: a crystalline alkaloid compound C8H7N that is a decomposition product of proteins containing tryptophan, that can be made synthetically, and that is used in perfumes also : a derivative of indole Examples of indole in a Sentence Recent Examples on the Web These examples are automatically ...
Solid at room temperature, indole has a pungent odor, commonly associated with the smell of feces and coal tar. Interestingly, it has a pleasant floral odor in very small concentrations, which makes it a perfect ingredient for perfumes and even a flavor enhancer in chocolate. Indole is also f...
A trimethyl silyl acetylene derivative was added followed by dichlorobis-(triphenylphosphine)palladium(II). The resultant mixture was heated at 80° C. overnight in a sealed tube. The mixture was evaporated and purified by column chromatography to give the corresponding trimethylsilylethynyl intermediate...