5-Bromodescyano Citalopram-d4 is the labeled analogue of 5-Bromodescyano Citalopram (B683280). 5-Bromodescyano Citalopram-d4 is an intermediate used in the synthesis of Citalopram-d4 Hydrobromide, the labeled analogue of Citalopram Hydrobromide (C505000), an inhibitor of serotonin (5-HT) uptake. Used as an antidepressant.