1-(1H-Indazol-1-yl)ethanone

Also known as: 1H-Indazole, 1-acetyl- (7CI,8CI,9CI), 1-Acetyl-1H-indazole, 1-Acetylindazole, N1-Acetylindazole, Ethanone, 1-(1H-indazol-1-yl)-, 1-(1H-Indazol-1-yl)ethan-1-one

1-(1H-Indazol-1-yl)ethanone (CAS 13436-49-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H8N2O and a molecular weight of 160.17300 g/mol. Key properties include a boiling point of 306.8ºC at 760mmHg, a density of 1.21g/cm3 and a flash point of 139.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 13436-49-2
Jingsj CID: J-960884-8
Molecular Formula: C₉H₈N₂O
Molecular Weight: 160.17300 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	306.8ºC at 760mmHg
Density	1.21g/cm3
Flash Point	139.3ºC
Exact Mass	160.06400
PSA	34.89000
LogP	1.69640
Vapor Pressure	0.000756mmHg at 25°C
Refractive Index	1.622

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 1-(1H-Indazol-1-yl)ethanone?

The CAS number of 1-(1H-Indazol-1-yl)ethanone is 13436-49-2.

What are the molecular formula and molecular weight of 1-(1H-Indazol-1-yl)ethanone?

1-(1H-Indazol-1-yl)ethanone has molecular formula C9H8N2O and molecular weight 160.17300 g/mol.

What are the upstream and downstream products of 1-(1H-Indazol-1-yl)ethanone?

For 1-(1H-Indazol-1-yl)ethanone, Upstream Products: 2-Acetamidobenzaldehyde, o-Toluidine, 2-Methylphenyl isocyanate; Downstream Products: 3,5-Dichloro-1H-indazole, 1H-Indazole, 1-(5-Chloro-1H-indazol-1-yl)ethanone.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1-(1H-Indazol-1-yl)ethanone (CAS 13436-49-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-960884-8 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.