199998-73-7Relevant academic research and scientific papers
Pyrazole derivatives and their pharmaceutical use
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, (2008/06/13)
The present invention relates to a pyrazole derivative represented by formula (I) or (II) STR1 wherein R1 is hydrogen C2-C6 alkyl benzyl or phenyl; each of R2 and R3 is hydrogen, C1-C6 alkyl or benzyl; each of R4 and R5 is hydrogen, C1-C6 alkyl, C3-C6 alkenyl, C3-C8 cycloalkyl, benzyl or phenyl; X is oxygen or sulfur; R5 is hydrogen, C2-C6 alkyl, C3-C6 alkenyl, C3-C8 cycloalkyl or benzyl when R1 is benzyl, R2 is ethyl, R3 is hydrogen, and R4 is hydrogen, and its pharmaceutical use.
