Product Overview

• 3-(S)-(+)-(1-Carbamoyl-1,1-Diphenylmethyl)Pyrrolidine, also identified across international regulatory testing channels as Darifen فرamine Core or (S)-2,2-Diphenyl-2-(pyrrolidin-3-yl)acetamide, is an exceptionally high-tier chiral heterocyclic building block compound. It is commercially supplied as an off-white to brilliant white crystalline powder or granular solid with strict physical stability properties. ProCorBay International supplies highly refined, high-chiral purity configurations to global active pharmaceutical manufacturing lines requiring strict, high-precision stereochemical controls.
• This compound is manufactured through complex multi-step asymmetric peptide-adjacent synthesis, starting from optically active L-proline or chiral pyrrolidine ring platforms coupled with diphenylacetonitrile derivatives, followed by controlled hydrolysis to yield the target carbamoyl amide and subsequent salt purifications. ProCorBay checks sourcing avenues strictly through advanced multi-national key starting material lines tracking high enantiomeric excess indices and clean chromatographic layouts.
• Within advanced cardiovascular and urological healthcare compounding, this molecule represents an essential chiral starter block. It acts as the direct regulatory structural predecessor and synthetic cornerstone for manufacturing specialized muscarinic M3 receptor antagonists—most notably serving as the primary synthetic platform for Darifenacin Hydrobromide. The localized (S)-pyrrolidine ring configuration provides the necessary molecular spatial alignment required to bind selectively with human target tissue receptors, minimizing off-target secondary variables. ProCorBay acts as a trusted bulk partner, providing extensive technical dossiers to ensure smooth generic drug registration paths.