2,3,3-trimethyl-3H-indole-5-carboxylic acid

Also known as: 2,3,3-Trimethyl-3H-indole-5-carbo, 2,3,3-Trimethyl-5-carboxyindolenine, 2,3,3-trimethyl-3H-indolo-5-carboxylic acid, 2,3,3-trimethyl-5-carboxy-3-H-indole, 2,3,3-trimethyl-5-carboxy-3H-indole, 2,3,3-trimethylindole-5-carboxylic acid, 2,3,3-trimethylindolenine-5-carboxylic acid, 3H-Indole-5-carboxylic acid, 2,3,3-trimethyl-, 5-Carboxy-2,3,3-trimethyl-3H-indole, 5-carboxyl-2,3,3-trimethyl-3H-indole, 5-carboxylic acid 2,3,3-trimethyl-3H-indole, EINECS 282-162-4, Einecs 282-162-4

2,3,3-trimethyl-3H-indole-5-carboxylic acid (CAS 84100-84-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H13NO2 and a molecular weight of 203.23700 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 84100-84-5
Jingsj CID: J-980584-9
Molecular Formula: C₁₂H₁₃NO₂
Molecular Weight: 203.23700 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	203.09500
PSA	49.66000
LogP	2.20400

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 2,3,3-trimethyl-3H-indole-5-carboxylic acid?

The CAS number of 2,3,3-trimethyl-3H-indole-5-carboxylic acid is 84100-84-5.

What are the molecular formula and molecular weight of 2,3,3-trimethyl-3H-indole-5-carboxylic acid?

2,3,3-trimethyl-3H-indole-5-carboxylic acid has molecular formula C12H13NO2 and molecular weight 203.23700 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. "2,3,3-trimethyl-3H-indole-5-carboxylic acid (CAS 84100-84-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-980584-9 (accessed 2026-11-09).

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