Some important pyrazine flavors and their characteristic aromas and the general synthetic methods of pyrazines have been reviewed.
介绍了一些重要的吡嗪类杂环香料及各自的特征香气，并综述了此类化合物的一般合成法。
Pyrazines and alkylpyrazines are new kinds of food flavorings. The synthetic methods of pyrazines and alkylpyrazines have been reviewed.
吡嗪与烷基吡嗪都是新型的食用香料。本文综述了合成此类化合物的各种方法。
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