Prednienic Acid

About Prednienic Acid

Prednienic Acid is an impurity of Prednisolone carrying the CAS registry number 37927-29-0. Its molecular formula is C20H26O5 and its molecular weight is 346.4 g/mol. It is also known as Pj 90 or PJ-90.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

This Prednisolone impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Prednienic Acid is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Prednisolone

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

Prednisolone impurities

Specifications & identifiers

Chemical identifiers
Product name	Prednienic Acid
Catalogue No.	VQ-023538
CAS Number	37927-29-0
IUPAC name	(8S,9S,10R,11S,13S,14S,17R)-11,17-dihydroxy-10,13-dimethyl-3-oxo-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-17-carboxylic acid
Molecular formula	C₂₀H₂₆O₅
Molecular weight	346.4 g/mol
Exact mass	346.178
Grade	Reference Standard
HSN code	38229090
InChIKey	MCKJPJYRCPANCC-XLXYOEISSA-N
SMILES	C[C@]12C[C@@H]([C@H]3[C@H]([C@@H]1CC[C@@]2(C(=O)O)O)CCC4=CC(=O)C=C[C@]34C)O
PubChem CID	7092779

Physical properties
Physical form	Solid
LogP (XLogP3)	1.6
H-bond donors / acceptors	3 / 5
TPSA	94.8 Å²
Synonyms	Pj 90, PJ-90, (11beta,17alpha)-11,17-Dihydroxy-3-oxoandrosta-1,4-diene-17-carboxylic acid, currency1-Cortienic acid, 11, A,17-Dihydroxy-3-oxoandrosta-1,4-diene-17, A-carboxylic Acid, 11beta,17alpha-Dihydroxy-3-oxoandrosta-1,4-diene-17beta-carboxylic acid

Safety & hazard information (GHS)

Health hazard

Signal word: Danger

Hazard statements

H360May damage fertility or the unborn child

Precautionary statements: P203, P280, P318, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 Prednienic Acid?

The CAS Registry Number of Prednienic Acid is 37927-29-0. It is also known as Pj 90, PJ-90, (11beta,17alpha)-11,17-Dihydroxy-3-oxoandrosta-1,4-diene-17-carboxylic acid.

What is the molecular formula and molecular weight of Prednienic Acid?

Prednienic Acid has the molecular formula C20H26O5 and a molecular weight of 346.4 g/mol. Its IUPAC name is (8S,9S,10R,11S,13S,14S,17R)-11,17-dihydroxy-10,13-dimethyl-3-oxo-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-17-carboxylic acid.

What is Prednienic Acid used for?

Prednienic Acid is supplied as a characterised reference material related to Prednisolone. 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 Prednienic Acid can I order?

We supply Prednienic Acid 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 Prednienic Acid?

Yes. Every lot of Prednienic Acid 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 Prednienic Acid be shipped internationally?

Yes. Prednienic Acid is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.