1-Ethyl-1H-1,2,3-triazole-4-carboxylic acid
1-Ethyl-1H-1,2,3-triazole-4-carboxylic acid (CAS: 1211541-99-9) is a heterocyclic organic compound with the molecular formula C5H7N3O2 and a molecular weight of 141.13. This compound serves as a valuable building block in chemical synthesis, particularly within the realm of heterocyclic chemistry. Its triazole core structure makes it a useful intermediate for developing novel molecules and materials in research and development settings.
- Synonyms
- 1211541-99-9

Organic Synthesis Intermediate
Utilised as a precursor or building block in the synthesis of more complex organic molecules. Its functional groups allow for further chemical modification and incorporation into larger structures.
Heterocyclic Chemistry Research
A key component in the exploration and development of new triazole-containing compounds. These compounds often exhibit interesting chemical and physical properties relevant to various scientific fields.
Materials Science Exploration
Investigated for its potential role in the development of novel materials where the triazole moiety can impart specific characteristics or functionalities.
| Molecular weight | 141.13 |
|---|---|
| Empirical formula | C5H7N3O2 |
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 1-Ethyl-1H-1,2,3-triazole-4-carboxylic acid used for?
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This compound is primarily used as a building block and intermediate in organic synthesis and heterocyclic chemistry research.
What is the CAS number and formula for 1-Ethyl-1H-1,2,3-triazole-4-carboxylic acid?
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The CAS number is 1211541-99-9 and the empirical formula (Hill notation) is C5H7N3O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical for research and development purposes. The specific assay and grade are available upon request. We do not represent this product as USP, BP, or EP grade.
What are the safety and handling considerations for this chemical?
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Refer to the Safety Data Sheet (SDS) for comprehensive safety and handling information. Appropriate personal protective equipment (PPE) should be used, and handling should occur in a well-ventilated area.
Is this chemical a controlled substance?
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Based on the provided data, there is no indication that this chemical is a controlled substance.
How can I request a sample or quote for 1-Ethyl-1H-1,2,3-triazole-4-carboxylic acid?
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Please contact our sales team via the website or direct email to request a sample or a quotation for this product. We offer global export services.
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