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yuyi2009: ½ð±Ò+10, ¡ïÓаïÖú 2013-01-12 13:20:00
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yuyi2009: ½ð±Ò+10, ¡ïÓаïÖú 2013-01-12 13:20:00
zyz666888: ½ð±Ò+1, ¸ÐлӦÖú£¬»¶Ó³£À´£¡ 2013-01-12 22:56:39
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After completionof the reaction monitored by TLC, the mixture was evaporated,washed with brine, extracted with CH2Cl2 and dried over MgSO4. The dried organic layer was concentrated, then purified by column chromatography (petroleum ether/EtOAc; 3:1) to give the known 28 as a white solid (140.2 mg, 62.1%) |
4Â¥2013-01-12 13:28:39
yuyi2009
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After completion of the reaction monitored by TLC, the mixture was evaporated,washed with brine, extracted with CH2Cl2 and dried over MgSO4. The dried organic layer was concentrated, then purified by column chromatography (petroleum ether/EtOAc; 3:1) to give the known 28 as a white solid (140.2 mg, 62.1%)¡£ÄǸö2µÄ8´Î·½ÊÇʲôÒâ˼°¡£¡Õâ¸ö¿É²»¿ÉÒÔ°¡£¡ |
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feng198800
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nwxjh: ½ð±Ò+1, ¸ÐлÈÏÕæ½»Á÷^_^ 2013-01-13 18:24:25
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