The FTIR spectrum indicated that hydrogen bonds were formed between the carbonyl group in tartaric acid and the hydroxyl group in inner surface of kaolinite.
红外光谱表明:酒石酸分子的羰基与高岭石的内表面羟基形成了氢键,而羟基与高岭石的硅氧面的氧形成了氢键。
The existence of carbonyl group in structure seems to be a factor that favors the formation of quasi-molecular ion (QMI) or other adduct molecular ion (OAMI) in positive mode.
化合物结构中羰基的存在似有利于化合物在正离子模式下形成准分子离子或其它分子加和离子。
These are so-called reducing sugars, which means they have a structure - "a funny tail," Ms. Corriher called it - known as a carbonyl group that takes part in the Maillard reaction.
这些就是所谓的还原性糖,意味着它们有——“一条有趣的尾巴”Corriher女士这样形容——羰基基团,可以参与Maillard反应。
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