反应 #74964

ord-b698ae4c283443b184e5d6b8910eaf3c

溶剂

反应条件

详细条件
See reaction.notes.procedure_details.

后处理

  1. 1
    workup.DISSOLUTIONwere dissolved in 200 ml
  2. 2
    温度This mixture was refluxed for 5 hours
  3. 3
    其他a white precipitate formed
  4. 4
    过滤The white solid was filtered off while hot and
  5. 5
    其他was recrystallized from benzene yielding white crystals, m.p. 215°-216° C.

实验过程

38 g. of 1,2,3,4,9,9-hexachloro-1,4-dihydro-1,4-methanonaphthalene-5,8-dione, prepared as in Example 3, were dissolved in 200 ml. of ethanol and 18 g. of freshly generated benzenesulfonyl chloride were added. This mixture was refluxed for 5 hours and a white precipitate formed. The white solid was filtered off while hot and was recrystallized from benzene yielding white crystals, m.p. 215°-216° C.

来源

DOI: 10.6084/m9.figshare.5104873.v1专利: US04174457uspto-grants-1979_11