This is a review with ten references, introducing odor and usage of some FEMA GRAS flavor compounds, which include sulfur containing flavor compounds,Nitrogen containing flavor compounds and oxygen containing unsatu-rated compounds.

• 本文介绍了FEMA GRAS 9-20的重要化合物香气和应用情况,包括含硫、含氮香料、耐高温香料、长效凉味香料和各种异构的含氧烯键化合物。