Isosafrole is a precursor to the important fragrance piperonal.
2.
The US Food and Drug Administration has found synthetic Piperonal to be safe for human consumption.
3.
It is a precursor in the synthesis of the insecticide synergist piperonyl butoxide, the fragrance piperonal via isosafrole, and the empathogenic / entactogenic drug MDMA.
4.
Instead of smelling MDMA ( " Ecstasy " ), drug-detection dogs alert to piperonal an odor shared by soap, perfume, food additives and even lice repellant . ( citation omitted ) | Brief of amici curiae Fourth Amendment Scholars in support of respondent }}
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