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Heterocyclic compounds

Ppads tetrasodium salt

Also known as PPADS Tetrasodium, PPADS (sodium salt), 4-[2-[4-Formyl-5-hydroxy-6-methyl-3-[(phosphonooxy)methyl]-2-pyridinyl]diazenyl]-1,3-benzenedisulfonic Acid Tetrasodium Salt,

CAS 192575-19-2Formula C14H10N3Na4O12PS2Molar mass 599.31 g/mol
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Ppads tetrasodium salt chemical structure, C14H10N3Na4O12PS2, CAS 192575-19-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
192575-19-2
Formula
C14H10N3Na4O12PS2
Molar mass
599.31 g/mol
HS code
293339
Category
Heterocyclic compounds

What is Ppads tetrasodium salt?

Plain description, key identifiers and synonyms

Tetrasodium 5'-phosphonatopyridoxal-6-azobenzene-2,4-disulfonate is an organic sodium salt that is the tetrasodium salt of 5'-phosphopyridoxal-6-azobenzene-2,4-disulfonic acid. It has a role as a purinergic receptor P2X antagonist. It is an organic sodium salt and an organosulfonate salt. It contains a 5'-phosphonatopyridoxal-6-azobenzene-2,4-disulfonate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
tetrasodium, 4-[[4-formyl-5-hydroxy-6-methyl-3-(phosphonatooxymethyl)-2-pyridinyl]diazenyl]benzene-1,3-disulfonate
CAS number
192575-19-2 CAS number cross-checked
Molecular formula
C14H10N3Na4O12PS2
InChIKey
KURWUCJJNVPCHT-UHFFFAOYSA-J
InChI
InChI=1S/C14H14N3O12PS2.4Na/c1-7-13(19)9(5-18)10(6-29-30(20,21)22)14(15-7)17-16-11-3-2-8(31(23,24)25)4-12(11)32(26,27)28;;;;/h2-5,19H,6H2,1H3,(H2,20,21,22)(H,23,24,25)(H,26,27,28);;;;/q;4*+1/p-4
SMILES (canonical and isomeric)
CC1=C(C(=C(C(=N1)N=NC2=C(C=C(C=C2)S(=O)(=O)[O-])S(=O)(=O)[O-])COP(=O)([O-])[O-])C=O)O.[Na+].[Na+].[Na+].[Na+]

Synonyms

  • PPADS Tetrasodium
  • PPADS (sodium salt)
  • 4-[2-[4-Formyl-5-hydroxy-6-methyl-3-[(phosphonooxy)methyl]-2-pyridinyl]diazenyl]-1,3-benzenedisulfonic Acid Tetrasodium Salt,
  • tetrasodium 5'-phosphonatopyridoxal-6-azobenzene-2,4-disulfonate
  • Pyridoxalphosphate-6-azophenyl-2',4'- disulfonic acid tetrasodium salt
  • 4-[[4-Formyl-5-hydroxy-6-methyl-3-[(phosphonooxy)methyl]-2-pyridinyl]azo]-1,3-benzenedisulfonic acid tetrasodium salt
  • tetrasodium 4-[(2E)-2-[4-formyl-6-methyl-5-oxo-3-(phosphonatooxymethyl)pyridin-2-ylidene]hydrazinyl]benzene-1,3-disulfonate
  • sodium 5'-phosphonatopyridoxal-6-azobenzene-2,4-disulfonate
  • Pyridoxal-phosphate-6-azophenyl-2',4'-disulphonic acid tetrasodium
  • Sodium (E)-4-((4-formyl-5-hydroxy-6-methyl-3-((phosphonatooxy)methyl)pyridin-2-yl)diazenyl)benzene-1,3-disulfonate
  • tetrasodium 4-({4-formyl-5-hydroxy-6-methyl-3-[(phosphonatooxy)methyl]pyridin-2-yl}diazenyl)benzene-1,3-disulfonate
  • Tetrasodium 4-[(1E)-2-{4-formyl-5-hydroxy-6-methyl-3-[(phosphonatooxy)methyl]pyridin-2-yl}diazen-1-yl]benzene-1,3-disulfonate
  • Tetrasodium 4-[(E)-{4-formyl-5-hydroxy-6-methyl-3-[(phosphonatooxy)methyl]pyridin-2-yl}diazenyl]benzene-1,3-disulfonate

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
599.31 g/molcalc.
Exact mass
598.9034 Dacalc.
LogP (octanol/water)
-12.51calc.
Topological polar surface area
261.7 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
15calc.
Rotatable bonds
8calc.
Heavy atoms
36calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.14calc.
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, c1ccc(N=Nc2ccccn2)cc1

c1ccc(N=Nc2ccccn2)cc1

2 rings, 14 atoms, the 2-(Phenylazo)pyridine ring system.

120 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.

Ppads tetrasodium salt suppliers

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All 2 suppliers

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Where suppliers are based

2 suppliers in 2 countries

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Ppads tetrasodium salt 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

Roles

  • antagonist
  • purinergic receptor P2 antagonist
  • purinergic receptor P2X antagonist

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 Ppads tetrasodium salt is traded under.

HS 2933.39Indicative HS code

Heterocyclic compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure…

World exports in 2024
$9.16B
−17.9% vs 2023, imports $10.6B
2019 to 2024
Top exporters
  1. China21.5%
  2. India * partner reported12.3%
  3. Ireland11.6%
Top importers
  1. Germany14.2%
  2. United States12.8%
  3. Brazil10.1%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Ppads tetrasodium salt, based on the data on this page

What is Ppads tetrasodium salt?

Tetrasodium 5'-phosphonatopyridoxal-6-azobenzene-2,4-disulfonate is an organic sodium salt that is the tetrasodium salt of 5'-phosphopyridoxal-6-azobenzene-2,4-disulfonic acid. It has a role as a purinergic receptor P2X antagonist. It is an organic sodium salt and an organosulfonate salt.

What is the CAS number of Ppads tetrasodium salt?

The CAS registry number of Ppads tetrasodium salt is 192575-19-2.

What is the molecular formula and weight of Ppads tetrasodium salt?

The molecular formula of Ppads tetrasodium salt is C14H10N3Na4O12PS2 and its molar mass is 599.31 g/mol.

What is Ppads tetrasodium salt used for?

Known uses and roles of Ppads tetrasodium salt include antagonist, purinergic receptor p2 antagonist and purinergic receptor p2x antagonist.

Is Ppads tetrasodium salt hazardous?

No GHS hazard classification for Ppads tetrasodium salt 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 Ppads tetrasodium salt?

Ppads tetrasodium salt is usually classified under HS code 293339 (Compounds containing an unfused pyridine ring (whether or not hydrogenated) in the…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Ppads tetrasodium salt?

CompoundList lists 2 suppliers of Ppads tetrasodium salt in China and United Kingdom. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Ppads tetrasodium salt?

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

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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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