In recent years synthetic work on fused heterocyclic compounds and study of theirs biological activities were a hot topic in the field of study on heterocyclic chemistry.
近年来稠杂环的合成及其生物活性的研究日益成为杂环化学研究的热门课题。
Alkylguanidine was an important cationic surfactant with alkalescence, stability and biological activities. It had been widely applied in medicine, agriculture, chemistry and other industry.
烷基胍是一种阳离子表面活性剂，具有强碱性、高稳定性及较好的生物活性，广泛应用于医药、农业、化工等行业。
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