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API Reference Standards

Prednisone WS

Reference StandardIn stock

Buy Prednisone WS (CAS 53-03-2) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 10 mg. Catalogue no. ZX-006739.

Pack sizes
Prednisone WS chemical structure
CAS number53-03-2
FormulaC21H26O5
Molar mass358.4 g/mol
Physical formSolid
HS code38229090
InChIKeyXOFYZVNMUHMLCC-ZPOLXVRWSA-N
IUPAC name(8S,9S,10R,13S,14S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,9,12,14,15,16-octahydrocyclopenta[a]phenanthrene-3,11-dione

About Prednisone WS

Prednisone WS is supplied by Zemixal as a characterised reference material for Prednisone analysis. Identity at a glance (Reference Standard): CAS 53-03-2, formula C21H26O5 and molar mass 358.4 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Identification & assay
  • Method development & validation
  • QC reference material

Handling and storage

Classified under GHS with signal word Danger and hazard statements H360, H361, H372 and H373. Read the SDS before first use.

Available as 10 mg, 25 mg, 50 mg, 100 mg and 250 mg. Larger or split packs can be arranged. 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 Prednisone

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

Prednisone standards

Typical uses

  • Identification & assay
  • Method development & validation
  • QC reference material

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Prednisone WS
Product namePrednisone WS
Catalogue numberZX-006739
CAS number53-03-2
IUPAC name(8S,9S,10R,13S,14S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,9,12,14,15,16-octahydrocyclopenta[a]phenanthrene-3,11-dione
Molecular formulaC21H26O5
Molar mass358.4 g/mol
Exact mass358.178
GradeReference Standard
Physical formSolid
XLogP31.5
H-bond donors / acceptors2 / 5
Topological polar surface area91.7 Ų
HS code38229090
InChIKeyXOFYZVNMUHMLCC-ZPOLXVRWSA-N
SMILESC[C@]12CC(=O)[C@H]3[C@H]([C@@H]1CC[C@@]2(C(=O)CO)O)CCC4=CC(=O)C=C[C@]34C
PubChem CID5865
Synonyms17,21-Dihydroxypregna-1,4-diene-3,11,20-trione, Prednisone, 1,2-Dehydrocortisone, 1,4-Pregnadiene-17alpha,21-diol-3,11,20-trione, Adasone, Ancortone, Apo-Prednisone, Bicortone, Prednicorm, Prednicort, Retrocortine, Sone

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

Safety and GHS hazards

GHS08 Health hazard
Health hazard

Signal word Danger

  • H360May damage fertility or the unborn child
  • H361Suspected of damaging fertility or the unborn child
  • H372Causes damage to organs through prolonged or repeated exposure
  • H373May causes damage to organs through prolonged or repeated exposure

Precautionary statements P203, P260, P264, P270, P280, P318, P319, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Prednisone WS
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 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 Prednisone WS

Which CAS number identifies Prednisone WS?
Prednisone WS is registered under CAS 53-03-2. You may also see it listed as 17,21-Dihydroxypregna-1,4-diene-3,11,20-trione, Prednisone, 1,2-Dehydrocortisone. Our catalogue number for this item is ZX-006739.
What are the formula and molar mass of Prednisone WS?
For Prednisone WS, its formula is C21H26O5 and its molar mass is 358.4 g/mol. The systematic (IUPAC) name is (8S,9S,10R,13S,14S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,9,12,14,15,16-octahydrocyclopenta[a]phenanthrene-3,11-dione. InChIKey XOFYZVNMUHMLCC-ZPOLXVRWSA-N lets you match it in any structure database.
How is Prednisone WS used in pharmaceutical QC?
Prednisone WS is a characterised reference material linked to Prednisone. 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 Prednisone WS?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Prednisone WS?
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 Prednisone WS to my country?
Yes. Because Prednisone WS is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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