α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid… 783273-13-2

About α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester

α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester is a metabolite or degradation product of Tiotropium carrying the CAS registry number 783273-13-2. Formula C18H19NO4S2, molecular weight 377.5 g/mol. The IUPAC name is [(1R)-9-methyl-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-7-yl] 2-hydroxy-2-thiophen-2-yl-2-thiophen-3-ylacetate.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

Analytical teams use this compound to identify metabolites and degradants of Tiotropium, to validate stability-indicating methods (AMV) and to support QC and regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

We offer α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Tiotropium

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

Tiotropium impurities

Specifications & identifiers

Chemical identifiers
Product name	α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester
Catalogue No.	VQ-044521
CAS Number	783273-13-2
IUPAC name	[(1R)-9-methyl-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-7-yl] 2-hydroxy-2-thiophen-2-yl-2-thiophen-3-ylacetate
Molecular formula	C₁₈H₁₉NO₄S₂
Molecular weight	377.5 g/mol
Exact mass	377.0756
Grade	Reference Standard
HSN code	38229090
InChIKey	AZLIPRWXPRLJQF-MGIUEUODSA-N
SMILES	CN1[C@@H]2CC(CC1C3C2O3)OC(=O)C(C4=CSC=C4)(C5=CC=CS5)O
PubChem CID	139025403

Physical properties
Physical form	Solid
LogP (XLogP3)	2.3
H-bond donors / acceptors	1 / 7
TPSA	119 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 α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester?

The CAS Registry Number of α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester is 783273-13-2.

What is the molecular formula and molecular weight of α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester?

α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester has the molecular formula C18H19NO4S2 and a molecular weight of 377.5 g/mol. Its IUPAC name is [(1R)-9-methyl-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-7-yl] 2-hydroxy-2-thiophen-2-yl-2-thiophen-3-ylacetate.

What is α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester used for?

α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester 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 α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester can I order?

We supply α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester 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 α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester?

Yes. Every lot of α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester 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 α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester be shipped internationally?

Yes. We export α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.