Indazole-3-carboxylic Acid Methyl Ester

• CAT Number: R021307
• CAS Number: 43120-28-1
• Molecular Formula: C9H8N2O2
• Molecular Weight: 176.18
• Purity: ≥95%
• Synonyms: 3-(Methoxycarbonyl)-1H-indazole; Methyl 1H-indazole-3-carboxylate; Methyl 3-indazolecarboxylate
• Storage: 2°C to 8°C
• IUPAC Name: methyl 1H-indazole-3-carboxylate
• InChI: InChI=1S/C9H8N2O2/c1-13-9(12)8-6-4-2-3-5-7(6)10-11-8/h2-5H,1H3,(H,10,11)
• InChIKey: KWTCVAHCQGKXAZ-UHFFFAOYSA-N
• SMILES: COC(=O)C1=NNC2=CC=CC=C21

Indazole-3-carboxylic acid methyl ester（Cat No.:R021307）is a heterocyclic organic compound with the molecular formula C9H8N2O2. It features a fused benzene and pyrazole ring system (indazole core) with a methyl ester group at the 3-position. This compound is widely used as an intermediate in medicinal and agrochemical research, particularly for the synthesis of bioactive molecules targeting inflammation, cancer, or microbial infections. Its structure supports hydrogen bonding and π-stacking interactions, making it valuable in drug design. It is typically handled under standard laboratory conditions and stored in cool, dry environments to maintain stability.