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chenrui7838

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To a solution of ethyl (E)-3-ethyl-6,6-(ethylenedioxy)-
2-hexen-1-oate (2, 1.9 g, 8.3 mmol) in 400 mL of CH2Cl2 at reflux
was added FeCl3â6H2O (6.3 g, 2.8 equiv).
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chenrui7838

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chenrui7838(½ð±Ò+1, ²©Ñ§EPI+1): 2010-07-16 09:49:11
°´Äãµ×ÎҲ¾ÍÊÇ ethyl (E)-3-ethyl-6,6-(ethylenedioxy)-
2-hexen-1-oate 1¸öµ±Á¿Ë㣬µ×Îï1¸öµ±Á¿¡£ÄãµÄÁùË®FeCl3£¬ ͶÊǵ×ÎïµÄ2.8±¶µÄÁ¿£¬6.3g¡£
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