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Chempricess

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One is the Felkin-Ahn model, which emphasizes stabilization of the developing
negative charge in the forming bond by interaction with the ∗ orbital of the
substituent.
The Cieplak model263 emphasizes an alternative interaction in
which the  orbital of the C−X bond acts as a donor to the developing antibonding
orbital.264
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Chempricess: ½ð±Ò+20, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ 2015-09-28 14:44:36
One is the Felkin-Ahn model, which emphasizes stabilization of the developing
negative charge in the forming bond by interaction with the ∗ orbital of the
substituent.
The Cieplak model263 emphasizes an alternative interaction in
which the  orbital of the C−X bond acts as a donor to the developing antibonding
orbital.264
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Cieplak Ä£ÐÍl263£¬ËüÇ¿µ÷µÄÊÇÁíÒ»ÖÖÏ໥×÷Ó㬠ÔÚÕâÖÖ×÷ÓÃÖУ¬C−X¼üµÄ¹ìµÀÊÇËùÐγɵķ´¼ü¹ìµÀ264µÄ£¨µç×Ó£©¹©Ìå¡£
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