2,4-Dimethylthiazole-5-carboxaldehyde
2,4-Dimethylthiazole-5-carboxaldehyde (CAS: 95453-54-6) is a heterocyclic aldehyde with a molecular weight of 141.19 g/mol. This compound serves as a valuable building block in organic synthesis. Its structure, featuring a thiazole ring with methyl and aldehyde substituents, makes it useful for constructing more complex molecules in research and development settings, particularly within the pharmaceutical and fine chemical industries.
- Synonyms
- C6H7NOS2,4-Dimethylthiazole-5-carbaldehyde

Organic Synthesis Intermediate
This aldehyde is employed as a versatile building block in the synthesis of various organic compounds. Its reactive aldehyde group allows for diverse chemical transformations, including condensation, oxidation, and reduction reactions.
Heterocyclic Chemistry Research
The presence of the thiazole ring makes 2,4-Dimethylthiazole-5-carboxaldehyde a relevant starting material for researchers exploring novel heterocyclic structures. It can be incorporated into larger molecular frameworks for medicinal chemistry studies.
Pharmaceutical Intermediate
This compound can function as an intermediate in the multi-step synthesis of potential pharmaceutical agents. Its structural features may contribute to the biological activity of target molecules.
| Molecular weight | 141.19 |
|---|---|
| Empirical formula | C6H7NOS |
| Assay | 97% |
| Melting point | 23-27 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- 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, Gloves |
|---|---|
| Flash point | 98 °C / 208.4 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38 |
| 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 2,4-Dimethylthiazole-5-carboxaldehyde used for?
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2,4-Dimethylthiazole-5-carboxaldehyde (CAS: 95453-54-6) is used as a building block in organic synthesis, particularly in the research and development of novel heterocyclic compounds and potential pharmaceutical intermediates.
What are the CAS number and formula for 2,4-Dimethylthiazole-5-carboxaldehyde?
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The CAS number is 95453-54-6 and the empirical formula (Hill notation) is C6H7NOS.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with an assay of 97%. We do not represent it as USP, BP, EP, or any other pharmacopoeia grade.
How should 2,4-Dimethylthiazole-5-carboxaldehyde be handled safely?
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Handle with appropriate personal protective equipment, including eyeshields, gloves, and a dust mask type N95 (US). Avoid breathing dust/fume/gas/mist/vapours/spray. It is harmful if swallowed, in contact with skin, or if inhaled, and causes skin and serious eye irritation.
How is 2,4-Dimethylthiazole-5-carboxaldehyde packed and exported?
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Tech Serve Solutions packs and exports chemicals according to international shipping regulations, ensuring safe transit. Specific packaging details can be provided upon request.
How can I request a sample or quote for 2,4-Dimethylthiazole-5-carboxaldehyde?
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To request a sample or quote, please use the contact form on our website or reach out to our sales department directly with your inquiry.
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