CAS#: 1621-91-6 Product Name: Pyrazole-3-carboxylic acid Molecular Formula: C4H4N2O2 Molecular Weight: 112.09 Structural Formula: Appearance: similar to white crystalline powder Assay: 98% M.P.: 210℃-212℃ Moisture: ≤0.5% Packing: 25KG/carboard drum