Progoitrin is a biochemical from the glucosinolate family that is found in some food, which is inactive but after ingestion is converted to goitrin.

N-phenylthiophene-2-carboximidamide is a compound used as a molecular building block.

Pseudin-2, an AMP thast could be isolated from the skin of the South American paradoxical frog Pseudis paradoxa, exert a potent growth inhibitory effect against Gram-negative bacteria.