5-Cyano-1H-indazole-3-carboxaldehyde

5-氰基-1H-吲唑-3-甲醛

Also known as: 5-Cyano indazole-3-carboxaldehyde, 3-Formyl-1H-indazole-5-carbonitrile, 5-Cyano-1H-indazole-3-carbaldehyde, 5-CYANO INDAZOLE-3-CARBOXALDEHYDE, 5-CYANO-1H-INDAZOLE-3-CARBOXALDEHYDE, 5-Cyano-1H-indazole-3-carboxyaldehyde, 1H-Indazole-5-carbonitrile, 3-formyl-

5-Cyano-1H-indazole-3-carboxaldehyde (CAS 518987-75-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C9H5N3O and a molecular weight of 171.156 g/mol. It is also known as 5-Cyano indazole-3-carboxaldehyde, 3-Formyl-1H-indazole-5-carbonitrile and 5-Cyano-1H-indazole-3-carbaldehyde. Key properties include a boiling point of 451.2±25.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 226.7±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
518987-75-2
Jingsj CID
J-1071327-1
Molecular Formula
C9H5N3O
Chinese Name
5-氰基-1H-吲唑-3-甲醛
Molecular Weight
171.156 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point451.2±25.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point226.7±23.2 °C

Frequently Asked Questions

What is the CAS number of 5-Cyano-1H-indazole-3-carboxaldehyde?

The CAS number of 5-Cyano-1H-indazole-3-carboxaldehyde is 518987-75-2.

What are the molecular formula and molecular weight of 5-Cyano-1H-indazole-3-carboxaldehyde?

5-Cyano-1H-indazole-3-carboxaldehyde has molecular formula C9H5N3O and molecular weight 171.156 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "5-Cyano-1H-indazole-3-carboxaldehyde (CAS 518987-75-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1071327-1 (accessed 2026-10-26).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.