Methyl salicylate 's cas code is 119-36-8.
Gamma octalactone's cas code is 104-50-7.
Furaneol's cas code is 3658-77-3.
Majantol's cas code is 103694-68-4.
3,4-Dihydroxybenzaldehyde's cas code is 139-85-5
3,4-Dimethyl-1,2-cyclopentanedione 's cas code is 13494-06-9.