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43024-15-3 - 3-Amino-4-ethyl-1H-pyrazole, 98% - H63199 - Alfa Aesar

H63199 3-Amino-4-ethyl-1H-pyrazole, 98%

CAS Number

Size Price ($) Quantity Availability
250mg 51.00
1g 153.00
5g 612.00
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3-Amino-4-ethyl-1H-pyrazole, 98%


Chemical Properties

Formula Weight
Slightly soluble in water.


3-Amino-4-ethyl-1H-pyrazole is employed as a intermediate for chemical research and pharmaceutical.


Store in cool, dry place in tightly closed container. With adequate ventilation. Store away from oxidizing agent.

Literature References

Robert H. Springer; M. B. Scholten; Darrell E. O'Brien; Thomas Novinson; Jon P. Miller; Roland K. Robins. Synthesis and enzymic activity of 6-carbethoxy- and 6-ethoxy-3,7-disubstituted pyrazolo[1,5-a]pyrimidines and related derivatives as adenosine cyclic 3',5'-phosphate phosphodiesterase inhibitors. J. Med. Chem. 1982, 25(3), 235-242.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280a-P305+P351+P338-P304+P340-P312a-P321-P332+P313-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Specific treatment (see label). If skin irritation occurs: Get medical advice/attention. Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Harmonized Tariff Code


  • B22365

    trans-4-Aminocyclohexanol, 98+%
  • A13368

    Tetramethylammonium bromide, 98%
  • 39682

    Copper powder, -100 mesh, 99.999% (metals basis)
  • J61553

    Potassium phosphate, 0.5M buffer soln., pH 7.5
  • A18119

    2-Thiouracil, 98%

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