Tolterodine Acid

About Tolterodine Acid

Tolterodine Acid is a metabolite or degradation product of Fesoterodine carrying the CAS registry number 194482-44-5. The compound has the formula C22H29NO3, corresponding to a molecular weight of 355.5 g/mol. Its systematic (IUPAC) name is 3-[(1R)-3-[di(propan-2-yl)amino]-1-phenylpropyl]-4-hydroxybenzoic acid. Alternative names: Carboxy desfesoterodine and Tolterodine 5-carboxylic acid.

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. Good laboratory practice and suitable PPE are recommended during handling.

Analytical teams use this compound to identify metabolites and degradants of Fesoterodine, to validate stability-indicating methods (AMV) and to support QC and regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Fesoterodine

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

Fesoterodine impurities

Specifications & identifiers

Chemical identifiers
Product name	Tolterodine Acid
Catalogue No.	VQ-025769
CAS Number	194482-44-5
IUPAC name	3-[(1R)-3-[di(propan-2-yl)amino]-1-phenylpropyl]-4-hydroxybenzoic acid
Molecular formula	C₂₂H₂₉NO₃
Molecular weight	355.5 g/mol
Exact mass	355.2147
Grade	Reference Standard
HSN code	38229090
InChIKey	NKTNTJFTBRPQIZ-LJQANCHMSA-N
SMILES	CC(C)N(CC[C@H](C1=CC=CC=C1)C2=C(C=CC(=C2)C(=O)O)O)C(C)C
PubChem CID	12049181

Physical properties
Physical form	Solid
LogP (XLogP3)	2.5
H-bond donors / acceptors	2 / 4
TPSA	60.8 Å²
Synonyms	Benzoic acid, 3-((1R)-3-(bis(1-methylethyl)amino)-1-phenylpropyl)-4-hydroxy, Carboxy desfesoterodine, Tolterodine 5-carboxylic acid, SPM-5509, Benzoic acid, 3-((1R)-3-(bis(1-methylethyl)amino)-1-phenylpropyl)-4-hydroxy-

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 Tolterodine Acid?

The CAS Registry Number of Tolterodine Acid is 194482-44-5. It is also known as Benzoic acid, 3-((1R)-3-(bis(1-methylethyl)amino)-1-phenylpropyl)-4-hydroxy, Carboxy desfesoterodine, Tolterodine 5-carboxylic acid.

What is the molecular formula and molecular weight of Tolterodine Acid?

Tolterodine Acid has the molecular formula C22H29NO3 and a molecular weight of 355.5 g/mol. Its IUPAC name is 3-[(1R)-3-[di(propan-2-yl)amino]-1-phenylpropyl]-4-hydroxybenzoic acid.

What is Tolterodine Acid used for?

Tolterodine Acid is supplied as a characterised reference material related to Fesoterodine. 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 Tolterodine Acid can I order?

We supply Tolterodine Acid 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 Tolterodine Acid?

Yes. Every lot of Tolterodine Acid 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 Tolterodine Acid be shipped internationally?

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