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Heterocyclic building blocks

Quindoxin

Also known as Quinoxaline 1,4-dioxide, ICI 8173, Quinoxaline dioxide

CAS 2423-66-7Formula C8H6N2O2Molar mass 162.15 g/molEC 219-352-3
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Quindoxin chemical structure, C8H6N2O2, CAS 2423-66-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
2423-66-7
Formula
C8H6N2O2
Molar mass
162.15 g/mol
EC number
219-352-3
HS code
293399
Category
Heterocyclic building blocks

What is Quindoxin?

Plain description, key identifiers and synonyms

Quindoxin is a quinoxaline derivative.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-oxidoquinoxalin-1-ium 1-oxide
CAS number
2423-66-7 CAS number cross-checked
EC number
219-352-3
Molecular formula
C8H6N2O2
UNII
AMX8J6YS1H
MDL number
MFCD00869077
InChIKey
CKIHZSGJPSDCNC-UHFFFAOYSA-N
InChI
InChI=1S/C8H6N2O2/c11-9-5-6-10(12)8-4-2-1-3-7(8)9/h1-6H
SMILES (canonical and isomeric)
C1=CC=C2C(=C1)N(C=C[N+]2=O)[O-]

Synonyms

  • Quinoxaline 1,4-dioxide
  • ICI 8173
  • Quinoxaline dioxide
  • Quindoxina
  • Quindoxine
  • Quinoxaline, 1,4-dioxide
  • USAF H-1
  • Quinoxaline 1,4-di-N-oxide
  • quinoxaline-di-N-oxide
  • Quindoxinum
  • 1,4-dihydroxyquinoxaline
  • 1lambda5,4lambda5-quinoxaline-1,4-dione
  • Celbar
  • Grofas
  • 4-oxidoquinoxalin-1-ium 1-oxide
  • Bayo N-Ox
  • quinoxaline-1,4-diium-1,4-bis(olate)
  • Quinoxaline di-N-oxide
  • BAY-Va 9391
  • Quinoxaline,4-dioxide
  • quinoxaline-1,4-dioxide
  • Quinoxaline 14-Dioxide
  • 1,4-dioxidoquinoxaline-1,4-diium
  • 1lambda,4lambda-quinoxaline-1,4-dione
  • 1,4-Dioxo-1lambda~5~,4lambda~5~-quinoxaline
Show all 26 synonyms
  • 1-oxo-1,4-dihydro-1|E?-quinoxalin-1-ylium-4-olate

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
162.15 g/molcalc.
Exact mass
162.0429 Dacalc.
LogP (octanol/water)
0.9calc.
Topological polar surface area
50.96 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
0calc.
Heavy atoms
12calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=[n+]1cc[nH]c2ccccc21

O=[n+]1cc[nH]c2ccccc21

2 rings, 11 atoms.

81 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Quindoxin suppliers

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Quindoxin price

Indicative price range per kg from live supplier offers

No published prices right now

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Uses and applications

What the substance is used for, by industry and function

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Quindoxin is traded under.

HS 2933.99Indicative HS code

Heterocyclic compounds with nitrogen hetero-atom(s) only, other

World exports in 2024
$12.1B
−31.0% vs 2023, imports $28.8B
2019 to 2024
Top exporters
  1. China30.5%
  2. India * partner reported16.3%
  3. Ireland9.0%
Top importers
  1. Slovenia31.7%
  2. Italy24.2%
  3. United States5.0%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Quindoxin is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Quindoxin, based on the data on this page

What is Quindoxin?

Quindoxin is a quinoxaline derivative.

What is the CAS number of Quindoxin?

The CAS registry number of Quindoxin is 2423-66-7.

What is the molecular formula and weight of Quindoxin?

The molecular formula of Quindoxin is C8H6N2O2 and its molar mass is 162.15 g/mol.

What is Quindoxin used for?

Known uses and roles of Quindoxin include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Quindoxin hazardous?

No GHS hazard classification for Quindoxin is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Quindoxin?

Quindoxin is usually classified under HS code 293399 (Heterocyclic compounds with nitrogen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Quindoxin?

Post a free request on CompoundList and suppliers of Quindoxin will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Quindoxin?

Suppliers quote Quindoxin on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Quindoxin

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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