21-dehydroprednisolone
Impurity reference standard
- CAS number
- 22420-16-2
- InChIKey
- IDMHPXPQJZTDDU-CCBALNSASA-N
- Molecular formula
- C21H28O6 · C21H26O5
- Molecular weight
- 376.44 · 358.43
- Exact mass
- 734.3666 Da
- Purity
- 95%+
- Appearance
- Off-White Solid
- Storage
- -20℃±5℃
About 21-dehydroprednisolone
21-dehydroprednisolone is supplied as an analytical reference standard. It is registered under CAS number 22420-16-2.
The compound is characterised by its molecular formula C21H28O6 · C21H26O5 and a molecular weight of 376.44 · 358.43, with the two-dimensional structure shown above.
Each pack ships with a certificate of analysis reporting purity of 95%+ together with the supporting analytical data — HNMR, MS and HPLC or GC traces — so the material can be released straight into your own QC workflow. Recommended storage: -20℃±5℃.
Available from stock in milligram to gram quantities; larger or custom synthesis requirements are quoted on request.
Frequently asked questions
What purity does 21-dehydroprednisolone ship at?
21-dehydroprednisolone is supplied at 95%+, as stated on the certificate of analysis issued with each pack.
Does 21-dehydroprednisolone come with a certificate of analysis?
Yes. Every pack ships with a certificate of analysis plus the supporting analytical data — HNMR, MS and HPLC or GC traces.
How is 21-dehydroprednisolone uniquely identified?
The InChIKey IDMHPXPQJZTDDU-CCBALNSASA-N identifies the structure unambiguously, so it can be matched against your own registry or a public database.
Is a structure file available for 21-dehydroprednisolone?
Yes. The two-dimensional structure is drawn on this page from the SMILES record, and the SMILES or a molfile can be supplied on request.
What pack sizes are available for 21-dehydroprednisolone?
Standard packs run from milligram to gram quantities and ship from stock. Larger or custom synthesis requirements are quoted on request.
How should 21-dehydroprednisolone be stored?
Recommended storage: -20℃±5℃.
Need this standard, or a related one?
Send the compound name, CAS number or a structure file — we confirm availability, pack size and lead time, usually within one business day.