6-methoxy-3,4-dihydro-2H-1,4-benzoxazin-3-one → 6-Acetyl-2H-1,4-benzoxazin-3(4H)-one
반응식
C([O:3][C:4](=O)[CH2:5][O:6][C:7]1[CH:12]=[CH:11][C:10]([C:13](=[O:15])[CH3:14])=[CH:9][C:8]=1[N+:16]([O-])=O)C.COC1C=CC2OCC(=O)NC=2C=1>C(O)(=O)C.[Fe]>[C:13]([C:10]1[CH:11]=[CH:12][C:7]2[O:6][CH2:5][C:4](=[O:3])[NH:16][C:8]=2[CH:9]=1)(=[O:15])[CH3:14]참가 물질
5
실험 절차
Ethyl(4-acetyl-2-nitrophenoxy)acetate (Intermediate 90) was reacted with iron in acetic acid as described for Intermediate 48. The crude product was obtained as an off white solid after work up. Recrystallization with ethyl acetate/methanol afforded the product as a colorless solid in 51% yield.
후처리
- customThe crude product was obtained as an off white solid after work up
- customRecrystallization with ethyl acetate/methanol
출처 및 근거
- ORD 기록
- ord-c056be5af8ee4101be58ebb686a0dde2
- 출처 데이터셋
- uspto-grants-2012_02
- 특허 번호
- US08124602B2
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