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API Impurities

21-Acetate 17-propionate Diflorasone

Reference StandardAvailable on request

Buy 21-Acetate 17-propionate Diflorasone (CAS 79861-38-4) from Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes
21-Acetate 17-propionate Diflorasone chemical structure
CAS number79861-38-4
FormulaC27H34F2O7
Molar mass508.5 g/mol
Physical formSolid
HS code38229090
InChIKeyUKCHRSCXKHZQKJ-TUICGVJESA-N
IUPAC name[(6S,8S,9R,10S,11S,13S,14S,16S,17R)-17-(2-acetyloxyacetyl)-6,9-difluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl] propanoate

About 21-Acetate 17-propionate Diflorasone

Zemixal lists 21-Acetate 17-propionate Diflorasone for laboratories that identify, quantify or control Halobetasol and its related substances. Identity at a glance (Reference Standard): CAS 79861-38-4, formula C27H34F2O7 and molar mass 508.5 g/mol. It is handled as a solid.

Where it is used

  • Analytical method development
  • Method validation (AMV)
  • 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. 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 Halobetasol

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

Halobetasol standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Specifications and identifiers

Specifications of 21-Acetate 17-propionate Diflorasone
Product name21-Acetate 17-propionate Diflorasone
Catalogue numberZX-024988
CAS number79861-38-4
IUPAC name[(6S,8S,9R,10S,11S,13S,14S,16S,17R)-17-(2-acetyloxyacetyl)-6,9-difluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl] propanoate
Molecular formulaC27H34F2O7
Molar mass508.5 g/mol
Exact mass508.2273
GradeReference Standard
Physical formSolid
XLogP32.7
H-bond donors / acceptors1 / 9
Topological polar surface area107 Ų
HS code38229090
InChIKeyUKCHRSCXKHZQKJ-TUICGVJESA-N
SMILESCCC(=O)O[C@@]1([C@H](C[C@@H]2[C@@]1(C[C@@H]([C@]3([C@H]2C[C@@H](C4=CC(=O)C=C[C@@]43C)F)F)O)C)C)C(=O)COC(=O)C
PubChem CID71587293
SynonymsHalobetasol Propionate USB RC B, 21-Acetoxy-21-deschloro Halobetasol 17-Propionate

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 21-Acetate 17-propionate Diflorasone
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 21-Acetate 17-propionate Diflorasone

Which CAS number identifies 21-Acetate 17-propionate Diflorasone?
21-Acetate 17-propionate Diflorasone is registered under CAS 79861-38-4. You may also see it listed as Halobetasol Propionate USB RC B, 21-Acetoxy-21-deschloro Halobetasol 17-Propionate. Our catalogue number for this item is ZX-024988.
What are the formula and molar mass of 21-Acetate 17-propionate Diflorasone?
For 21-Acetate 17-propionate Diflorasone, its formula is C27H34F2O7 and its molar mass is 508.5 g/mol. InChIKey UKCHRSCXKHZQKJ-TUICGVJESA-N lets you match it in any structure database.
How is 21-Acetate 17-propionate Diflorasone used in pharmaceutical QC?
21-Acetate 17-propionate Diflorasone is a characterised reference material linked to Halobetasol. 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 21-Acetate 17-propionate Diflorasone?
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 21-Acetate 17-propionate Diflorasone?
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 21-Acetate 17-propionate Diflorasone to my country?
Yes. 21-Acetate 17-propionate Diflorasone ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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