What has a structure resembling diferulic acid and is bright yellow?
Curcumin Curcumin is a bright yellow chemical produced by some plants. It is the principal curcuminoid of turmeric ("Curcuma longa"), a member of the ginger family (Zingiberaceae). It is sold as an herbal supplement, cosmetics ingredient, food flavoring, and food coloring. As a food additive, its E number is E100.
Heptasulfur imide Heptasulfur imide is the inorganic compound with the formula SNH. It is a pale yellow solid that is, like elemental sulfur, highly soluble in carbon disulfide. The compound, which is only of academic interest, is representative of a family of sulfur imides S(NH).