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Heterocyclic compounds

Fonsartan

Also known as fon-sartan, 2-butyl-4-(methylthio)-1-((2'-((((propylamino)carbonyl)amino)sulfonyl)(1,1'-biphenyl)-4-yl)methyl)-1H-imidazole-5-carboxylic acid dipotassium salt, hr-720(Pharmaceutical)

CAS 153235-15-5Formula C26H30K2N4O5S2Molar mass 620.88 g/mol
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Fonsartan chemical structure, C26H30K2N4O5S2, CAS 153235-15-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
153235-15-5
Formula
C26H30K2N4O5S2
Molar mass
620.88 g/mol
HS code
293590
Category
Heterocyclic compounds

What is Fonsartan?

Plain description, key identifiers and synonyms

Fonsartan is a chemical substance with the molecular formula C26H30K2N4O5S2 and a molar mass of 620.88 g/mol. Its CAS registry number is 153235-15-5. The IUPAC name is dipotassium, 2-butyl-5-methylsulfanyl-3-[[4-[2-[(C-oxido-N-propylcarbonimidoyl)sulfamoyl]phenyl]phenyl]methyl]imidazole-4-carboxylate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
dipotassium, 2-butyl-5-methylsulfanyl-3-[[4-[2-[(C-oxido-N-propylcarbonimidoyl)sulfamoyl]phenyl]phenyl]methyl]imidazole-4-carboxylate
CAS number
153235-15-5
Molecular formula
C26H30K2N4O5S2
UNII
5G2RDF8Q6A
InChIKey
WGZNJDWXOFLZKQ-UHFFFAOYSA-L
InChI
InChI=1S/C26H32N4O5S2.2K/c1-4-6-11-22-28-24(36-3)23(25(31)32)30(22)17-18-12-14-19(15-13-18)20-9-7-8-10-21(20)37(34,35)29-26(33)27-16-5-2;;/h7-10,12-15H,4-6,11,16-17H2,1-3H3,(H,31,32)(H2,27,29,33);;/q;2*+1/p-2
SMILES (canonical and isomeric)
CCCCC1=NC(=C(N1CC2=CC=C(C=C2)C3=CC=CC=C3S(=O)(=O)NC(=NCCC)[O-])C(=O)[O-])SC.[K+].[K+]

Synonyms

  • fon-sartan
  • 2-butyl-4-(methylthio)-1-((2'-((((propylamino)carbonyl)amino)sulfonyl)(1,1'-biphenyl)-4-yl)methyl)-1H-imidazole-5-carboxylic acid dipotassium salt
  • hr-720(Pharmaceutical)
  • 1H-Imidazole-5-carboxylic acid, 2-butyl-4-(methylthio)-1-((2'-((((propylamino)carbonyl)amino)sulfonyl)(1,1'-biphenyl)-4-yl)methyl)-, potassium salt (1:2)
  • dipotassium, 2-butyl-5-methylsulfanyl-3-[[4-[2-[(C-oxido-N-propylcarbonimidoyl)sulfamoyl]phenyl]phenyl]methyl]imidazole-4-carboxylate

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
620.88 g/molcalc.
Exact mass
620.0932 Dacalc.
LogP (octanol/water)
-3.56calc.
Topological polar surface area
139.5 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
8calc.
Rotatable bonds
12calc.
Heavy atoms
39calc.
Rings
3calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.35calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
3calc.
Lipinski rule of five
Passes (1 violation)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(-c2ccc(Cn3ccnc3)cc2)cc1

c1ccc(-c2ccc(Cn3ccnc3)cc2)cc1

3 rings, 18 atoms, the 1-(Biphenyl-4-ylmethyl)-1H-imidazole ring system.

29 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.

Fonsartan suppliers

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Fonsartan 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 Fonsartan is traded under.

HS 2935.90Indicative HS code

Sulphonamides, other

World exports in 2024
$5.64B
−11.0% vs 2023, imports $8.56B
2019 to 2024
Top exporters
  1. Ireland43.1%
  2. China12.0%
  3. India * partner reported9.5%
Top importers
  1. United States23.6%
  2. Slovenia19.1%
  3. Spain11.7%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Fonsartan?

Fonsartan is a chemical substance with the molecular formula C26H30K2N4O5S2 and a molar mass of 620.88 g/mol. Its CAS registry number is 153235-15-5. The IUPAC name is dipotassium, 2-butyl-5-methylsulfanyl-3-[[4-[2-[(C-oxido-N-propylcarbonimidoyl)sulfamoyl]phenyl]phenyl]methyl]imidazole-4-carboxylate.

What is the CAS number of Fonsartan?

The CAS registry number of Fonsartan is 153235-15-5.

What is the molecular formula and weight of Fonsartan?

The molecular formula of Fonsartan is C26H30K2N4O5S2 and its molar mass is 620.88 g/mol.

Is Fonsartan hazardous?

No GHS hazard classification for Fonsartan 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 Fonsartan?

Fonsartan is usually classified under HS code 293590 (Sulphonamides, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Fonsartan?

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What is the price of Fonsartan?

Suppliers quote Fonsartan 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 Fonsartan

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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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