(1) According to the purpose of flavor: Flavors can be divided into three categories: daily flavors, edible flavors and flavors for other purposes. (2) According to the aroma or fragrance of the essence: Fragrance, sandalwood, jasmine, rose, grass fragrance for soap. Three flowers, bell flowers, sweet-scented osmanthus, fruit flavors for creams.
Flavor is a kind of artificially formulated mixture containing two or more or even dozens of spices (sometimes with suitable solvents or carriers) and a certain aroma.
Substitution reaction It is one of the important reactions of most aroma chemicals, and more complex compounds can be synthesized from simple aroma chemicals through substitution reactions.
Aroma chemicals is a general term for all hydrocarbons with aromatic benzene ring or heterocyclic ring. Can be divided into two categories.
Aromatic compound is a kind of compound with aromatic ring structure. They are stable in structure, not easy to decompose, and may cause serious pollution to the environment. Historically, a class of aromatic substances obtained from vegetable gums was called aroma chemicals. aroma chemicals generally refer to cyclic compounds containing at least one delocalized bond in the molecule, but there are examples of modern aroma chemicals that do not contain a benzene ring. aroma chemicals all have "aromaticity".
US Natural Gamma Undecalactone is widely used in edible flavors and tobacco flavors. It is naturally present in dairy products such as coconut and milk, and is obtained by lactonizing 2-hexylcyclopentanone.
