11b,21,21-Trihydroxy-6a-methylpregna-1,4-dien… 1338549-01-1

Name: 11b,21,21-Trihydroxy-6a-methylpregna-1,4-diene-3,20-dione
Brand: Vaqora Chemicals
SKU: VQ-038370

About 11b,21,21-Trihydroxy-6a-methylpregna-1,4-diene-3,20-dione

11b,21,21-Trihydroxy-6a-methylpregna-1,4-diene-3,20-dione (CAS 1338549-01-1) is an impurity of Methylprednisolone offered by Vaqora Chemicals. With the molecular formula C22H30O5, it has a molar mass of 374.5 g/mol.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Methylprednisolone impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer 11b,21,21-Trihydroxy-6a-methylpregna-1,4-diene-3,20-dione in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

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

Industries

Related to Methylprednisolone

View every impurity, metabolite and intermediate we list for Methylprednisolone.

Methylprednisolone impurities

Specifications & identifiers

Chemical identifiers
Product name	11b,21,21-Trihydroxy-6a-methylpregna-1,4-diene-3,20-dione
Catalogue No.	VQ-038370
CAS Number	1338549-01-1
IUPAC name	(6S,8S,9S,10R,11S,13S,14S,17S)-17-(2,2-dihydroxyacetyl)-11-hydroxy-6,10,13-trimethyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-one
Molecular formula	C₂₂H₃₀O₅
Molecular weight	374.5 g/mol
Exact mass	374.2093
Grade	Reference Standard
HSN code	38229090
InChIKey	NJAADXDEXDYVML-DWAHBEQWSA-N
SMILES	C[C@H]1C[C@H]2[C@@H]3CC[C@@H]([C@]3(C[C@@H]([C@@H]2[C@@]4(C1=CC(=O)C=C4)C)O)C)C(=O)C(O)O
PubChem CID	175674763

Physical properties
Physical form	Solid
LogP (XLogP3)	2
H-bond donors / acceptors	3 / 5
TPSA	94.8 Å²

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 11b,21,21-Trihydroxy-6a-methylpregna-1,4-diene-3,20-dione?

The CAS Registry Number of 11b,21,21-Trihydroxy-6a-methylpregna-1,4-diene-3,20-dione is 1338549-01-1.

What is the molecular formula and molecular weight of 11b,21,21-Trihydroxy-6a-methylpregna-1,4-diene-3,20-dione?

11b,21,21-Trihydroxy-6a-methylpregna-1,4-diene-3,20-dione has the molecular formula C22H30O5 and a molecular weight of 374.5 g/mol. Its IUPAC name is (6S,8S,9S,10R,11S,13S,14S,17S)-17-(2,2-dihydroxyacetyl)-11-hydroxy-6,10,13-trimethyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-one.

What is 11b,21,21-Trihydroxy-6a-methylpregna-1,4-diene-3,20-dione used for?

11b,21,21-Trihydroxy-6a-methylpregna-1,4-diene-3,20-dione is supplied as a characterised reference material related to Methylprednisolone. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of 11b,21,21-Trihydroxy-6a-methylpregna-1,4-diene-3,20-dione can I order?

We supply 11b,21,21-Trihydroxy-6a-methylpregna-1,4-diene-3,20-dione in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 11b,21,21-Trihydroxy-6a-methylpregna-1,4-diene-3,20-dione?

Yes. Every lot of 11b,21,21-Trihydroxy-6a-methylpregna-1,4-diene-3,20-dione is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 11b,21,21-Trihydroxy-6a-methylpregna-1,4-diene-3,20-dione be shipped internationally?

Yes. We export 11b,21,21-Trihydroxy-6a-methylpregna-1,4-diene-3,20-dione worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.