Cat. Name CAS. Structure Purity
M038060 5H-Furo[2,3-c]pyrazol-5-one, 1,4-dihydro-3-methyl 182048-90-4 5H-Furo[2,3-c]pyrazol-5-one,  1,4-dihydro-3-methyl-1-phenyl- ≥ 95%