The chemical S-Methoprene has a known molecular formula of C19-H34-O3. Synonyms may include: (+)-Methoprene, d-Methoprene, (7S)-Methoprene, (2E,4E,7S)-1-Methylethyl 11-methoxy-3,7,11-trimethyl-2,4-dodecadienoate, ZR 2458, Flea Killer Plus, EPA Pesticide Chemical Code 105402, Isopropyl (2E,4E,7S)-11-methoxy-3,7,11-trimethyl-2,4-dodecadienoate, UNII-4YIQ0A94UR, 7S)-Methoprene (ChemID).