Betamethasone EP Impurity G

Name: Betamethasone EP Impurity G
Brand: Vaqora Chemicals
SKU: VQ-021801

About Betamethasone EP Impurity G

Vaqora Chemicals supplies Betamethasone EP Impurity G, a pharmacopeial impurity of Betamethasone registered under CAS number 85700-75-0. The compound has the formula C22H30O5, corresponding to a molecular weight of 374.5 g/mol. Alternative names: Betamethasone - Impurity G and 16-Methyl Epiprednisolone.

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.

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

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

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Betamethasone

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

Betamethasone impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Betamethasone EP Impurity G
Catalogue No.	VQ-021801
CAS Number	85700-75-0
IUPAC name	(8S,9S,10R,11R,13S,14S,16S,17R)-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-3-one
Molecular formula	C₂₂H₃₀O₅
Molecular weight	374.5 g/mol
Exact mass	374.2093
Grade	Reference Standard
HSN code	38229090
InChIKey	WNYLPFCKNQAAMB-OWUXUVPTSA-N
SMILES	C[C@H]1C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@@]4([C@H]3[C@@H](C[C@@]2([C@]1(C(=O)CO)O)C)O)C
PubChem CID	10959713

Physical properties
Physical form	Solid
LogP (XLogP3)	2.1
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 Betamethasone EP Impurity G?

The CAS Registry Number of Betamethasone EP Impurity G is 85700-75-0. It is also known as Betamethasone - Impurity G, 11alpha,17,21-Trihydroxy-16beta-methylpregna-1,4-diene-3,20-dione, 16-Methyl Epiprednisolone.

What is the molecular formula and molecular weight of Betamethasone EP Impurity G?

Betamethasone EP Impurity G has the molecular formula C22H30O5 and a molecular weight of 374.5 g/mol. Its IUPAC name is (8S,9S,10R,11R,13S,14S,16S,17R)-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-3-one.

What is Betamethasone EP Impurity G used for?

Betamethasone EP Impurity G is supplied as a characterised reference material related to Betamethasone. 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 Betamethasone EP Impurity G can I order?

We supply Betamethasone EP Impurity G 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 Betamethasone EP Impurity G?

Yes. Every lot of Betamethasone EP Impurity G 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 Betamethasone EP Impurity G be shipped internationally?

Yes. We export Betamethasone EP Impurity G worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.