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Pharmacopeial Impurities (EP / USP / BP)

Indapamide EP Impurity B

Reference StandardAvailable on request

Indapamide EP Impurity B (CAS 63968-75-2) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 10 mg.

Pack sizes
Indapamide EP Impurity B chemical structure
CAS number63968-75-2
FormulaC16H14ClN3O3S
Molar mass363.8 g/mol
Physical formSolid
HS code38229090
InChIKeyLWCDXWWLUHMMJI-UHFFFAOYSA-N
IUPAC name4-chloro-N-(2-methylindol-1-yl)-3-sulfamoylbenzamide

About Indapamide EP Impurity B

Analytical teams working on Indapamide use Indapamide EP Impurity B as a qualified comparison standard. Key data (Reference Standard): CAS 63968-75-2, formula C16H14ClN3O3S and molar mass 363.8 g/mol. It is handled as a solid.

Where it is used

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Safe handling

Hazard communication follows GHS (Warning: H302 and H362). Our SDS lists exposure controls and first-aid measures.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Every shipment includes a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Indapamide

See every impurity, metabolite and related compound we list for this API.

Indapamide standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Indapamide EP Impurity B
Product nameIndapamide EP Impurity B
Catalogue numberZX-020293
CAS number63968-75-2
IUPAC name4-chloro-N-(2-methylindol-1-yl)-3-sulfamoylbenzamide
Molecular formulaC16H14ClN3O3S
Molar mass363.8 g/mol
Exact mass363.0444
GradeReference Standard
Physical formSolid
XLogP32.9
H-bond donors / acceptors2 / 4
Topological polar surface area103 Ų
HS code38229090
InChIKeyLWCDXWWLUHMMJI-UHFFFAOYSA-N
SMILESCC1=CC2=CC=CC=C2N1NC(=O)C3=CC(=C(C=C3)Cl)S(=O)(=O)N
PubChem CID45748
SynonymsIndapamide - Impurity B, Indapamide Impurity B, Dehydroindapamide, 4-chloro-N-(2-methyl-1H-indol-1-yl)-3-sulfamoylbenzamide, 4-Chloro-N-(2-methyl-1-indolyl)-3-sulfamoylbenzamide, Benzamide, 3-(aminosulfonyl)-4-chloro-N-(2-methyl-1H-indol-1-yl)-, 4-Chloro-3-sulfamoyl-N-(2-methyl-1H-indol-1-yl)benzamide, Dehydro Indapamide, 4-Chloro-N-(2-methyl-1H-indol-1-yl)-3-sulphamoylbenzamide, 3-(Aminosulfonyl)-4-chloro-N-(2-methyl-1H-indol-1-yl)benzamide, EX-A6936, 4-chloro-N-(2-methylindol-1-yl)-3-sulfamoyl-benzamide

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful
GHS08 Health hazard
Health hazard

Signal word Warning

  • H302Harmful if swallowed
  • H362May cause harm to breast-fed children

Precautionary statements P203, P260, P263, P264, P270, P280, P301 + P317, P318, P330, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Indapamide EP Impurity B
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Indapamide EP Impurity B

Which CAS number identifies Indapamide EP Impurity B?
Indapamide EP Impurity B is registered under CAS 63968-75-2. You may also see it listed as Indapamide - Impurity B, Indapamide Impurity B, Dehydroindapamide. Our catalogue number for this item is ZX-020293.
What are the formula and molar mass of Indapamide EP Impurity B?
For Indapamide EP Impurity B, its formula is C16H14ClN3O3S and its molar mass is 363.8 g/mol. The systematic (IUPAC) name is 4-chloro-N-(2-methylindol-1-yl)-3-sulfamoylbenzamide. InChIKey LWCDXWWLUHMMJI-UHFFFAOYSA-N lets you match it in any structure database.
How is Indapamide EP Impurity B used in pharmaceutical QC?
Indapamide EP Impurity B is a characterised reference material linked to Indapamide. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Indapamide EP Impurity B?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Indapamide EP Impurity B?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Indapamide EP Impurity B to my country?
Yes. Because Indapamide EP Impurity B is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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