Posaconazole Impurity 21 belongs to the Posaconazole reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 175712-02-4, formula C20H18ClF2N3O4S and molar mass 469.9 g/mol. It is handled as a solid.
Common uses in the lab and plant
Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings
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 Posaconazole
See every impurity, metabolite and related compound we list for this API.
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 Posaconazole Impurity 21
10 mg
Quoted on request
25 mg
Quoted on request
50 mg
Quoted on request
100 mg
Quoted on request
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Posaconazole Impurity 21
Which CAS number identifies Posaconazole Impurity 21?
Posaconazole Impurity 21 is registered under CAS 175712-02-4. You may also see it listed as 3S,5R-5-(Triazol-1-yl) Chlorobenzenesulfonate -Chiral Intermediate Impurity. Our catalogue number for this item is ZX-031926.
What are the formula and molar mass of Posaconazole Impurity 21?
For Posaconazole Impurity 21, its formula is C20H18ClF2N3O4S and its molar mass is 469.9 g/mol. The systematic (IUPAC) name is [(3S,5R)-5-(2,4-difluorophenyl)-5-(1,2,4-triazol-1-ylmethyl)oxolan-3-yl]methyl 4-chlorobenzenesulfonate. InChIKey WUPORSBDFSRGHD-XOBRGWDASA-N lets you match it in any structure database.
How is Posaconazole Impurity 21 used in pharmaceutical QC?
Posaconazole Impurity 21 is a characterised reference material linked to Posaconazole. 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 Posaconazole Impurity 21?
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 Posaconazole Impurity 21?
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 Posaconazole Impurity 21 to my country?
Yes. Posaconazole Impurity 21 ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.
