Thiamine

The molecular structure of thiamine (Vitamin B-1) was determined and synthesized. This advance made it possible to produce thiamine in large quantities without relying on rice polishings.
 Robert Runnels Williams United States 1936 Thiamine

The molecular structure of thiamine (Vitamin B-1) was determined and synthesized. This advance made it possible to produce thiamine in large quantities without relying on rice polishings.