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2-(Ethoxycarbonyl)-1H-indole-5-carboxylic acid

Also known as: 1H-Indole-2,5-dicarboxylic acid 2-ethyl ester, 2-(Ethoxycarbonyl)indole-5-carboxylic acid, 2-Ethoxycabonyl-5-indole carboxylic acid, Indole-2,5-dicarboxylic acid 2-ethyl ester, Ethyl 5-carboxy-1H-indole-2-carboxylate

2-(Ethoxycarbonyl)-1H-indole-5-carboxylic acid (CAS 138731-14-3) 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 233.220 g/mol. Key properties include a boiling point of 473.6±25.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 240.2±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
138731-14-3
Jingsj CID
J-1166372-2
Molecular Formula
C12H11NO4
Molecular Weight
233.220 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point473.6±25.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point240.2±23.2 °C
Exact Mass233.068802
PSA79.39000
LogP2.78
Vapor Pressure0.0±1.2 mmHg at 25°C
Refractive Index1.654

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 2-(Ethoxycarbonyl)-1H-indole-5-carboxylic acid?

The CAS number of 2-(Ethoxycarbonyl)-1H-indole-5-carboxylic acid is 138731-14-3.

What are the molecular formula and molecular weight of 2-(Ethoxycarbonyl)-1H-indole-5-carboxylic acid?

2-(Ethoxycarbonyl)-1H-indole-5-carboxylic acid has molecular formula C12H11NO4 and molecular weight 233.220 g/mol.

What are the upstream and downstream products of 2-(Ethoxycarbonyl)-1H-indole-5-carboxylic acid?

For 2-(Ethoxycarbonyl)-1H-indole-5-carboxylic acid, Upstream Products: Oxalyl chloride, Ethyl indole-2-carboxylate, 4-[(2Z)-2-(1-ethoxy-1-oxopropan-2-ylidene)hydrazino]benzoic acid; Downstream Products: Ethyl 5-amino-1H-indole-2-carboxylate, Diethyl 1H-indole-2,5-dicarboxylate, 1H-Indole-2,5-dicarboxylic 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. "2-(Ethoxycarbonyl)-1H-indole-5-carboxylic acid (CAS 138731-14-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1166372-2 (accessed 2026-11-09).

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