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New , sterically demanding 1, 3 - dialkylimidazolinium salts used as N - heterocyclic carbene precursors were synthesized and characterized.
合成并表征了一种新型的有空间需求的N - 杂环卡宾前驱体1, 3- 二烷基咪唑啉盐.
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When both are present , the dispersion forms sterically stable state of strip structure.
二者同时加入, 体系形成细枝条状的空间稳定结构.
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