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1)  2-heteroaryl-4-chromanones
2-杂环芳基苯并二氢吡喃-4-酮
1.
In order to develop novel fungicides, the structure of flavanane phytoalexins was modified in view of bioisosterism and 23 novel title compounds, 2-heteroaryl-4-chromanones, were designed and synthesized, whose structures were confirmed by 1 H NMR, MS and elemental analyses.
为开发新型环境友好杀菌剂,选择了黄烷酮类植物抗毒素为先导,利用生物等排取代原理对其结构进行修饰,设计合成了23个未见文献报道的2-杂环芳基苯并二氢吡喃-4-酮类化合物,并系统测定了所有化合物对水稻稻瘟病抑制活性的IC50值。
2)  2-heteroaryl-4-chromanone derivatives
2-杂环芳基苯并二氢吡喃-4-酮衍生物
1.
In this work,support vector regression(SVR) algorithm was applied to quantitative structure-rentention relationships study on 2-heteroaryl-4-chromanone derivatives.
将支持向量机(SVM)用于15种2-杂环芳基苯并二氢吡喃-4-酮衍生物的定量结构-色谱保留相关(QSRR)研究。
3)  2-Aryl-4-chromanones
2-芳基苯并二氢吡喃-4-酮
4)  4-aryl-4H-chromenes
4-芳基-4氢-苯并吡喃
1.
Support vector machines algorithm was applied to study the quantitative structure-activity relationship of 39 apoptosis-inducing 4-aryl-4H-chromenes.
通过计算获得了39个4-芳基-4氢-苯并吡喃化合物的11个结构特征参数,应用逐步线性回归方法对参数进行筛选。
5)  2,3-Dihydro-4H-1-benzopyran-4-one
苯并二氢吡喃-4-酮
6)  isochroman-4-one
异苯并二氢吡喃-4-酮
补充资料:苯并二氢吡喃
分子式:
CAS号:

性质:又称色满。无色油状液体。熔点4.8℃。沸点214℃(98.92kPa),98~99℃(2.39kPa)。溶于乙醇等有机溶剂。对氧化剂稳定,在硫酸中呈红色。由苯酚的烯丙基醚经克莱森重排(Claisen rearrangement)得邻烯丙基苯酚,后者再经加热环化制取。用作有机合成试剂。

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