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5,6-Dimethoxy-1H-indole-2-carboxylic acid

Also known as: 5,6-Dimethoxyindole-2-carboxylic acid, 5,6-Dimethoxyindolyl-2-carboxylic acid, 5,6-Dica, 1H-Indole-2-carboxylic acid, 5,6-dimethoxy-, AKOS JY2083042

5,6-Dimethoxy-1H-indole-2-carboxylic acid (CAS 88210-96-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H11NO4 and a molecular weight of 221.20900 g/mol. Key properties include a melting point of 210°C (dec.), a boiling point of 456.2ºC at 760 mmHg, a density of 1.362g/cm3 and a flash point of 229.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
88210-96-2
Jingsj CID
J-13941-3
Molecular Formula
C11H11NO4
Molecular Weight
221.20900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point210°C (dec.)
Boiling Point456.2ºC at 760 mmHg
Density1.362g/cm3
Flash Point229.7ºC
Exact Mass221.06900
PSA71.55000
LogP1.88330
Refractive Index1.644

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 5,6-Dimethoxy-1H-indole-2-carboxylic acid?

The CAS number of 5,6-Dimethoxy-1H-indole-2-carboxylic acid is 88210-96-2.

What are the molecular formula and molecular weight of 5,6-Dimethoxy-1H-indole-2-carboxylic acid?

5,6-Dimethoxy-1H-indole-2-carboxylic acid has molecular formula C11H11NO4 and molecular weight 221.20900 g/mol.

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

Last updated:

How to cite: Jingsj. "5,6-Dimethoxy-1H-indole-2-carboxylic acid (CAS 88210-96-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-13941-3 (accessed 2026-11-09).

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