2-Bromo-4-methylthiazole
2-Bromo-4-methylthiazole (CAS: 7238-61-1) is a halogenated heterocyclic compound with the molecular formula C4H4BrNS and a molecular weight of 178.05 g/mol. This chemical serves as a valuable building block in organic synthesis, particularly within the pharmaceutical and agrochemical industries. Its structure, featuring a thiazole ring with bromine and methyl substituents, allows for diverse chemical transformations. Available from Tech Serve Solutions with a guaranteed minimum assay of 96%, it is supplied for research and development purposes.
- IUPAC
- 2-Bromo-4-methyl-1,3-thiazole

Pharmaceutical Intermediate
Used in the synthesis of active pharmaceutical ingredients (APIs) and drug discovery programs. The thiazole moiety is a common feature in many biologically active molecules.
Agrochemical Synthesis
Serves as a precursor for developing novel pesticides, herbicides, and fungicides. Its halogenated heterocyclic nature can impart specific bioactivity.
Organic Synthesis Building Block
A versatile reagent for introducing the 4-methylthiazol-2-yl group into complex organic structures through various coupling and substitution reactions.
Material Science Research
Explored for potential applications in the development of new functional materials due to its unique heterocyclic structure.
| Molecular weight | 178.05 |
|---|---|
| Empirical formula | C4H4BrNS |
| Assay | 96% |
| Density | 1.654 g/mL at 25 °C |
| Refractive index | n20/D 1.572 |


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
| Flash point | 90 °C / 194 °F |
|---|---|
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-37/38-41 |
| 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-4-methylthiazole used for?
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2-Bromo-4-methylthiazole is primarily used as a building block in organic synthesis, particularly for the development of pharmaceuticals and agrochemicals.
What is the CAS number and formula for 2-Bromo-4-methylthiazole?
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The CAS number is 7238-61-1, and its empirical formula (Hill notation) is C4H4BrNS.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Bromo-4-methylthiazole with a minimum assay of 96%. This product is intended for research and laboratory use and is not represented as USP, BP, or EP grade.
How should 2-Bromo-4-methylthiazole be handled safely?
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2-Bromo-4-methylthiazole is a Danger hazard. It is harmful if swallowed (H302), causes skin irritation (H315), causes serious eye damage (H318), and may cause respiratory irritation (H335). Always handle with appropriate personal protective equipment (gloves, eye protection) in a well-ventilated area and consult the Safety Data Sheet (SDS) before use.
How is 2-Bromo-4-methylthiazole packed and exported?
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2-Bromo-4-methylthiazole is carefully packed according to international shipping regulations and is available for global export by Tech Serve Solutions.
How can I request a sample or quote for 2-Bromo-4-methylthiazole?
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To request a sample or obtain a quote for 2-Bromo-4-methylthiazole, please contact the Tech Serve Solutions sales team through our website or by phone.
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