5-Chloro-2-(1H-1,2,4-triazol-1-yl)aniline
5-Chloro-2-(1H-1,2,4-triazol-1-yl)aniline, CAS 450399-92-5, with molecular formula C8H7ClN4 and a molecular weight of 194.62 g/mol, is a halogenated heterocyclic compound. This chemical serves as a valuable building block in organic synthesis. Its structure, featuring both a chlorinated phenyl ring and a triazole moiety, makes it suitable for constructing more complex molecules in chemical research and development, particularly within the pharmaceutical and agrochemical sectors.
- Synonyms
- 450399-92-5C8H7ClN4

Organic Synthesis Intermediate
Utilised as a key building block in the synthesis of complex organic molecules. Its reactive sites allow for further functionalisation in multi-step synthetic pathways.
Pharmaceutical Research
A potential intermediate in the development of novel pharmaceutical agents. The triazole and aniline functionalities can be incorporated into drug candidate structures.
Agrochemical Development
Serves as a precursor in the design and synthesis of new agrochemical compounds. The heterocyclic and halogenated features may contribute to biological activity.
Material Science Exploration
May find applications in the development of new materials where its specific structural characteristics are advantageous for desired properties.
| Molecular weight | 194.62 |
|---|---|
| Empirical formula | C8H7ClN4 |

Hazard statements
- H319Causes serious eye irritation
- H413May cause long-lasting harmful effects to aquatic life
Precautionary statements
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36-53 |
| 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 5-Chloro-2-(1H-1,2,4-triazol-1-yl)aniline used for?
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5-Chloro-2-(1H-1,2,4-triazol-1-yl)aniline is primarily used as a building block in organic synthesis, with potential applications in pharmaceutical and agrochemical research and development.
What is the CAS number and molecular formula for this compound?
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The CAS number is 450399-92-5, and the molecular formula is C8H7ClN4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Chloro-2-(1H-1,2,4-triazol-1-yl)aniline in a technical or research grade. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 5-Chloro-2-(1H-1,2,4-triazol-1-yl)aniline be handled?
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Based on GHS classification, this compound is a Warning. It may cause serious eye irritation (H319) and is harmful to aquatic life with long lasting effects (H413). Handle with appropriate personal protective equipment, including eye protection (P305 + P351 + P338), and avoid release to the environment.
Is this chemical controlled or scheduled?
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The provided data does not indicate that 5-Chloro-2-(1H-1,2,4-triazol-1-yl)aniline is a controlled or scheduled substance.
How is this chemical packed and shipped?
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Tech Serve Solutions packs and exports chemicals according to international shipping regulations and customer requirements.
How can I request a sample or quote for 5-Chloro-2-(1H-1,2,4-triazol-1-yl)aniline?
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To request a sample or quote, please contact our sales team through the website or by phone, providing the product name and CAS number (450399-92-5).
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