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bxzc123

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2-aminoalochols
2.4. Analytical method
The concentration of reaction components was determined by Ceres 800, a high resolution GC equipped with FID. A 30 m × 0.32 mm BPX-5 capillary column packed with 5% phenylpolysilphenylene-siloxane was used for analysis. The product was confirmed by using GCMS.1 HNMR and13 CNMR were obtained with Bruker DPX 300 ( 1 H
300MHz and13 C75.5 MHz) spectrometers using CDCl 3 . Chemical shiftsare expressed in parts per million (ppm) using tetramethylsilane as an internal standard.
1 HNMR and13 CNMR (CDCl 3 ) forthe desiredproduct are as follows: 3-ethyl-1,3-oxazolidin-2-one:colorless oil, yield – 85%;1 HNMR (CDCl 3 ): ı 4.28–4.24 (m, 2H),
3.52–3.48 (m,2H), 3.25 (q, J = 7.2, 2H), 1.10 (t, J = 7.1 3H);13 C(CDCl3): 158.41, 61.79, 44.09, 39.01, 12.69.
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gerryangel

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bxzc123: 金币+35, 翻译EPI+1, ★★★★★最佳答案 2014-12-06 21:43:40
2-氨基醇
分析方法
反应液浓度用Ceres 800高分辨气相(氢火焰离子检测器)检测,使用30 m × 0.32 mm  BPX-5毛细管柱,填料为5%聚亚苯基硅氧烷。用GC-MS确认产物。  测定H1-NMR谱 和C13-NMR谱使用 Bruker DPX 300 ( H
300MHz and C13 75.5 MHz) ,以氘仿为溶剂,化学位移用ppm表示,四甲基硅烷为内标注
目标物的H谱和C谱如下: 3-乙基-1,3-恶唑啉2-酮, 无色油状物,产率85% HNMR (CDCl 3 ): ı4.28–4.24 (m, 2H),3.52–3.48 (m,2H), 3.25 (q, J = 7.2, 2H), 1.10 (t, J = 7.1 3H);    C(CDCl3): 158.41, 61.79, 44.09, 39.01, 12.69.
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