3-Amino-4-ethyl-1H-pyrazole is employed as a intermediate for chemical research and pharmaceutical.
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.
Hazard Statements: H315-H319-H335
Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statements: P260-P201-P280g-P304+P340-P405-P501a