2'-Hydroxyacetophenone → Benzo[b]pyran
반응식
[C:1]([C:4]1[CH:9]=[CH:8][CH:7]=[CH:6][C:5]=1[OH:10])(=O)[CH3:2].[C:11](C1C=CC=CC=1S)(=O)C>C(OC(=O)C)C>[O:10]1[CH:11]=[CH:2][CH:1]=[C:4]2[CH:9]=[CH:8][CH:7]=[CH:6][CH:5]12참가 물질
4
실험 절차
Alternatively, such a 2-acetylphenol or 2-acetylthiophenol is condensed with ethylacetate and cyclized with dehydration to form a benzo[b]pyran which is then condensed with a Grignard reagent, e.g., ##STR10##
출처 및 근거
- ORD 기록
- ord-50f26ae5abf74137838550788fe6270f
- 출처 데이터셋
- uspto-grants-1989_08
- 특허 번호
- US04853410
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