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Ethyl 2-(2,3-dioxoindolin-1-yl)acetate

Also known as: 1H-Indole-1-acetic acid, 2,3-dihydro-2,3-dioxo-, ethyl ester, 2,3-Dihydro-2,3-dioxo-1H-indole-1-acetic acid ethyl ester, 2,3-Dioxo-1-indolineacetic acid ethyl ester, Ethyl 2,3-dihydro-2,3-dioxo-1H-indole-1-acetate, Ethyl 2-(2,3-dioxoindol-1-yl)acetate, N-Carbethoxymethylisatin, (2,3-Dioxo-2,3-dihydro-indol-1-yl)acetic acid ethyl ester

Ethyl 2-(2,3-dioxoindolin-1-yl)acetate (CAS 41042-21-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H11NO4 and a molecular weight of 233.22000 g/mol. Key properties include a boiling point of 381.7ºC at 760mmHg, a density of 1.32g/cm3 and a flash point of 184.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
41042-21-1
Jingsj CID
J-1312490-8
Molecular Formula
C12H11NO4
Molecular Weight
233.22000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point381.7ºC at 760mmHg
Density1.32g/cm3
Flash Point184.7ºC
Exact Mass233.06900
PSA63.68000
LogP0.84400
Refractive Index1.57

Customs & Trade Information

HS Code2933990090
Summary2933990090. 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 Ethyl 2-(2,3-dioxoindolin-1-yl)acetate?

The CAS number of Ethyl 2-(2,3-dioxoindolin-1-yl)acetate is 41042-21-1.

What are the molecular formula and molecular weight of Ethyl 2-(2,3-dioxoindolin-1-yl)acetate?

Ethyl 2-(2,3-dioxoindolin-1-yl)acetate has molecular formula C12H11NO4 and molecular weight 233.22000 g/mol.

What are the upstream and downstream products of Ethyl 2-(2,3-dioxoindolin-1-yl)acetate?

For Ethyl 2-(2,3-dioxoindolin-1-yl)acetate, Upstream Products: isatin, Ethyl bromoacetate, ethyl chloroacetate; Downstream Products: 2-(2,3-Dioxoindolin-1-yl)acetic acid.

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

Last updated:

How to cite: Jingsj. "Ethyl 2-(2,3-dioxoindolin-1-yl)acetate (CAS 41042-21-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1312490-8 (accessed 2026-11-09).

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