Synthesis of 1,2,3,9b-tetrahydro-9b-hydroxy-1-phenylpyrrolo[2,1-a]isoindol-5-one via the hydrazinolysis of 2-phenyl-2(2-phthalimidoethyl)indan-1,3-dione
作者:Trevor A. Crabb、Ansuya Patel、Roger F. Newton、Barry J. Price、Michael J. Tucker
DOI:10.1039/p19820002783
日期:——
Hydrazinolysis of 2-phenyl-2-(2-phthalimidoethyl)indan-1,3-dione gave 1,2,3,9b-tetrahydro-9b-hydroxy-1-phenylpyrrolo[2,1-a]isoindol-5-one via the conversion of 2-(2-aminoethyl)-2-phenylindan1,3-dione into the carbinolamine which underwent ring expansion followed by a transannular cyclisation.
2-苯基-2-(2-邻苯二甲酰亚胺基乙基)茚满-1,3-二酮的水合肼解反应得到1,2,3,9b-四氢-9b-羟基-1-苯基吡咯并[2,1- a ]异吲哚-5-酮通过将2-(2-氨基乙基)-2-苯基茚满1,3-二酮转化为甲醇胺,进行环扩环,然后进行环环化。