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Pharmacopeial Impurities (EP / USP / BP)

Closantel EP Impurity C

Reference StandardIn stock

Closantel EP Impurity C (CAS 2512219-95-1) supplier Zemixal: C22H15Cl2I2NO4, COA and SDS with every lot, worldwide shipping.

Pack sizes
Closantel EP Impurity C chemical structure
CAS number2512219-95-1
FormulaC22H15Cl2I2NO4
Molar mass682.1 g/mol
Physical formSolid
HS code38229090
InChIKeyOQXKHXRKCRGACE-UHFFFAOYSA-N
IUPAC name2-[2-chloro-4-[(2-hydroxy-3,5-diiodobenzoyl)amino]-5-methylphenyl]-2-(4-chlorophenyl)acetic acid

About Closantel EP Impurity C

Analytical teams working on Closantel use Closantel EP Impurity C as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 2512219-95-1, formula C22H15Cl2I2NO4 and molar mass 682.1 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Closantel

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

Closantel 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 Closantel EP Impurity C
Product nameClosantel EP Impurity C
Catalogue numberZX-005641
CAS number2512219-95-1
IUPAC name2-[2-chloro-4-[(2-hydroxy-3,5-diiodobenzoyl)amino]-5-methylphenyl]-2-(4-chlorophenyl)acetic acid
Molecular formulaC22H15Cl2I2NO4
Molar mass682.1 g/mol
Exact mass680.8468
GradeReference Standard
Physical formSolid
XLogP37
H-bond donors / acceptors3 / 4
Topological polar surface area86.6 Ų
HS code38229090
InChIKeyOQXKHXRKCRGACE-UHFFFAOYSA-N
SMILESCC1=CC(=C(C=C1NC(=O)C2=C(C(=CC(=C2)I)I)O)Cl)C(C3=CC=C(C=C3)Cl)C(=O)O
PubChem CID169436085
SynonymsClosantel Sodium Dihydrate EP Impurity C

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 Closantel EP Impurity C
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 Closantel EP Impurity C

Which CAS number identifies Closantel EP Impurity C?
Closantel EP Impurity C is registered under CAS 2512219-95-1. You may also see it listed as Closantel Sodium Dihydrate EP Impurity C. Our catalogue number for this item is ZX-005641.
What are the formula and molar mass of Closantel EP Impurity C?
For Closantel EP Impurity C, its formula is C22H15Cl2I2NO4 and its molar mass is 682.1 g/mol. The systematic (IUPAC) name is 2-[2-chloro-4-[(2-hydroxy-3,5-diiodobenzoyl)amino]-5-methylphenyl]-2-(4-chlorophenyl)acetic acid. InChIKey OQXKHXRKCRGACE-UHFFFAOYSA-N lets you match it in any structure database.
How is Closantel EP Impurity C used in pharmaceutical QC?
Closantel EP Impurity C is a characterised reference material linked to Closantel. 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 Closantel EP Impurity C?
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 Closantel EP Impurity C?
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 Closantel EP Impurity C to my country?
Yes. Closantel EP Impurity C ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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