2-(4-Chloro-1H-pyrazol-1-yl)ethanamine
2-(4-Chloro-1H-pyrazol-1-yl)ethanamine (CAS: 777056-71-0), with the molecular formula C5H8ClN3 and a molecular weight of 145.59, is a versatile chemical building block. It features a chlorinated pyrazole ring attached to an ethylamine side chain, making it valuable for organic synthesis. This compound is primarily utilized in the development of novel chemical entities within research and industrial settings, particularly in the fields of medicinal chemistry and materials science.

Organic Synthesis Intermediate
This compound serves as a key intermediate in the synthesis of more complex organic molecules. Its reactive amine group and functionalized heterocycle allow for diverse chemical transformations, facilitating the construction of target compounds in multi-step synthetic routes.
Pharmaceutical Research
As a building block, 2-(4-Chloro-1H-pyrazol-1-yl)ethanamine is employed in the discovery and development of new pharmaceutical agents. Its structural features can be incorporated into drug candidates to explore new pharmacological profiles and therapeutic applications.
Agrochemical Development
The pyrazole moiety is present in various agrochemicals. This intermediate can be utilised in the synthesis of novel pesticides, herbicides, or fungicides, contributing to the development of new crop protection solutions.
Material Science Applications
The unique structure of this compound may lend itself to applications in material science, such as the synthesis of specialised polymers or functional materials where the chlorinated pyrazole unit confers specific properties.
| Molecular weight | 145.59 |
|---|---|
| Empirical formula | C5H8ClN3 |

Hazard statements
- H302Harmful if swallowed
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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-Chloro-1H-pyrazol-1-yl)ethanamine used for?
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2-(4-Chloro-1H-pyrazol-1-yl)ethanamine is primarily used as a versatile building block in organic synthesis, particularly in pharmaceutical and agrochemical research, and potentially in material science.
What is the CAS number and molecular formula for this compound?
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The CAS number is 777056-71-0 and the molecular formula is C5H8ClN3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound for research and development purposes. The specific assay and purity are detailed in the product's Certificate of Analysis. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated.
How should 2-(4-Chloro-1H-pyrazol-1-yl)ethanamine be handled?
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This compound is classified as harmful if swallowed (H302) and requires careful handling. Users should consult the Safety Data Sheet (SDS) for comprehensive safety and handling instructions, including appropriate personal protective equipment (PPE) and storage conditions.
Can this product be shipped internationally?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents. We can export this product to eligible international destinations, adhering to all relevant shipping regulations.
How do I request a sample or quote?
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To request a sample or a quotation for 2-(4-Chloro-1H-pyrazol-1-yl)ethanamine, please contact our sales team through the website or by phone, providing your specific requirements.
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