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4-bromo-3-methyl-1,4-dihydropyrazol-5-one synthesis

1synthesis methods
-

Yield: 95%

Reaction Conditions:

with N-Bromosuccinimide in chloroform for 2 h;Heating;

References:

Aziz, Suzan I.;Abd-Allah, Sanaa O.;Ibrahim, Nadia S. [Heterocycles,1984,vol. 22,# 11,p. 2523 - 2527]