반응 #3871

ord-f0acfd39ea7a462683b5b3c43269d05e

반응 조건

상세 조건
See reaction.notes.procedure_details.

후처리

  1. 1
    세척washed with 5% aq. HCl
  2. 2
    세척The acidic solution is washed with ether
  3. 3
    기타basified, affording an oil which
  4. 4
    세척washed with sat'd NaCl
  5. 5
    기타dried
  6. 6
    여과filtered
  7. 7
    기타evaporated in vacuo

실험 절차

Potassium hydroxide (1.47 g), tetrabutyl ammonium chloride (0.77 g) and H2O (1 ml) are added to a solution of the product obtained in Step 6. (6.6 g) in 1,3-dibromopropane (27 ml). The reaction mixture is stirred for 20 hours and diluted with diethyl ether and washed with 5% aq. HCl. The acidic solution is washed with ether and basified, affording an oil which is taken up in ether, washed with sat'd NaCl, dried, filtered and evaporated in vacuo affording the desired product as an oil.

출처

DOI: 10.6084/m9.figshare.5104873.v1특허: US04722925uspto-grants-1988_02