1-Benzyl-1H-indole-2,3-dione

Also known as: 1-Benzylisatin, 1-Benzylindoline-2,3-dione, 1-Benzyl-2,3-indolinedione, 1H-Indole-2,3-dione, 1-(phenylmethyl)-, 1-benzylindole-2,3-dione

1-Benzyl-1H-indole-2,3-dione (CAS 1217-89-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C15H11NO2 and a molecular weight of 237.25300 g/mol. Key properties include a melting point of 130 °C, a boiling point of 416.8ºC at 760mmHg, a density of 1.311g/cm3 and a flash point of 195.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1217-89-6
Jingsj CID: J-1376754-9
Molecular Formula: C₁₅H₁₁NO₂
Molecular Weight: 237.25300 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	130 °C
Boiling Point	416.8ºC at 760mmHg
Density	1.311g/cm3
Flash Point	195.9ºC
Exact Mass	237.07900
PSA	37.38000
LogP	2.48110
Vapor Pressure	3.72E-07mmHg at 25°C
Refractive Index	1.66

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-Benzyl-1H-indole-2,3-dione?

The CAS number of 1-Benzyl-1H-indole-2,3-dione is 1217-89-6.

What are the molecular formula and molecular weight of 1-Benzyl-1H-indole-2,3-dione?

1-Benzyl-1H-indole-2,3-dione has molecular formula C15H11NO2 and molecular weight 237.25300 g/mol.

What are the upstream and downstream products of 1-Benzyl-1H-indole-2,3-dione?

For 1-Benzyl-1H-indole-2,3-dione, Downstream Products: N-Benzylanthranilic Acid, 1-Benzyl-3-hydroxy-1H-indazole, 1-(Phenylmethyl)-1H-indole-2-carboxylic acid.

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-Benzyl-1H-indole-2,3-dione (CAS 1217-89-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1376754-9 (accessed 2026-11-09).

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