Tiotropium EP Impurity B

Name: Tiotropium EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-023904

About Tiotropium EP Impurity B

Tiotropium EP Impurity B is a pharmacopeial impurity of Tiotropium carrying the CAS registry number 136310-64-0. With the molecular formula C18H19NO4S2, it has a molar mass of 377.5 g/mol. Its systematic (IUPAC) name is [(1R,2R,4S,5S)-9-methyl-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-7-yl] 2-hydroxy-2,2-dithiophen-2-ylacetate. Common synonyms include Tiotropium Bromide EP Impurity B and Scopine-2,2-dithienyl glycolate.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Tiotropium impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Tiotropium 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 Tiotropium

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

Tiotropium impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Tiotropium EP Impurity B
Catalogue No.	VQ-023904
CAS Number	136310-64-0
IUPAC name	[(1R,2R,4S,5S)-9-methyl-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-7-yl] 2-hydroxy-2,2-dithiophen-2-ylacetate
Molecular formula	C₁₈H₁₉NO₄S₂
Molecular weight	377.5 g/mol
Exact mass	377.0756
Grade	Reference Standard
HSN code	38229090
InChIKey	VPJFFOQGKSJBAY-UGTXJPTRSA-N
SMILES	CN1[C@@H]2CC(C[C@H]1[C@H]3[C@@H]2O3)OC(=O)C(C4=CC=CS4)(C5=CC=CS5)O
PubChem CID	29927228

Physical properties
Physical form	Solid
LogP (XLogP3)	2.3
H-bond donors / acceptors	1 / 7
TPSA	119 Å²
Synonyms	Tiotropium Bromide EP Impurity B, Scopine-2,2-dithienyl glycolate, Scopine di(2-thienyl)glycolate, Scopine Di(2-thienylglycolate), Scopine Di(2-thienyl) Glycolate, N-Demethyl Tiotropium, Tiotropium Impurity B, Tiotropium bromide impurity B, Scopinedi(2-thienyl)glycolate, Tiotropium Bromide Impurity 41, Scopine di-(2-thienyl)glycolate

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 Tiotropium EP Impurity B?

The CAS Registry Number of Tiotropium EP Impurity B is 136310-64-0. It is also known as Tiotropium Bromide EP Impurity B, Scopine-2,2-dithienyl glycolate, Scopine di(2-thienyl)glycolate.

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

Tiotropium EP Impurity B has the molecular formula C18H19NO4S2 and a molecular weight of 377.5 g/mol. Its IUPAC name is [(1R,2R,4S,5S)-9-methyl-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-7-yl] 2-hydroxy-2,2-dithiophen-2-ylacetate.

What is Tiotropium EP Impurity B used for?

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

We supply Tiotropium 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 Tiotropium EP Impurity B?

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

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