4R-Hydroxy solifenacin N1-oxide

Name: 4R-Hydroxy solifenacin N1-oxide
Brand: Vaqora Chemicals
SKU: VQ-042227

About 4R-Hydroxy solifenacin N1-oxide

Listed under CAS 861998-78-9, 4R-Hydroxy solifenacin N1-oxide is a metabolite or degradation product of Solifenacin available from Vaqora Chemicals. With the molecular formula C23H26N2O4, it has a molar mass of 394.5 g/mol. Alternative names: Solifenacin (m4).

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 Solifenacin, to validate stability-indicating methods (AMV) and to support QC and 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, 4R-Hydroxy solifenacin N1-oxide is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Solifenacin

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

Solifenacin impurities

Specifications & identifiers

Chemical identifiers
Product name	4R-Hydroxy solifenacin N1-oxide
Catalogue No.	VQ-042227
CAS Number	861998-78-9
IUPAC name	[(3R)-1-oxido-1-azoniabicyclo[2.2.2]octan-3-yl] (1S,4R)-4-hydroxy-1-phenyl-3,4-dihydro-1H-isoquinoline-2-carboxylate
Molecular formula	C₂₃H₂₆N₂O₄
Molecular weight	394.5 g/mol
Exact mass	394.1893
Grade	Reference Standard
HSN code	38229090
InChIKey	HKJBKWXZULCCEK-RJZLZWFVSA-N
SMILES	C1C[N+]2(CCC1[C@H](C2)OC(=O)N3C[C@@H](C4=CC=CC=C4[C@@H]3C5=CC=CC=C5)O)[O-]
PubChem CID	71749339

Physical properties
Physical form	Solid
LogP (XLogP3)	2.3
H-bond donors / acceptors	1 / 4
TPSA	67.8 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 4R-Hydroxy solifenacin N1-oxide?

The CAS Registry Number of 4R-Hydroxy solifenacin N1-oxide is 861998-78-9. It is also known as Solifenacin (m4).

What is the molecular formula and molecular weight of 4R-Hydroxy solifenacin N1-oxide?

4R-Hydroxy solifenacin N1-oxide has the molecular formula C23H26N2O4 and a molecular weight of 394.5 g/mol. Its IUPAC name is [(3R)-1-oxido-1-azoniabicyclo[2.2.2]octan-3-yl] (1S,4R)-4-hydroxy-1-phenyl-3,4-dihydro-1H-isoquinoline-2-carboxylate.

What is 4R-Hydroxy solifenacin N1-oxide used for?

4R-Hydroxy solifenacin N1-oxide is supplied as a characterised reference material related to Solifenacin. 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 4R-Hydroxy solifenacin N1-oxide can I order?

We supply 4R-Hydroxy solifenacin N1-oxide 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 4R-Hydroxy solifenacin N1-oxide?

Yes. Every lot of 4R-Hydroxy solifenacin N1-oxide 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 4R-Hydroxy solifenacin N1-oxide be shipped internationally?

Yes. We export 4R-Hydroxy solifenacin N1-oxide worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.