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Pharmacopeial Impurities (EP / USP / BP)

Josamycin EP Impurity A

Reference StandardAvailable on request

Josamycin EP Impurity A (CAS 18361-46-1) supplier Zemixal: C41H67NO15, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-025222.

Pack sizes
Josamycin EP Impurity A chemical structure
CAS number18361-46-1
FormulaC41H67NO15
Molar mass814 g/mol
Physical formSolid
HS code38229090
InChIKeyXVTMRUKLMXPAKO-RXUUKHTDSA-N

About Josamycin EP Impurity A

Analytical teams working on Josamycin use Josamycin EP Impurity A as a qualified comparison standard. Identity at a glance (Reference Standard): CAS 18361-46-1, formula C41H67NO15 and molar mass 814 g/mol. It is handled as a solid.

Where it is used

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

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Josamycin

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

Josamycin standards

Typical uses

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

Applications

Grade guides

Specifications and identifiers

Specifications of Josamycin EP Impurity A
Product nameJosamycin EP Impurity A
Catalogue numberZX-025222
CAS number18361-46-1
IUPAC name[(2S,3S,4R,6S)-6-[(2R,3S,4R,5R,6S)-6-[[(4R,5S,6S,7R,9R,10R,11E,13E,16R)-4-acetyloxy-10-hydroxy-5-methoxy-9,16-dimethyl-2-oxo-7-(2-oxoethyl)-1-oxacyclohexadeca-11,13-dien-6-yl]oxy]-4-(dimethylamino)-5-hydroxy-2-methyloxan-3-yl]oxy-4-hydroxy-2,4-dimethyloxan-3-yl] butanoate
Molecular formulaC41H67NO15
Molar mass814 g/mol
Exact mass813.4511
GradeReference Standard
Physical formSolid
XLogP32.5
H-bond donors / acceptors3 / 16
Topological polar surface area206 Ų
HS code38229090
InChIKeyXVTMRUKLMXPAKO-RXUUKHTDSA-N
SMILESCCCC(=O)O[C@H]1[C@@H](O[C@H](C[C@@]1(C)O)O[C@@H]2[C@H](O[C@H]([C@@H]([C@H]2N(C)C)O)O[C@H]3[C@H](C[C@H]([C@H](/C=C/C=C/C[C@H](OC(=O)C[C@H]([C@@H]3OC)OC(=O)C)C)O)C)CC=O)C)C
PubChem CID5282323
SynonymsLeucomycin A4, Josamycin - Impurity A, Leukomycin A4, Leucomycin V, 3-acetate 4(sup B)-butanoate

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 Josamycin EP Impurity A
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 Josamycin EP Impurity A

Which CAS number identifies Josamycin EP Impurity A?
Josamycin EP Impurity A is registered under CAS 18361-46-1. You may also see it listed as Leucomycin A4, Josamycin - Impurity A, Leukomycin A4. Our catalogue number for this item is ZX-025222.
What are the formula and molar mass of Josamycin EP Impurity A?
For Josamycin EP Impurity A, its formula is C41H67NO15 and its molar mass is 814 g/mol. InChIKey XVTMRUKLMXPAKO-RXUUKHTDSA-N lets you match it in any structure database.
How is Josamycin EP Impurity A used in pharmaceutical QC?
Josamycin EP Impurity A is a characterised reference material linked to Josamycin. 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 Josamycin EP Impurity A?
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 Josamycin EP Impurity A?
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 Josamycin EP Impurity A to my country?
Yes. Josamycin EP Impurity A ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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