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Sulfur and phosphorus compounds

Bithionolate sodium

Also known as Sodium bithionolate, Vancide BN, Natrii bithionolas

CAS 6385-58-6Formula C12H4Cl4Na2O2SMolar mass 400.02 g/molEC 678-500-9
GHS signal word: Warning. Pictograms: Harmful or irritant, Hazardous to the environment
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Bithionolate sodium chemical structure, C12H4Cl4Na2O2S, CAS 6385-58-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
6385-58-6
Formula
C12H4Cl4Na2O2S
Molar mass
400.02 g/mol
EC number
678-500-9
HS code
293090
Category
Sulfur and phosphorus compounds

What is Bithionolate sodium?

Plain description, key identifiers and synonyms

Bithionolate sodium is a chemical substance with the molecular formula C12H4Cl4Na2O2S and a molar mass of 400.02 g/mol. Its CAS registry number is 6385-58-6. The IUPAC name is disodium, 2,4-dichloro-6-(3,5-dichloro-2-oxidophenyl)sulfanylphenolate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
disodium, 2,4-dichloro-6-(3,5-dichloro-2-oxidophenyl)sulfanylphenolate
CAS number
6385-58-6 CAS number cross-checked
EC number
678-500-9
Molecular formula
C12H4Cl4Na2O2S
UNII
66V0139H9A
MDL number
MFCD00058975
InChIKey
FNYZFZRGBBCWBI-UHFFFAOYSA-L
InChI
InChI=1S/C12H6Cl4O2S.2Na/c13-5-1-7(15)11(17)9(3-5)19-10-4-6(14)2-8(16)12(10)18;;/h1-4,17-18H;;/q;2*+1/p-2
SMILES (canonical and isomeric)
C1=C(C=C(C(=C1SC2=C(C(=CC(=C2)Cl)Cl)[O-])[O-])Cl)Cl.[Na+].[Na+]

Synonyms

  • Sodium bithionolate
  • Vancide BN
  • Natrii bithionolas
  • 2,2'-Thiobis(4,6-dichlorophenol) disodium salt
  • Sodium bitionolate
  • Bithionol, sodium salt
  • Bitionolato sodico
  • Bithionol sodium salt
  • Natrii bitionolas
  • Bitionolate de sodium
  • bitionolato de sodio
  • Thiobis(4,6-dichlorophenol sodium salt)
  • Phenol, 2,2'-thiobis(4,6-dichloro-, disodium salt
  • Disodium 2,2'-thiobis(4,6-dichlorophenate)
  • Disodium 2,2'-thiobis(4,6-dichlorophenoxide)
  • Sodium bitionolate (INN)
  • Bithionolate sodium (USAN)
  • Sodium, (2,2'-thiobis(4,6-dichloro-o-phenylene)oxy)di-
  • Sodium bithonolate disodium 2,2'-thiobis(4,6-dichlorophenoxide)
  • Natrii bitionolas (INN-Latin)
  • Bitionolato sodico (INN-Spanish)
  • Bitionolate de sodium (INN-French)
  • Bithionol Disodium Salt
  • Sodium 6,6'-thiobis(2,4-dichlorophenolate)
  • disodium, 2,4-dichloro-6-(3,5-dichloro-2-oxidophenyl)sulfanylphenolate
Show all 32 synonyms
  • 2,2-Thiobis(4,6-dichlorophenol) disodium salt
  • Bithionate sodium
  • C12H4Cl4Na2O2S
  • disodium 2,2'-thiobis(4,6-dichlorophenolate)
  • Sodium6,6'-thiobis(2,4-dichlorophenolate)
  • disodium 2,2'-sulfanediylbis(4,6-dichlorophenolate)
  • Bis(3,5-dichloro-2-hydroxyphenyl) Sulfide Disodium Salt

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
400.02 g/molcalc.
Exact mass
397.8482 Dacalc.
LogP (octanol/water)
-1.39calc.
Topological polar surface area
46.12 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
2calc.
Heavy atoms
21calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
3calc.
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, c1ccc(Sc2ccccc2)cc1

c1ccc(Sc2ccccc2)cc1

2 rings, 13 atoms, the Diphenyl sulfide ring system.

1,872 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H302Harmful if swallowed.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (7)
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P273Avoid release to the environment.
  • P301 + P317If swallowed: Get medical help.
  • P330Rinse mouth.
  • P391Collect spillage.
  • P501Dispose of contents and container in accordance with local regulations.

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

Full safety data and first aid

Bithionolate sodium suppliers

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Bithionolate sodium price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

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 Bithionolate sodium is traded under.

HS 2930.90Indicative HS code

Organo-sulphur compounds, other

World exports in 2024
$5.83B
+0.1% vs 2023, imports $5.93B
2019 to 2024
Top exporters
  1. China40.7%
  2. United States10.9%
  3. Japan9.3%
Top importers
  1. United States13.3%
  2. Brazil12.6%
  3. China6.6%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Bithionolate sodium, based on the data on this page

What is Bithionolate sodium?

Bithionolate sodium is a chemical substance with the molecular formula C12H4Cl4Na2O2S and a molar mass of 400.02 g/mol. Its CAS registry number is 6385-58-6. The IUPAC name is disodium, 2,4-dichloro-6-(3,5-dichloro-2-oxidophenyl)sulfanylphenolate.

What is the CAS number of Bithionolate sodium?

The CAS registry number of Bithionolate sodium is 6385-58-6.

What is the molecular formula and weight of Bithionolate sodium?

The molecular formula of Bithionolate sodium is C12H4Cl4Na2O2S and its molar mass is 400.02 g/mol.

Is Bithionolate sodium hazardous?

Bithionolate sodium carries the GHS signal word "Warning". Main hazards: harmful if swallowed, very toxic to aquatic life, very toxic to aquatic life with long lasting effects. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Bithionolate sodium?

Bithionolate sodium is usually classified under HS code 293090 (Organo-sulphur compounds, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Bithionolate sodium?

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What is the price of Bithionolate sodium?

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Guides for buyers

Practical guides that help when you source, ship or handle Bithionolate sodium

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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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