N-Benzylcinchonidinium Chloride is widely used as a chiral phase-transfer catalyst in asymmetric synthesis. It facilitates the enantioselective alkylation of various substrates, enabling the production of chiral molecules with high optical purity. This compound is particularly effective in the synthesis of amino acids, where it helps create enantiomerically pure products essential for pharmaceuticals. It is also employed in the preparation of chiral intermediates for agrochemicals and fine chemicals. Its ability to induce asymmetry in reactions makes it valuable in organic synthesis, especially in industries requiring high precision in stereochemistry.