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Impurities and reference standards

5-Hydroxyindapamide

Also known as Benzamide, 3-(aminosulfonyl)-4-chloro-N-(2,3-dihydro-5-hydroxy-2-methyl-1H-indol-1-yl)-, 5-Hydroxy Indapamide, Indapamide Impurity 25

CAS 126750-70-7Formula C16H16ClN3O4SMolar mass 381.84 g/mol
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5-Hydroxyindapamide chemical structure, C16H16ClN3O4S, CAS 126750-70-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
126750-70-7
Formula
C16H16ClN3O4S
Molar mass
381.84 g/mol
HS code
293590
Category
Impurities and reference standards

What is 5-Hydroxyindapamide?

Plain description, key identifiers and synonyms

5-Hydroxyindapamide is a chemical substance with the molecular formula C16H16ClN3O4S and a molar mass of 381.84 g/mol. Its CAS registry number is 126750-70-7. The IUPAC name is 4-chloro-N-(5-hydroxy-2-methyl-2,3-dihydroindol-1-yl)-3-sulfamoylbenzamide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-chloro-N-(5-hydroxy-2-methyl-2,3-dihydroindol-1-yl)-3-sulfamoylbenzamide
CAS number
126750-70-7 CAS number cross-checked
Molecular formula
C16H16ClN3O4S
UNII
SH48MQ3UXR
InChIKey
ARPVNNMMMDXBBF-UHFFFAOYSA-N
InChI
InChI=1S/C16H16ClN3O4S/c1-9-6-11-7-12(21)3-5-14(11)20(9)19-16(22)10-2-4-13(17)15(8-10)25(18,23)24/h2-5,7-9,21H,6H2,1H3,(H,19,22)(H2,18,23,24)
SMILES (canonical and isomeric)
CC1CC2=C(N1NC(=O)C3=CC(=C(C=C3)Cl)S(=O)(=O)N)C=CC(=C2)O

Synonyms

  • Benzamide, 3-(aminosulfonyl)-4-chloro-N-(2,3-dihydro-5-hydroxy-2-methyl-1H-indol-1-yl)-
  • 5-Hydroxy Indapamide
  • Indapamide Impurity 25
  • 4-chloro-N-(5-hydroxy-2-methyl-2,3-dihydroindol-1-yl)-3-sulfamoylbenzamide
  • 4-Chloro-N-(5-hydroxy-2-methylindolin-1-yl)-3-sulfamoylbenzamide
  • 4-chloro-N-(5-hydroxy-2-methyl-2,3-dihydro-1H-indol-1-yl)-3-sulfamoylbenzamide
  • Indapamide Impurity 8
  • 3-(Aminosulfonyl)-4-chloro-N-(2,3-dihydro-5-hydroxy-2-methyl-1H-indol-1-yl)benzamide
  • Benzamide,3-(aminosulfonyl)-4-chloro-N-(2,3-dihydro-5-hydroxy-2-methyl-1H-indol-1-yl)-
  • Benzamide, 3-(aminosulfonyl)-4-chloro-N-(2,3-dihydro-5-hydroxy-2-methyl-1H-indol-1-yl)
  • 4-Chloro-N-(5-hydroxy-2-methyl-2,3-dihydro-1H-indol-1-yl)-3-sulfamoylbenzene-1-carboximidic acid

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
381.84 g/molcalc.
Exact mass
381.055 Dacalc.
LogP (octanol/water)
1.79calc.
Topological polar surface area
112.7 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
3calc.
Heavy atoms
25calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.19calc.
Formal charge
0calc.
Stereocentres
1calc.
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=C(NN1CCc2ccccc21)c1ccccc1

O=C(NN1CCc2ccccc21)c1ccccc1

3 rings, 18 atoms.

8 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.

5-Hydroxyindapamide suppliers

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5-Hydroxyindapamide 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 5-Hydroxyindapamide 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 5-Hydroxyindapamide is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 5-Hydroxyindapamide, based on the data on this page

What is 5-Hydroxyindapamide?

5-Hydroxyindapamide is a chemical substance with the molecular formula C16H16ClN3O4S and a molar mass of 381.84 g/mol. Its CAS registry number is 126750-70-7. The IUPAC name is 4-chloro-N-(5-hydroxy-2-methyl-2,3-dihydroindol-1-yl)-3-sulfamoylbenzamide.

What is the CAS number of 5-Hydroxyindapamide?

The CAS registry number of 5-Hydroxyindapamide is 126750-70-7.

What is the molecular formula and weight of 5-Hydroxyindapamide?

The molecular formula of 5-Hydroxyindapamide is C16H16ClN3O4S and its molar mass is 381.84 g/mol.

Is 5-Hydroxyindapamide hazardous?

No GHS hazard classification for 5-Hydroxyindapamide 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 5-Hydroxyindapamide?

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

Where can I buy 5-Hydroxyindapamide?

Post a free request on CompoundList and suppliers of 5-Hydroxyindapamide will send you quotes. Your contact details stay private until you accept a quote.

What is the price of 5-Hydroxyindapamide?

Suppliers quote 5-Hydroxyindapamide 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 5-Hydroxyindapamide

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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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