarily used as a building block and intermediate in organic synthesis, particularly in medicinal chemistry and materials science research.
What are the CAS number and molecular formula for this compound?
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The CAS number is 53645-95-7 and the molecular formula is C8H5BrN2S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Bromo-5-phenyl-1,3,4-thiadiazole with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 2-Bromo-5-phenyl-1,3,4-thiadiazole be handled safely?
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Handle with appropriate personal protective equipment, avoiding inhalation, ingestion, and contact with skin and eyes. This compound is classified as harmful if swallowed and causes skin, eye, and respiratory irritation (H302-H315-H319-H335). Ensure adequate ventilation.
Is this chemical available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 2-Bromo-5-phenyl-1,3,4-thiadiazole.
How can I request a sample or obtain a quote?
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Please contact our sales team through the website or by phone to request a sample or a quotation for 2-Bromo-5-phenyl-1,3,4-thiadiazole.
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