20-Dihydro-corticosterone 21-Carboxylic Acid 75879-79-7

Name: 20-Dihydro-corticosterone 21-Carboxylic Acid
Brand: Vaqora Chemicals
SKU: VQ-044948

About 20-Dihydro-corticosterone 21-Carboxylic Acid

Vaqora Chemicals supplies 20-Dihydro-corticosterone 21-Carboxylic Acid, an impurity of Hydrocortisone registered under CAS number 75879-79-7. Its molecular formula is C21H30O5 and its molecular weight is 362.5 g/mol. Common synonyms include 11,20-Dihydroxy-3-oxo-4-pregnen-21-oic acid.

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. Handle it with standard laboratory precautions and appropriate personal protective equipment.

As a characterised impurity of Hydrocortisone, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 20-Dihydro-corticosterone 21-Carboxylic Acid in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Hydrocortisone

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

Hydrocortisone impurities

Specifications & identifiers

Chemical identifiers
Product name	20-Dihydro-corticosterone 21-Carboxylic Acid
Catalogue No.	VQ-044948
CAS Number	75879-79-7
IUPAC name	2-hydroxy-2-[(8S,9S,10R,11S,13S,14S,17S)-11-hydroxy-10,13-dimethyl-3-oxo-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl]acetic acid
Molecular formula	C₂₁H₃₀O₅
Molecular weight	362.5 g/mol
Exact mass	362.2093
Grade	Reference Standard
HSN code	38229090
InChIKey	NCZRCNAAHNGILW-WVQAOHMYSA-N
SMILES	C[C@]12CCC(=O)C=C1CC[C@@H]3[C@@H]2[C@H](C[C@]4([C@H]3CC[C@@H]4C(C(=O)O)O)C)O
PubChem CID	15160136

Physical properties
Physical form	Solid
LogP (XLogP3)	1.9
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 20-Dihydro-corticosterone 21-Carboxylic Acid?

The CAS Registry Number of 20-Dihydro-corticosterone 21-Carboxylic Acid is 75879-79-7. It is also known as 11,20-Dihydroxy-3-oxo-4-pregnen-21-oic acid, Pregn-4-en-21-oic acid, 11,20-dihydroxy-3-oxo-, (11beta)-.

What is the molecular formula and molecular weight of 20-Dihydro-corticosterone 21-Carboxylic Acid?

20-Dihydro-corticosterone 21-Carboxylic Acid has the molecular formula C21H30O5 and a molecular weight of 362.5 g/mol. Its IUPAC name is 2-hydroxy-2-[(8S,9S,10R,11S,13S,14S,17S)-11-hydroxy-10,13-dimethyl-3-oxo-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl]acetic acid.

What is 20-Dihydro-corticosterone 21-Carboxylic Acid used for?

20-Dihydro-corticosterone 21-Carboxylic Acid is supplied as a characterised reference material related to Hydrocortisone. 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 20-Dihydro-corticosterone 21-Carboxylic Acid can I order?

We supply 20-Dihydro-corticosterone 21-Carboxylic 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 20-Dihydro-corticosterone 21-Carboxylic Acid?

Yes. Every lot of 20-Dihydro-corticosterone 21-Carboxylic 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 20-Dihydro-corticosterone 21-Carboxylic Acid be shipped internationally?

Yes. We export 20-Dihydro-corticosterone 21-Carboxylic Acid worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.