👉 Sulphoncyanine is a chemical compound that has been used historically to treat various conditions such as asthma, bronchitis, and chronic obstructive pulmonary disease (COPD). It is also sometimes referred to as "sulfinyl cyanide" or "cyanine." Sulphoncyanine is a white, odorless, and tasteless substance. This compound was first synthesized in the 1950s by chemists at the University of California, Davis. Sul
