Topicity

（重定向自Homotopicity）

Figure 1. Diastereotopic hydrogens in achiral compounds.

Figure 2. Diastereotopic hydrogens in a chiral metal complex.

In stereochemistry, topicity is the stereochemical relationship between substituents and the structure to which they are attached. Depending on the relationship, such groups can be heterotopic, homotopic, enantiotopic, or diastereotopic.

单词	Homotopicity
释义	Homotopicity 英语百科 Topicity （重定向自Homotopicity） In stereochemistry, topicity is the stereochemical relationship between substituents and the structure to which they are attached. Depending on the relationship, such groups can be heterotopic, homotopic, enantiotopic, or diastereotopic.
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