CAS 16034-46-1 appears in our catalog under these names: 1–Methylpyrazole–5–carboxylic Acid, 1-Methyl-5-pyrazolecarboxylic acid 98%, 1-Methyl-5-pyrazolecarboxylic acid, 99.88%, 1-METHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID, 2-Methylpyrazole-3-carboxylic acid, 98%. Offered by: GLPBio, Ambeed, MedChemExpress, Sigma-Aldrich, Combi-blocks. Available pack sizes: 100g, 25g, 1000g, 1g, 5g, 10g, 500g, 10 g.