Treatment of 2-phenoxypropionic acid with polyphosphoric acid gave substituted benzofuran-3-ones (2a-h), which were converted into 2,3,4-trihydrodibenzofuran-3-ones (4a-h) via the compounds 3a-h. Clemmensen reduction of the compounds 4a-h gave the 2,3,4-trihydrodibenzofuranes(5a-h).
Treatment of 2-phenoxypropionic acid with polyphosphoric acid gave substituted benzofuran-3-ones (2a-h), which were converted into 2,3,4-trihydrodibenzofuran-3-ones (4a-h) via the compounds 3a-h. Clemmensen reduction of the compounds 4a-h gave the 2,3,4-trihydrodibenzofuranes(5a-h).
Deshmukh M., Kharade D., Shirke S. D., Monatsh. Chem., 125 (1994) N 8-9, S 971-976
作者:Deshmukh M., Kharade D., Shirke S. D.
DOI:——
日期:——
A short synthesis of 2,3,4-trihydrodibenzofuranes
作者:M. Deshmukh、D. Kharade、S. D. Shirke
DOI:10.1007/bf00812712
日期:——
Treatment of 2-phenoxypropionic acid with polyphosphoric acid gave substituted benzofuran-3-ones (2a-h), which were converted into 2,3,4-trihydrodibenzofuran-3-ones (4a-h) via the compounds 3a-h. Clemmensen reduction of the compounds 4a-h gave the 2,3,4-trihydrodibenzofuranes(5a-h).