2-Aminothiazole-5-carbonitrile
2-Aminothiazole-5-carbonitrile (CAS: 51640-52-9) is a heterocyclic organic compound with the molecular formula C4H3N3S and a molecular weight of 125.15 g/mol. It serves as a valuable building block in organic synthesis. This compound is primarily utilised in the chemical and pharmaceutical industries for the development of novel molecules and intermediates, particularly those containing the thiazole ring system.
- IUPAC
- 2-Amino-5-cyanothiazole
- Synonyms
- 2-Amino-5-cyanothiazole

Organic Synthesis Intermediate
Utilised as a fundamental building block in the synthesis of more complex organic molecules. Its functional groups allow for diverse chemical transformations.
Pharmaceutical Research
A key intermediate in the development of potential pharmaceutical agents, leveraging the thiazole moiety for biological activity.
Heterocyclic Chemistry
Serves as a versatile precursor for creating various heterocyclic compounds, particularly those incorporating the aminothiazole structure.
| Molecular weight | 125.15 |
|---|---|
| Empirical formula | C4H3N3S |
| Assay | 97% |
| Melting point | 204-208 °C |


Hazard statements
- H302Harmful if swallowed
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-41 |
| Safety statements (S) | 26-39 |
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 2-Aminothiazole-5-carbonitrile used for?
+
2-Aminothiazole-5-carbonitrile is primarily used as a building block in organic synthesis and for research in pharmaceutical development.
What is the CAS number and chemical formula for 2-Aminothiazole-5-carbonitrile?
+
The CAS number is 51640-52-9 and the chemical formula is C4H3N3S.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 2-Aminothiazole-5-carbonitrile with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 2-Aminothiazole-5-carbonitrile be handled?
+
This compound is harmful if swallowed and causes serious eye damage. Handle with appropriate personal protective equipment, including protective gloves, eye protection, and face protection. In case of contact with eyes, rinse cautiously with water for several minutes. Seek immediate medical attention if swallowed or if eye irritation persists.
Is 2-Aminothiazole-5-carbonitrile a controlled substance?
+
The provided data does not indicate that 2-Aminothiazole-5-carbonitrile is a controlled substance.
How is 2-Aminothiazole-5-carbonitrile packed and shipped?
+
Products are carefully packed to international standards for safe transit and exported globally by Tech Serve Solutions.
How can I request a sample or quote for 2-Aminothiazole-5-carbonitrile?
+
Please contact our sales team via the website to request a sample or a quotation for 2-Aminothiazole-5-carbonitrile.
▶ 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