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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 Propargyl Alcohol [2 + 2 + 2] Cyclotrimerization (26). Vacuum-dried resin 4 (800 mg, 0.86 meq, 1.0 eq) was swollen with degassed toluene (20 mL) for 10 min. A stock solution of Grubbs’ first-generation catalyst (0.1 M in degassed toluene, 3.4 mL, 0.34 mmol, 0.4 eq) and propargyl alcohol (500 μL, 8.6 mmol, 10.0 eq) were added via syringe and the mixture was stirred at 90 °C overnight. The resin was cooled, washed, and dried to afford isoindolines 26/26′.
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big-apple

金虫 (小有名气)

90度,树脂不被破坏了吗?
2楼2011-08-23 21:40:08
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xiaoqihu

铁杆木虫 (著名写手)

【答案】应助回帖

★
爱与雨下(金币+1): 感谢应助~! 2011-08-24 10:36:44
lgq101(金币+15, 翻译EPI+1): 谢谢~~~~~ 2011-08-24 11:03:15
真空干燥的树脂泡在排过气体的甲苯里面10分钟,grubbs一代催化剂和炔丙醇的去气体甲苯溶液通过注射器加入到上述树脂混合物中,90度搅拌过夜,冷却,洗涤,干燥得到异吲哚26.。。。。
不是不追求,而是不强求
3楼2011-08-24 09:41:25
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