Sertraline Hydrochloride, also known by a unique identifier CAS NO 79617-89-3, is used to treat various forms of mental health issues such as depression, panic attacks, anxiety, and obsessive-compulsive disorder among others. It takes effect by restoring the balance of serotonin in the brain. The serial number assigned to sertraline hydrochloride is managed by the ACS (American Chemical Society); its main purpose is to create and maintain a globally recognised database for all registered chemical substances across the world.