1,2-dimethylindole-3-carboxylic acid

Also known as: 1,2-DIMETHYL-1H-INDOLE-3-CARBOXYLIC ACID, 1,2-DIMETHYLINDOLE-3-CARBOXYLIC ACID, 3-Carboxy-1,2-dimethyl-1H-indole, 1,2-dimethyl-3-indolecarboxylate, 1,2-dimethyl-indole-3-carboxylic acid, 1,2-Dimethyl-indol-3-carbonsaeure, 1,2-Dimethyl-indol-carbonsaeure-(3), ASINEX-REAG BAS 12968454, BUTTPARK 153\33-42, MFCD00756896, RARECHEM AL BO 1939, TIMTEC-BB SBB010180, dimethylindolecarboxylicacid

1,2-dimethylindole-3-carboxylic acid (CAS 20357-15-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H11NO2 and a molecular weight of 189.21100 g/mol. Key properties include a melting point of 200-202ºC, a boiling point of 393.1ºC at 760 mmHg and a density of 1.21 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 20357-15-7
Jingsj CID: J-1136223-5
Molecular Formula: C₁₁H₁₁NO₂
Molecular Weight: 189.21100 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	200-202ºC
Boiling Point	393.1ºC at 760 mmHg
Density	1.21 g/cm3
Exact Mass	189.07900
PSA	42.23000
LogP	2.18490
Vapor Pressure	6.95E-07mmHg at 25°C

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 1,2-dimethylindole-3-carboxylic acid?

The CAS number of 1,2-dimethylindole-3-carboxylic acid is 20357-15-7.

What are the molecular formula and molecular weight of 1,2-dimethylindole-3-carboxylic acid?

1,2-dimethylindole-3-carboxylic acid has molecular formula C11H11NO2 and molecular weight 189.21100 g/mol.

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. "1,2-dimethylindole-3-carboxylic acid (CAS 20357-15-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1136223-5 (accessed 2026-11-09).

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