Thiazole-4-carboxaldehyde
Thiazole-4-carboxaldehyde (CAS: 3364-80-5, C4H3NOS) is a heterocyclic aldehyde with a molecular weight of 113.14 g/mol. This compound serves as a valuable building block in organic synthesis, particularly for the creation of more complex heterocyclic structures. Its reactive aldehyde group and thiazole ring make it a versatile intermediate in the development of novel chemical entities for research and industrial applications. Tech Serve Solutions supplies this reagent for chemical synthesis.

Organic Synthesis Intermediate
Utilised as a fundamental building block in the synthesis of diverse organic molecules, particularly those containing the thiazole moiety. Its aldehyde functionality readily participates in various condensation and addition reactions.
Heterocyclic Chemistry
A key component in the construction of complex heterocyclic systems. The thiazole ring is a common feature in many biologically active compounds, making this aldehyde a useful starting material.
Research and Development
Employed in academic and industrial research laboratories for the exploration of new chemical pathways and the development of novel compounds with potential pharmaceutical or material science applications.
| Molecular weight | 113.14 |
|---|---|
| Empirical formula | C4H3NOS |
| Assay | 90% |
| Storage temperature | 2-8°C |
| Melting point | 61-65 °C |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H319Causes serious eye irritation
- 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 | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38-43 |
| Safety statements (S) | 26-36/37 |
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 Thiazole-4-carboxaldehyde used for?
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Thiazole-4-carboxaldehyde (CAS: 3364-80-5) is primarily used as an intermediate and building block in organic synthesis and heterocyclic chemistry for research and development purposes.
What are the CAS number and molecular formula for Thiazole-4-carboxaldehyde?
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The CAS number for Thiazole-4-carboxaldehyde is 3364-80-5, and its molecular formula is C4H3NOS.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Thiazole-4-carboxaldehyde with an assay of 90%. This product is intended for laboratory and research use. TSS does not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should Thiazole-4-carboxaldehyde be handled safely?
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Thiazole-4-carboxaldehyde is a Warning substance and is hazardous (H302, H315, H317, H319, H335). Handle with appropriate personal protective equipment including a dust mask type N95 (US), eyeshields, faceshields, and gloves. Ensure adequate ventilation and avoid breathing dust. It is classified as WGK 3 in Germany.
How is Thiazole-4-carboxaldehyde shipped and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. Thiazole-4-carboxaldehyde is available for export and will be packaged and shipped according to international regulations for hazardous materials.
How can I request a sample or quote for Thiazole-4-carboxaldehyde?
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To request a sample or a quotation for Thiazole-4-carboxaldehyde, please contact our sales department through the website or by phone, providing your specific requirements.
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