Saccharin

Saccharin is a sweet-tasting compound discovered accidentally during the synthesis of ortho-benzoyl sulfimide. It marked the beginning of artificial sweeteners, providing a substitute for sugar that remains significant today.
 Constantine Fahlberg and Ira Remsen United States 1879 Saccharin

Saccharin is a sweet-tasting compound discovered accidentally during the synthesis of ortho-benzoyl sulfimide. It marked the beginning of artificial sweeteners, providing a substitute for sugar that remains significant today.