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汉语拼音：quán jī

指醛分子(rcoh)中的羰基。其中一个键和氢相连。如甲醛(﹉cho)、苯甲醛(ヽ6h5cho)等分子中均含有该基团。

醛基 [quán jī]

1. 羰基中的一个共价键跟氢原子相连而组成的一价原子团，叫做醛基，醛基结构简式是-CHO，醛基是亲水基团，因此有醛基的有机物（如乙醛等）有一定的水溶性。

• The calculated results show that DMB is activity to get electron, and the carbon in the aldehyde group is the nucleophilic reaction site.

  计算结果表明：DMB分子容易得到电子，且醛基上的碳原子是亲核反应的作用点。

• FT-IR indicated that the aldehyde groups of the oxidized linen fiber have reacted with amino groups of the HBP-NH2.

  FT-IR证实了氧化亚麻纤维中的醛基与HBP-NH2中的端氨基发生了共价反应。

• The natural aldehyde compounds are present as phenylpropanoid, terpenoid , saponin, alkaloid, coumarin, anthraquinone and so on.

  带有醛基的天然化合物，具有苯丙素、萜类、皂苷类、生物碱、香豆素和蒽醌等多个存在的类型。

• Preparation Optimization and Properties of the Aldehyde Microscopic Slides for Oligonucleotide Microarray Fabrication

  用于寡核苷酸芯片制备载体的醛基载玻片的制备方法优化及性质研究

• a monosaccharide containing an aldehyde group is called aldose;

  一个单糖含有醛基叫醛糖；

• Experimental observation of killing efficacy of compound aldehyde group disinfectant to medical instruments

  复方醛基消毒剂对枯草杆菌黑色变种芽胞杀灭试验的观察

• Aldehyde oxidation, hydrogenation reaction on main, condensation, de Carbonyl;

  发生在醛基上的反应主要有氧化、氢化、缩合、脱羰基等；

• Synthesis of Azobenzene Derivatives with Aldehyde Group and Research on Their Three-order Nonlinearity

  含有醛基的偶氮苯的合成及其三阶非线性的研究

• Optimizing of the preparation condition of aldehyde glass slide for the production of proteinchip

  蛋白芯片生产用醛基化玻片制备的条件优化及初步检定