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微波法合成S-苄基半胱氨酰甘氨酸乙酯
引用本文:徐秋霞,钦维民. 微波法合成S-苄基半胱氨酰甘氨酸乙酯[J]. 合成化学, 2009, 17(6)
作者姓名:徐秋霞  钦维民
作者单位:东华大学,化学化工与生物工程学院,上海,201620;东华大学,化学化工与生物工程学院,上海,201620
摘    要:微波条件下,溴化氢醋酸对S-苄基-N-苄氧羰基半胱氨酰甘氨酸乙酯(1)进行脱保护反应,合成了S-苄基半胱氨酰甘氨酸乙酯(2).最佳反应条件为:1 2.9 mmol,n(1):n(HBr-AcOH)=1:6,微波功率200 W,于30 ℃辐射20 min,2的收率为87%.其结构经~1H NMR和IR表征.

关 键 词:微波合成  脱保护  半胱氨酰甘氨酸

Synthesis of S-benzylcysteinylglycine Ethyl Ester under Microwave Irradiation
XU Qiu-xia,QIN Wei-min. Synthesis of S-benzylcysteinylglycine Ethyl Ester under Microwave Irradiation[J]. Chinese Journal of Synthetic Chemistry, 2009, 17(6)
Authors:XU Qiu-xia  QIN Wei-min
Abstract:S-benzylcysteinylglycine ethyl ester(2) was synthesized by de-protect reaction of S-benzyl-N-benzyloxycarbonyl-cysteinylglycine ethyl ester(1) with HBr-AcOH under microwave irradiation. The structure was confirmed by ~1H NMR and IR. The optimum reaction conditions at 30 ℃ for 20 min were as follows: 1 was 2.9 mmol; n(1) :n(HBr-AcOH) was 1:6; power was 200 W. The yield of 2 was 87% under the conditions.
Keywords:microwave synthesis  de-protection  cysteinylglycine
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