1H-Indole-3-acetic acid, 2-methyl-, ethyl ester

2-甲基-3-吲哚乙酸乙酯

Also known as: ethyl 2-(2-methyl-1H-indol-3-yl)acetate, ethyl 2-methyl-3-indoleacetate, ethyl 2-methylindoleacetate, NSC 289352, MFCD02093647, (2-methyl-indol-3-yl)-acetic acid ethyl ester, 2-methylindole-3-acetic acid ethyl ester

1H-Indole-3-acetic acid, 2-methyl-, ethyl ester (CAS 21909-49-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H15NO2 and a molecular weight of 217.26400 g/mol. It is also known as ethyl 2-(2-methyl-1H-indol-3-yl)acetate, ethyl 2-methyl-3-indoleacetate and ethyl 2-methylindoleacetate. Key properties include a boiling point of 366.1ºC at 760mmHg, a density of 1.158g/cm3 and a flash point of 175.2ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21909-49-9
Jingsj CID
J-19162-9
Molecular Formula
C13H15NO2
Chinese Name
2-甲基-3-吲哚乙酸乙酯
Molecular Weight
217.26400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point366.1ºC at 760mmHg
Density1.158g/cm3
Flash Point175.2ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1H-Indole-3-acetic acid, 2-methyl-, ethyl ester?

The CAS number of 1H-Indole-3-acetic acid, 2-methyl-, ethyl ester is 21909-49-9.

What are the molecular formula and molecular weight of 1H-Indole-3-acetic acid, 2-methyl-, ethyl ester?

1H-Indole-3-acetic acid, 2-methyl-, ethyl ester has molecular formula C13H15NO2 and molecular weight 217.26400 g/mol.

Is 1H-Indole-3-acetic acid, 2-methyl-, ethyl ester hazardous?

1H-Indole-3-acetic acid, 2-methyl-, ethyl ester has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "1H-Indole-3-acetic acid, 2-methyl-, ethyl ester (CAS 21909-49-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-19162-9 (accessed 2026-10-26).

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