2-Amino-4-methylthiazole
2-Amino-4-methylthiazole (CAS 1603-91-4), with the molecular formula C4H6N2S and a molecular weight of 114.17 g/mol, is a heterocyclic organic compound. It serves as a valuable building block in chemical synthesis, particularly within the realm of heterocyclic chemistry. Its structure lends itself to the formation of more complex molecules, making it a key intermediate in various research and development applications.

Chemical Synthesis Intermediate
This compound is frequently employed as a foundational component in multi-step organic syntheses. Its thiazole ring and amine functional group offer versatile reaction sites for constructing diverse molecular architectures.
Heterocyclic Chemistry Research
Researchers in heterocyclic chemistry utilise 2-Amino-4-methylthiazole for exploring novel synthetic pathways and developing new classes of compounds with potential biological activity or material properties.
Pharmaceutical Intermediate Development
The structure of 2-Amino-4-methylthiazole is found in various biologically active molecules, making it a relevant intermediate for the synthesis of potential pharmaceutical agents and drug discovery programmes.
| Molecular weight | 114.17 |
|---|---|
| Empirical formula | C4H6N2S |
| Assay | 98% |
| Boiling point | 231-232 °C(lit.) |
| Melting point | 44-47 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 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-Amino-4-methylthiazole primarily used for?
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2-Amino-4-methylthiazole is primarily used as a building block in chemical synthesis, particularly in heterocyclic chemistry and for the development of pharmaceutical intermediates.
What are the CAS number and chemical formula for 2-Amino-4-methylthiazole?
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The CAS number for 2-Amino-4-methylthiazole is 1603-91-4, and its chemical formula is C4H6N2S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Amino-4-methylthiazole with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
How should 2-Amino-4-methylthiazole be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask (N95 recommended), eyeshields, and gloves. Avoid breathing dust. Ensure adequate ventilation. Refer to the safety data sheet for comprehensive handling instructions.
Is 2-Amino-4-methylthiazole suitable for food or pharmaceutical applications?
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Based on the provided specifications, this product is supplied at 98% purity and is intended for chemical synthesis and research purposes. It is not represented as suitable for direct use in food, drug, or cosmetic applications without further purification and assessment.
How is 2-Amino-4-methylthiazole packaged and exported?
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Tech Serve Solutions exports fine chemicals globally. Packaging is carefully managed to ensure product integrity during transit. Specific packaging details are available upon request.
How can I request a quote or sample for 2-Amino-4-methylthiazole?
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Please contact our sales team via the website or direct inquiry to request a quotation or a sample of 2-Amino-4-methylthiazole.
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