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Optical brighteners

Quinobene

Formula C32H18N6Na4O14S4Molar mass 930.75 g/mol
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Quinobene chemical structure, C32H18N6Na4O14S4
2D chemical structure

Key facts

What buyers check first

All properties
Formula
C32H18N6Na4O14S4
Molar mass
930.75 g/mol
HS code
320420
Category
Optical brighteners

What is Quinobene?

Plain description, key identifiers and synonyms

Quinobene is a chemical substance with the molecular formula C32H18N6Na4O14S4 and a molar mass of 930.75 g/mol. The IUPAC name is tetrasodium, 8-hydroxy-7-[[4-[2-[4-[(8-hydroxy-5-sulfonatoquinolin-7-yl)diazenyl]-2-sulfonatophenyl]ethenyl]-3-sulfonatophenyl]diazenyl]quinoline-5-sulfonate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
tetrasodium, 8-hydroxy-7-[[4-[2-[4-[(8-hydroxy-5-sulfonatoquinolin-7-yl)diazenyl]-2-sulfonatophenyl]ethenyl]-3-sulfonatophenyl]diazenyl]quinoline-5-sulfonate
Molecular formula
C32H18N6Na4O14S4
InChIKey
JBISMGFDJQAWEF-UHFFFAOYSA-J
InChI
InChI=1S/C32H22N6O14S4.4Na/c39-31-23(15-27(55(47,48)49)21-3-1-11-33-29(21)31)37-35-19-9-7-17(25(13-19)53(41,42)43)5-6-18-8-10-20(14-26(18)54(44,45)46)36-38-24-16-28(56(50,51)52)22-4-2-12-34-30(22)32(24)40;;;;/h1-16,39-40H,(H,41,42,43)(H,44,45,46)(H,47,48,49)(H,50,51,52);;;;/q;4*+1/p-4
SMILES (canonical and isomeric)
C1=CC2=C(C=C(C(=C2N=C1)O)N=NC3=CC(=C(C=C3)C=CC4=C(C=C(C=C4)N=NC5=CC(=C6C=CC=NC6=C5O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]

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
930.75 g/molcalc.
Exact mass
929.9355 Dacalc.
LogP (octanol/water)
-7.17calc.
Topological polar surface area
344.5 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
20calc.
Rotatable bonds
10calc.
Heavy atoms
60calc.
Rings
6calc.
Aromatic rings
6calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
5calc.
Lipinski rule of five
Fails (2 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, C(=Cc1ccc(N=Nc2ccc3cccnc3c2)cc1)c1ccc(N=Nc2ccc3cccnc3c2)cc1

C(=Cc1ccc(N=Nc2ccc3cccnc3c2)cc1)c1ccc(N=Nc2ccc3cccnc3c2)cc1

6 rings, 38 atoms.

2 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.

Quinobene suppliers

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Quinobene price

Indicative price range per kg from live supplier offers

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Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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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 Quinobene is traded under.

HS 3204.20Indicative HS code

Synthetic organic products of a kind used as fluorescent brightening agents

World exports in 2024
$485M
−7.4% vs 2023, imports $474M
2019 to 2024
Top exporters
  1. China31.6%
  2. Germany10.8%
  3. Switzerland * partner reported10.0%
Top importers
  1. United States9.6%
  2. Germany9.1%
  3. Indonesia7.1%

* Partner reported figures, a lower bound.

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

The HS code shown for Quinobene is indicative (it is known at chapter level only). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Quinobene?

Quinobene is a chemical substance with the molecular formula C32H18N6Na4O14S4 and a molar mass of 930.75 g/mol. The IUPAC name is tetrasodium, 8-hydroxy-7-[[4-[2-[4-[(8-hydroxy-5-sulfonatoquinolin-7-yl)diazenyl]-2-sulfonatophenyl]ethenyl]-3-sulfonatophenyl]diazenyl]quinoline-5-sulfonate.

What is the molecular formula and weight of Quinobene?

The molecular formula of Quinobene is C32H18N6Na4O14S4 and its molar mass is 930.75 g/mol.

What is Quinobene used for?

Known uses and roles of Quinobene include optical brighteners in textiles and leather and optical brighteners in home care and cleaning.

Is Quinobene hazardous?

No GHS hazard classification for Quinobene 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 Quinobene?

Quinobene is usually classified under HS code 320420 (Synthetic organic products of a kind used as fluorescent brightening agents). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Quinobene?

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

What is the price of Quinobene?

Suppliers quote Quinobene 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 Quinobene

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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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