... percentage) CAS Nunumber 1:2-Trimethylpyrazine2:2-3 methyl pyrazineAroma: to have the strong aroma of nuts. ... 3,5,6-Tetramethylpyrazine3 2,3,5,6-four methyl pyrazineBaking, peanut, hazeinut, cocoa smell 2 1 ... -24 3-methyl-2-Cyclopenten-1-one3-methyl-2-ring with 1-1-e5 methyl ketone curcumenol e ringLicorice ... /13215-88-84 5-Methyl-2-furaldehyde5 5-methyl furan-2-formaldehyde5-methyl furan aldehyde 0.52702/ ...