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Pharmacopeial Impurities (EP / USP / BP)

Chlortalidone EP Impurity E

Reference StandardAvailable on request

Buy Chlortalidone EP Impurity E (CAS 82875-49-8) from Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.

Pack sizes
Chlortalidone EP Impurity E chemical structure
CAS number82875-49-8
FormulaC14H11ClN2O3S
Molar mass322.8 g/mol
Physical formSolid
HS code38229090
InChIKeyNPCMXXHTULKTQS-UHFFFAOYSA-N
IUPAC name2-chloro-5-(3-oxo-1,2-dihydroisoindol-1-yl)benzenesulfonamide

About Chlortalidone EP Impurity E

Chlortalidone EP Impurity E is supplied by Zemixal as a characterised reference material for Chlorthalidone analysis. Key data (Reference Standard): CAS 82875-49-8, formula C14H11ClN2O3S and molar mass 322.8 g/mol. It is handled as a solid.

Where it is used

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

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with 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 Chlorthalidone

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

Chlorthalidone standards

Typical uses

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

Applications

Grade guides

Specifications and identifiers

Specifications of Chlortalidone EP Impurity E
Product nameChlortalidone EP Impurity E
Catalogue numberZX-020196
CAS number82875-49-8
IUPAC name2-chloro-5-(3-oxo-1,2-dihydroisoindol-1-yl)benzenesulfonamide
Molecular formulaC14H11ClN2O3S
Molar mass322.8 g/mol
Exact mass322.0179
GradeReference Standard
Physical formSolid
XLogP31.7
H-bond donors / acceptors2 / 4
Topological polar surface area97.6 Ų
HS code38229090
InChIKeyNPCMXXHTULKTQS-UHFFFAOYSA-N
SMILESC1=CC=C2C(=C1)C(NC2=O)C3=CC(=C(C=C3)Cl)S(=O)(=O)N
PubChem CID12850963
SynonymsChlorthalidone Impurity E, Chlorthalidone EP Impurity E, Chlortalidone - Impurity E, 3-Dehydroxy Chlorthalidone, 2-Chloro-5-(3-oxoisoindolin-1-yl)benzenesulfonamide, 3-(3-Sulfamyl-4-chlorophenyl)phthalimidine, Benzenesulfonamide, 2-chloro-5-(2,3-dihydro-3-oxo-1H-isoindol-1-yl)-, 2-Chloro-5-(2,3-dihydro-3-oxo-1H-isoindol-1-yl)-benzenesulfonamide, Chlorthalidone Impuruty 8, 2-Chloro-5-(2,3-dihydro-3-oxo-1H-isoindol-1-yl)benzenesulfonamide, 2-Chloro-5-(3-oxo-2,3-dihydro-1H-isoindol-1-yl)benzene-1-sulfonamide

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

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Chlortalidone EP Impurity E
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 Chlortalidone EP Impurity E

Which CAS number identifies Chlortalidone EP Impurity E?
Chlortalidone EP Impurity E is registered under CAS 82875-49-8. You may also see it listed as Chlorthalidone Impurity E, Chlorthalidone EP Impurity E, Chlortalidone - Impurity E. Our catalogue number for this item is ZX-020196.
What are the formula and molar mass of Chlortalidone EP Impurity E?
For Chlortalidone EP Impurity E, its formula is C14H11ClN2O3S and its molar mass is 322.8 g/mol. The systematic (IUPAC) name is 2-chloro-5-(3-oxo-1,2-dihydroisoindol-1-yl)benzenesulfonamide. InChIKey NPCMXXHTULKTQS-UHFFFAOYSA-N lets you match it in any structure database.
How is Chlortalidone EP Impurity E used in pharmaceutical QC?
Chlortalidone EP Impurity E is a characterised reference material linked to Chlorthalidone. 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 Chlortalidone EP Impurity E?
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 Chlortalidone EP Impurity E?
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 Chlortalidone EP Impurity E to my country?
Yes. Chlortalidone EP Impurity E ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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