Budesonide EP Impurity K

Name: Budesonide EP Impurity K
Brand: Vaqora Chemicals
SKU: VQ-020998

About Budesonide EP Impurity K

Listed under CAS 51333-05-2, Budesonide EP Impurity K is a pharmacopeial impurity of Budesonide available from Vaqora Chemicals. The compound has the formula C27H36O7, corresponding to a molecular weight of 472.6 g/mol. Common synonyms include Budesonide - Impurity K and Budesonide 21-acetate.

It is supplied 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.

Pharmaceutical QC and development laboratories use this impurity standard of Budesonide to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Budesonide EP Impurity K in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Budesonide

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

Budesonide impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Budesonide EP Impurity K
Catalogue No.	VQ-020998
CAS Number	51333-05-2
IUPAC name	[2-[(1S,2S,4R,8S,9S,11S,12S,13R)-11-hydroxy-9,13-dimethyl-16-oxo-6-propyl-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-14,17-dien-8-yl]-2-oxoethyl] acetate
Molecular formula	C₂₇H₃₆O₇
Molecular weight	472.6 g/mol
Exact mass	472.2461
Grade	Reference Standard
HSN code	38229090
InChIKey	QZIYSFVNRMBENV-PONRWWDOSA-N
SMILES	CCCC1O[C@@H]2C[C@H]3[C@@H]4CCC5=CC(=O)C=C[C@@]5([C@H]4[C@H](C[C@@]3([C@@]2(O1)C(=O)COC(=O)C)C)O)C
PubChem CID	13298228

Physical properties
Physical form	Solid
LogP (XLogP3)	3.1
H-bond donors / acceptors	1 / 7
TPSA	99.1 Å²
Synonyms	Budesonide - Impurity K, Budesonide 21-acetate, 21-Acetoxy-11beta-hydroxy-16alpha,17alpha-propylmethylenedioxpregna-1,4-diene-3,20-dione, 21-Acetoxy-11b-hydroxy-16a,17a-propylmethylenedioxpregna-1,4-diene-3,20-dione, 21-(Acetoxy)-16alpha,17alpha-(butylidenedioxy)-11beta-hydroxypregna-1,4-diene-3,20-dione

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 Budesonide EP Impurity K?

The CAS Registry Number of Budesonide EP Impurity K is 51333-05-2. It is also known as Budesonide - Impurity K, Budesonide 21-acetate, 21-Acetoxy-11beta-hydroxy-16alpha,17alpha-propylmethylenedioxpregna-1,4-diene-3,20-dione.

What is the molecular formula and molecular weight of Budesonide EP Impurity K?

Budesonide EP Impurity K has the molecular formula C27H36O7 and a molecular weight of 472.6 g/mol.

What is Budesonide EP Impurity K used for?

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

We supply Budesonide EP Impurity K 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 Budesonide EP Impurity K?

Yes. Every lot of Budesonide EP Impurity K 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 Budesonide EP Impurity K be shipped internationally?

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