1-Ethylindole-3-carboxylic acid

About 1-Ethylindole-3-carboxylic acid

1-Ethylindole-3-carboxylic acid is an indole derivative carrying the CAS registry number 132797-91-2. The compound has the formula C11H11NO2, corresponding to a molecular weight of 189.21 g/mol. Common synonyms include 1-ethyl-1H-indole-3-carboxylic acid and 1H-Indole-3-carboxylic acid, 1-ethyl-.

Store in a tightly closed container in a cool, dry and well-ventilated place. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Key uses span organic synthesis and API synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 100 mg, 250 mg, 1 g and 5 g packs, 1-Ethylindole-3-carboxylic acid is dispatched with a Certificate of Analysis (COA) to destinations worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request. Custom pack sizes, bulk quantities and specific analytical data can be arranged on request.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	1-Ethylindole-3-carboxylic acid
Catalogue No.	VQ-051257
CAS Number	132797-91-2
IUPAC name	1-ethylindole-3-carboxylic acid
Molecular formula	C₁₁H₁₁NO₂
Molecular weight	189.21 g/mol
Exact mass	189.079
HSN code	2933
InChIKey	TWVUTEBEOYXQDC-UHFFFAOYSA-N
SMILES	CCN1C=C(C2=CC=CC=C21)C(=O)O
PubChem CID	3697160

Physical properties
Physical form	Other
LogP (XLogP3)	1.8
H-bond donors / acceptors	1 / 2
TPSA	42.2 Å²

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 1-Ethylindole-3-carboxylic acid?

The CAS Registry Number of 1-Ethylindole-3-carboxylic acid is 132797-91-2. It is also known as 1-ethyl-1H-indole-3-carboxylic acid, 1H-Indole-3-carboxylic acid, 1-ethyl-, 1-ethyl-1H-indole-3-carboxylicacid.

What is the molecular formula and molecular weight of 1-Ethylindole-3-carboxylic acid?

1-Ethylindole-3-carboxylic acid has the molecular formula C11H11NO2 and a molecular weight of 189.21 g/mol. Its IUPAC name is 1-ethylindole-3-carboxylic acid.

Which grade and pack sizes of 1-Ethylindole-3-carboxylic acid can I order?

We supply 1-Ethylindole-3-carboxylic acid, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 1-Ethylindole-3-carboxylic acid?

Yes. Every lot of 1-Ethylindole-3-carboxylic acid is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 1-Ethylindole-3-carboxylic acid be shipped internationally?

Yes. 1-Ethylindole-3-carboxylic acid is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.