2-Amino-3,8-dimethylimidazo[4,5-f]quinoxaline

Also known as: MeIQx, MelQx, 8-Methyl-IQX, 3,8-Dimethyl-3H-imidazo[4,5-f]quinoxalin-2-amine, 2-amino-3,8-dimethyl-3H-imidazo(4,5-f)quinoxaline, 3,8-dimethylimidazo[4,5-f]quinoxalin-2-amine, Ccris 2536, Brn 4188271

2-Amino-3,8-dimethylimidazo[4,5-f]quinoxaline (CAS 77500-04-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H11N5 and a molecular weight of 213.23900 g/mol. Key properties include a melting point of > 300ºC, a boiling point of 458.4ºC at 760mmHg and a density of 1.47 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.: 77500-04-0
Jingsj CID: J-18212-7
Molecular Formula: C₁₁H₁₁N₅
Molecular Weight: 213.23900 g/mol
Category: Pharma Intermediates
Last updated: 11/3/2026

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Physicochemical Properties

Melting Point	> 300ºC
Boiling Point	458.4ºC at 760mmHg
Density	1.47 g/cm3
Exact Mass	213.10100
PSA	69.62000
LogP	1.98830
Refractive Index	1.776

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-Amino-3,8-dimethylimidazo[4,5-f]quinoxaline?

The CAS number of 2-Amino-3,8-dimethylimidazo[4,5-f]quinoxaline is 77500-04-0.

What are the molecular formula and molecular weight of 2-Amino-3,8-dimethylimidazo[4,5-f]quinoxaline?

2-Amino-3,8-dimethylimidazo[4,5-f]quinoxaline has molecular formula C11H11N5 and molecular weight 213.23900 g/mol.

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

Last updated: 11/3/2026

How to cite: Jingsj. "2-Amino-3,8-dimethylimidazo[4,5-f]quinoxaline (CAS 77500-04-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18212-7 (accessed 2026-11-09).

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