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三苯基膦 → 3-硝基苯基乙基胺

HRID 369727
笔记
打印预览

反应方程式

HRID 369727 反应方程式
[N+:1]([C:4]1[CH:5]=[C:6]([CH:12]=[CH:13][CH:14]=1)[CH2:7][CH2:8][N:9]=[N+]=[N-])([O-:3])=[O:2].C1(P(C2C=CC=CC=2)C2C=CC=CC=2)C=CC=CC=1>C(Cl)Cl>[N+:1]([C:4]1[CH:5]=[C:6]([CH:12]=[CH:13][CH:14]=1)[CH2:7][CH2:8][NH2:9])([O-:3])=[O:2]
参与物实验过程后处理来源与证据反应笔记

参与物

4

反应物 2

HCID 11776三苯基膦HCID 224575343-Nitrophenethyl azide

产物 1

HCID 129500663-硝基苯基乙基胺收率 80.8%

试剂、催化剂与溶剂 1

HCID 6344二氯甲烷溶剂

实验过程

A mixture of 3-nitrophenethyl azide (0.9 g, 4.69 mmol), triphenyl phosphine (1.22 g, 4.66 mmol) and CH2Cl2 (80 mL) was stirred at room temperature for 3 days. Solvent was removed and the residue was taken up in EtOH (20 mL). The solution was heated to 70° C., added 2M NaOH aqueous solution (10 mL) and stirred at room temperature for 2 hrs. A 10% HCl aqueous solution (20 mL) was then added and refluxed for 2 hrs. After the mixture cool to room temperature, it was washed with benzene, basified with 5N NaOH to pH-12, extracted with ethyl acetate. The organic layer was dried over Na2SO4 and concentrated to give the product (0.63 g) as a yellow oil.

后处理

  1. customSolvent was removed
  2. temperatureThe solution was heated to 70° C.
  3. additionadded 2M NaOH aqueous solution (10 mL)
  4. stirringstirred at room temperature for 2 hrs
  5. additionA 10% HCl aqueous solution (20 mL) was then added
  6. temperaturerefluxed for 2 hrs
  7. temperatureAfter the mixture cool to room temperature
  8. washit was washed with benzene
  9. extractionextracted with ethyl acetate
  10. dry with materialThe organic layer was dried over Na2SO4
  11. concentrationconcentrated

来源与证据

ORD记录
ord-e4762eb872244a0d8ddfd5713acab851
来源数据集
uspto-grants-2000_10
DOI
10.6084/m9.figshare.5104873.v1
专利号
US06140318

反应笔记

加载中…

本页导航参与物实验过程后处理来源与证据反应笔记