Indapamide EP Impurity B

Name: Indapamide EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-021238

About Indapamide EP Impurity B

Listed under CAS 63968-75-2, Indapamide EP Impurity B is a pharmacopeial impurity of Indapamide available from Vaqora Chemicals. The compound has the formula C16H14ClN3O3S, corresponding to a molecular weight of 363.8 g/mol. Its systematic (IUPAC) name is 4-chloro-N-(2-methylindol-1-yl)-3-sulfamoylbenzamide. It is also known as Indapamide - Impurity B or Indapamide Impurity B.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. It carries the GHS signal word “Warning” with 2 hazard statements. Review the Safety Data Sheet before use.

As a characterised impurity of Indapamide, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Indapamide EP Impurity B is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Indapamide

View every impurity, metabolite and intermediate we list for Indapamide.

Indapamide impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Indapamide EP Impurity B
Catalogue No.	VQ-021238
CAS Number	63968-75-2
IUPAC name	4-chloro-N-(2-methylindol-1-yl)-3-sulfamoylbenzamide
Molecular formula	C₁₆H₁₄ClN₃O₃S
Molecular weight	363.8 g/mol
Exact mass	363.0444
Grade	Reference Standard
HSN code	38229090
InChIKey	LWCDXWWLUHMMJI-UHFFFAOYSA-N
SMILES	CC1=CC2=CC=CC=C2N1NC(=O)C3=CC(=C(C=C3)Cl)S(=O)(=O)N
PubChem CID	45748

Physical properties
Physical form	Solid
LogP (XLogP3)	2.9
H-bond donors / acceptors	2 / 4
TPSA	103 Å²
Synonyms	Indapamide - 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

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Warning

Hazard statements

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 is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Indapamide EP Impurity B?

The CAS Registry Number of Indapamide EP Impurity B is 63968-75-2. It is also known as Indapamide - Impurity B, Indapamide Impurity B, Dehydroindapamide.

What is the molecular formula and molecular weight of Indapamide EP Impurity B?

Indapamide EP Impurity B has the molecular formula C16H14ClN3O3S and a molecular weight of 363.8 g/mol. Its IUPAC name is 4-chloro-N-(2-methylindol-1-yl)-3-sulfamoylbenzamide.

What is Indapamide EP Impurity B used for?

Indapamide EP Impurity B is supplied as a characterised reference material related to Indapamide. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Indapamide EP Impurity B can I order?

We supply Indapamide EP Impurity B in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Indapamide EP Impurity B?

Yes. Every lot of Indapamide EP Impurity B is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Indapamide EP Impurity B be shipped internationally?

Yes. Indapamide EP Impurity B is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.