2-Bromo-5-nitrothiophene
2-Bromo-5-nitrothiophene (CAS: 13195-50-1) is a chemical compound with the molecular formula C4H2BrNO2S and a molecular weight of 208.03 g/mol. This thiophene derivative serves as a valuable building block in organic synthesis, particularly in the creation of more complex heterocyclic structures. It is commonly employed in research and development settings for chemical synthesis and appears in catalogues as a halogenated heterocycle.

Organic Synthesis Intermediate
This compound is used as a key intermediate in the synthesis of novel organic molecules. Its structure, featuring both a bromine atom and a nitro group on a thiophene ring, allows for diverse chemical transformations.
Heterocyclic Chemistry Research
As a halogenated heterocyclic building block, 2-Bromo-5-nitrothiophene is utilised in academic and industrial research to explore new reaction pathways and develop novel heterocyclic compounds.
Material Science
Potential applications exist in material science, where thiophene derivatives are often investigated for their electronic and optical properties.
| Molecular weight | 208.03 |
|---|---|
| Empirical formula | C4H2BrNO2S |
| Assay | 97% |
| Melting point | 44-48 °C(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 | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| 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-Bromo-5-nitrothiophene used for?
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2-Bromo-5-nitrothiophene is primarily used as a building block in organic synthesis and in heterocyclic chemistry research for creating more complex molecular structures.
What is the CAS number and formula for 2-Bromo-5-nitrothiophene?
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The CAS number for 2-Bromo-5-nitrothiophene is 13195-50-1, and its empirical formula is C4H2BrNO2S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Bromo-5-nitrothiophene with an assay of 97%. This product is not represented as USP, BP, or EP grade.
How should 2-Bromo-5-nitrothiophene be handled?
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2-Bromo-5-nitrothiophene is a Warning compound that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a dust mask type N95 (US).
Is 2-Bromo-5-nitrothiophene a controlled substance?
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The provided data does not indicate that 2-Bromo-5-nitrothiophene is a controlled substance.
How is 2-Bromo-5-nitrothiophene packed and shipped?
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As a global supplier and exporter, Tech Serve Solutions ensures appropriate packaging for safe transport and handling of chemicals like 2-Bromo-5-nitrothiophene.
How can I request a quote or sample for 2-Bromo-5-nitrothiophene?
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Please contact Tech Serve Solutions directly via our website or sales team to request a quote or inquire about obtaining a sample.
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