4,5-Dimethylthiazole-2-carboxaldehyde
4,5-Dimethylthiazole-2-carboxaldehyde (CAS 74531-15-0) is an organic compound with the molecular formula C6H7NOS and a molecular weight of 141.19 g/mol. It is a versatile building block featuring an aldehyde functional group attached to a dimethylthiazole ring. This compound is primarily utilised in chemical synthesis, serving as an intermediate in the development of more complex organic molecules. Available at a purity of 97%, it is suitable for research and development applications.
- IUPAC
- 4,5-Dimethyl-2-formylthiazole,4,5-Dimethyl-2-thiazolecarbaldehyde
- Synonyms
- 4,5-Dimethyl-2-formylthiazole4,5-Dimethyl-2-thiazolecarbaldehyde

Organic Synthesis Intermediate
This aldehyde is a valuable intermediate in organic synthesis, enabling the construction of diverse heterocyclic compounds. Its reactivity allows for various transformations, making it a useful building block for medicinal chemistry and materials science research.
Building Block for Heterocycles
The thiazole core, combined with the aldehyde functionality, makes 4,5-Dimethylthiazole-2-carboxaldehyde a key component in the synthesis of novel heterocyclic systems. These structures are often investigated for their potential biological activities or material properties.
Research and Development
Utilised in laboratories for R&D purposes, this compound aids chemists in exploring new synthetic pathways and developing innovative chemical entities. Its defined structure and reactivity profile support experimental investigations.
| Molecular weight | 141.19 |
|---|---|
| Empirical formula | C6H7NOS |
| Assay | 97% |
| Melting point | 33-39 °C |

Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Flash point | 107 °C / 224.6 °F |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36 |
| 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 4,5-Dimethylthiazole-2-carboxaldehyde used for?
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4,5-Dimethylthiazole-2-carboxaldehyde is primarily used as a building block and intermediate in organic synthesis, particularly for the creation of novel heterocyclic compounds in research and development settings.
What is the CAS number and formula for 4,5-Dimethylthiazole-2-carboxaldehyde?
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The CAS number is 74531-15-0, and the molecular formula is C6H7NOS.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4,5-Dimethylthiazole-2-carboxaldehyde with an assay of 97%. This compound is supplied for research and development purposes and is not represented as USP, BP, EP, or any other pharmacopoeial grade.
What are the primary hazards associated with 4,5-Dimethylthiazole-2-carboxaldehyde?
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This compound carries a Warning signal word and is classified with H302 (Harmful if swallowed) and H319 (Causes serious eye irritation). Handle with appropriate personal protective equipment and follow recommended safety procedures, including P305 + P351 + P338 (IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing).
How is 4,5-Dimethylthiazole-2-carboxaldehyde packed, shipped, and exported?
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Tech Serve Solutions professionally packages and handles chemicals for export globally, adhering to international shipping regulations. Specific packaging details are available upon request.
How can I request a sample or quote for 4,5-Dimethylthiazole-2-carboxaldehyde?
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To request a sample or a quotation, please contact our sales department through the website or by phone, providing your specific requirements and contact information.
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