11-Propionate 21-Chloro Diflorasone

Name: 11-Propionate 21-Chloro Diflorasone
Brand: Vaqora Chemicals
SKU: VQ-026035

About 11-Propionate 21-Chloro Diflorasone

11-Propionate 21-Chloro Diflorasone (CAS 181527-42-4) is an impurity of Halobetasol offered by Vaqora Chemicals. Its molecular formula is C25H31ClF2O5 and its molecular weight is 485.0 g/mol. It is also known as Halobetasol Propionate USB RC C or 11-O-Propionyl Halobetasol.

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

This Halobetasol 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 11-Propionate 21-Chloro Diflorasone in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers 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	11-Propionate 21-Chloro Diflorasone
Catalogue No.	VQ-026035
CAS Number	181527-42-4
IUPAC name	[(6S,8S,9R,10S,11S,13S,14S,16S,17R)-17-(2-chloroacetyl)-6,9-difluoro-17-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-11-yl] propanoate
Molecular formula	C₂₅H₃₁ClF₂O₅
Molecular weight	485 g/mol
Exact mass	484.1828
Grade	Reference Standard
HSN code	38229090
InChIKey	GFVRBARAKYZKQQ-BZMPXQBFSA-N
SMILES	CCC(=O)O[C@H]1C[C@]2([C@@H](C[C@@H]([C@@]2(C(=O)CCl)O)C)[C@H]3[C@]1([C@]4(C=CC(=O)C=C4[C@H](C3)F)C)F)C
PubChem CID	71587593

Physical properties
Physical form	Solid
LogP (XLogP3)	3.7
H-bond donors / acceptors	1 / 7
TPSA	80.7 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 11-Propionate 21-Chloro Diflorasone?

The CAS Registry Number of 11-Propionate 21-Chloro Diflorasone is 181527-42-4. It is also known as Halobetasol Propionate USB RC C, 11-O-Propionyl Halobetasol.

What is the molecular formula and molecular weight of 11-Propionate 21-Chloro Diflorasone?

11-Propionate 21-Chloro Diflorasone has the molecular formula C25H31ClF2O5 and a molecular weight of 485 g/mol.

What is 11-Propionate 21-Chloro Diflorasone used for?

11-Propionate 21-Chloro 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 11-Propionate 21-Chloro Diflorasone can I order?

We supply 11-Propionate 21-Chloro 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 11-Propionate 21-Chloro Diflorasone?

Yes. Every lot of 11-Propionate 21-Chloro 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 11-Propionate 21-Chloro Diflorasone be shipped internationally?

Yes. We export 11-Propionate 21-Chloro Diflorasone worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.