Pipenzolate is an antimuscarinic. It binds to muscarinic receptors as an antagonist therefore preventing acetyl choline from binding to the receptors.

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| 1-ethyl-3-(2-hydroxy-2,2-diphenylacetoxy)-1-methylpiperidinium |
| CAS Number | 13473-38-6 |
| ATC code | A03AB14 |
| PubChem | CID: 4832 |
| ChemSpider | 4666 |
| UNII | RS3K5YXV34 |
| ChEMBL | CHEMBL1619528 |
| Formula | C22H28NO3 |
| Molecular mass | 354.46 g/mol |
| SMILES[show] | |
| InChI[show] | |