21-Acetate 17-propionate Diflorasone

Name: 21-Acetate 17-propionate Diflorasone
Brand: Vaqora Chemicals
SKU: VQ-026037

About 21-Acetate 17-propionate Diflorasone

Vaqora Chemicals supplies 21-Acetate 17-propionate Diflorasone, an impurity of Halobetasol registered under CAS number 79861-38-4. Formula C27H34F2O7, molecular weight 508.5 g/mol. It is also known as Halobetasol Propionate USB RC B.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

This Halobetasol impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 21-Acetate 17-propionate Diflorasone 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 Halobetasol

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

Halobetasol impurities

Specifications & identifiers

Chemical identifiers
Product name	21-Acetate 17-propionate Diflorasone
Catalogue No.	VQ-026037
CAS Number	79861-38-4
IUPAC name	[(6S,8S,9R,10S,11S,13S,14S,16S,17R)-17-(2-acetyloxyacetyl)-6,9-difluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl] propanoate
Molecular formula	C₂₇H₃₄F₂O₇
Molecular weight	508.5 g/mol
Exact mass	508.2273
Grade	Reference Standard
HSN code	38229090
InChIKey	UKCHRSCXKHZQKJ-TUICGVJESA-N
SMILES	CCC(=O)O[C@@]1([C@H](C[C@@H]2[C@@]1(C[C@@H]([C@]3([C@H]2C[C@@H](C4=CC(=O)C=C[C@@]43C)F)F)O)C)C)C(=O)COC(=O)C
PubChem CID	71587293

Physical properties
Physical form	Solid
LogP (XLogP3)	2.7
H-bond donors / acceptors	1 / 9
TPSA	107 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 21-Acetate 17-propionate Diflorasone?

The CAS Registry Number of 21-Acetate 17-propionate Diflorasone is 79861-38-4. It is also known as Halobetasol Propionate USB RC B, 21-Acetoxy-21-deschloro Halobetasol 17-Propionate.

What is the molecular formula and molecular weight of 21-Acetate 17-propionate Diflorasone?

21-Acetate 17-propionate Diflorasone has the molecular formula C27H34F2O7 and a molecular weight of 508.5 g/mol.

What is 21-Acetate 17-propionate Diflorasone used for?

21-Acetate 17-propionate Diflorasone is supplied as a characterised reference material related to Halobetasol. 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 21-Acetate 17-propionate Diflorasone can I order?

We supply 21-Acetate 17-propionate Diflorasone 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 21-Acetate 17-propionate Diflorasone?

Yes. Every lot of 21-Acetate 17-propionate Diflorasone 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 21-Acetate 17-propionate Diflorasone be shipped internationally?

Yes. We export 21-Acetate 17-propionate Diflorasone worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.