Home Catalog 1H-pyrazole-4-carboxylic acid 1H-pyrazole-4-carboxylic acid Login to See Price SPC Code: SPC-g179CAS RN: 37718-11-9Smiles: OC(c1c[nH]nc1)=OFormula: C4H4N2O2Purity: 95MolWeight: 112.0273 We also supply large quantities and units.Easily fulfill the form for Request Quote and we will contact you. Request a Quote Availability: 1-2 weeks