5-Bromothiazole
5-Bromothiazole (CAS: 3034-55-7) is a halogenated heterocyclic compound with the molecular formula C3H2BrNS and a molecular weight of 164.02 g/mol. It serves as a versatile building block in organic synthesis, particularly in the creation of novel pharmaceutical intermediates and agrochemicals. Available at 95% purity, it is an essential reagent for researchers and manufacturers involved in complex chemical transformations.

Pharmaceutical Intermediate Synthesis
5-Bromothiazole is utilised as a key intermediate in the synthesis of various pharmaceutically active compounds. Its thiazole ring and bromine substituent allow for diverse functionalization pathways.
Agrochemical Development
This compound finds application in the development of new agrochemicals, contributing to the creation of pesticides and herbicides. The heterocyclic structure can impart specific biological activities.
Organic Synthesis Building Block
As a halogenated heterocycle, 5-Bromothiazole is a valuable building block for constructing more complex organic molecules. It participates readily in cross-coupling reactions and other synthetic methodologies.
| Molecular weight | 164.02 |
|---|---|
| Empirical formula | C3H2BrNS |
| Assay | 95% |
| Density | 1.835 at 25 °C |
| Refractive index | n20/D 1.5955 |


Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- 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
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 76 °C / 168.8 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-37/38-41-43 |
| Safety statements (S) | 26-36/37/39 |
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 5-Bromothiazole used for?
+
5-Bromothiazole is primarily used as a building block in organic synthesis, particularly for the development of pharmaceutical intermediates and agrochemicals.
What are the CAS number and molecular formula for 5-Bromothiazole?
+
The CAS number for 5-Bromothiazole is 3034-55-7, and its molecular formula is C3H2BrNS.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 5-Bromothiazole at a purity of 95%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the primary safety hazards associated with 5-Bromothiazole?
+
5-Bromothiazole is classified as dangerous. It is harmful if swallowed (H302), causes skin irritation (H315), may cause an allergic skin reaction (H317), causes serious eye damage (H318), and may cause respiratory irritation (H335).
How is 5-Bromothiazole packed, shipped, and exported?
+
Tech Serve Solutions adheres to stringent international regulations for packing, shipping, and exporting chemicals like 5-Bromothiazole, ensuring safe and compliant delivery worldwide.
How can I request a sample or a quote for 5-Bromothiazole?
+
To request a sample or a quote for 5-Bromothiazole, please contact our sales department through the website or by phone, providing your specific requirements.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis