Budesonide EP Impurity B

Name: Budesonide EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-020997

About Budesonide EP Impurity B

Vaqora Chemicals supplies Budesonide EP Impurity B, a pharmacopeial impurity of Budesonide registered under CAS number 1040085-98-0. Its molecular formula is C23H30O6 and its molecular weight is 402.5 g/mol. It is also known as Budesonide - Impurity B or Di-Norbudesonide(Mixture of Diastereomers).

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

This Budesonide impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Budesonide EP Impurity B 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 Budesonide

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

Budesonide impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Budesonide EP Impurity B
Catalogue No.	VQ-020997
CAS Number	1040085-98-0
IUPAC name	(1S,2S,4R,8S,9S,11S,12S,13R)-11-hydroxy-8-(2-hydroxyacetyl)-6,9,13-trimethyl-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-14,17-dien-16-one
Molecular formula	C₂₃H₃₀O₆
Molecular weight	402.5 g/mol
Exact mass	402.2042
Grade	Reference Standard
HSN code	38229090
InChIKey	XECSEFPWNHDQPG-XWCIIUPVSA-N
SMILES	CC1O[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)CO)C)O)C
PubChem CID	13298167

Physical properties
Physical form	Solid
LogP (XLogP3)	1.7
H-bond donors / acceptors	2 / 6
TPSA	93.1 Å²
Synonyms	Budesonide EP Impurity B, budesonide acetylaldehyde acetal, Budesonide - Impurity B, Di-Norbudesonide(Mixture of Diastereomers), (11beta,16alpha)-16,17-[Ethylidenebis(oxy)]-11,21-dihydroxypregna-1,4-diene-3,20-dione, 16alpha,17-(Ethylidenebis(oxy))-11beta,21-dihydroxypregna-1,4-diene-3,20-dione, 16alpha,17-[(1RS)-Ethylidenebis(oxy)]-11beta,21-dihydroxypregna-1,4-diene-3,20-dione, 16,17-[Ethylidenebis(oxy)]-11,21-dihydroxypregna-1,4-diene-3,20-dione, (11beta,16alpha)-

Safety & hazard information (GHS)

Health hazard

Signal word: Danger

Hazard statements

H361Suspected of damaging fertility or the unborn child

Precautionary statements: P203, P280, P318, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 B?

The CAS Registry Number of Budesonide EP Impurity B is 1040085-98-0. It is also known as Budesonide EP Impurity B, budesonide acetylaldehyde acetal, Budesonide - Impurity B.

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

Budesonide EP Impurity B has the molecular formula C23H30O6 and a molecular weight of 402.5 g/mol. Its IUPAC name is (1S,2S,4R,8S,9S,11S,12S,13R)-11-hydroxy-8-(2-hydroxyacetyl)-6,9,13-trimethyl-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-14,17-dien-16-one.

What is Budesonide EP Impurity B used for?

Budesonide EP Impurity B 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 B can I order?

We supply Budesonide EP Impurity B 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 B?

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

Yes. Budesonide EP Impurity B is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.