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lgq101

木虫 (小有名气)

[求助] 求一段有机合成翻译~~~谢谢

General Procedure for Krische Reductive Cyclization (6). Vacuum-dried resin 3 (800 mg, 0.86meq, 1.0 eq) was swollen with 1,2-dichloroethane (DCE) (20mL) for 10 min, then a stock solution of Rh(COD)2OTf, where COD is 1,4-cyclooctadiene, and (R)- or (S)-BINAP (1∶1 molar ratio, 0.1 M in DCE, 3.4 mL, 0.34 mmol, 0.4 eq) was added via cannula. The reaction atmosphere was flushed with H2, and the mixture was stirred under a balloon of H2 at RT for 12 h. The resin was washed and dried to afford exo-pyrrolines 6 or 6′.
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nowchenchao

金虫 (小有名气)

【答案】应助回帖

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爱与雨下(金币+1): !~ 2011-08-23 08:59:55
lgq101(金币+15, 翻译EPI+1): 谢谢~~~~~ 2011-08-23 15:04:20
Krische还原环化的一般步骤(6)。将真空干燥树脂3(800mg,0.86meq,1.0 eq)在20ml二氯乙烷中溶胀10分钟是然后通过导管加入Rh(COD)2OTf的溶液,其中COD是1,4 - 环辛二烯,它的(R) - 或(S)- BINAP是(摩尔比为1:1,在DCE 中0.1摩尔,3.4ml,0.34mmol,0.4 eq)。用H2充满反应瓶,混合物在氢气保护下室温搅拌12小时。将真空酯洗干净,干燥,用来装多余的二氢砒咯6或者6′。
2楼2011-08-22 19:54:58
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