Benzaldehyde from Bitter Almond Oil
I've made benzaldehyde a few times before, but I think this is the easiest way to obtain it (just short of buying it directly).
Benzaldehyde from Toluene: https://youtu.be/rYKoj247rhg
Benzaldehyde from Cinnamon Oil: https://youtu.be/Fui19FPh0R0
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