1-(diphenylmethyl)-1H-indole-2,3-dione → 3-hydroxy-3-(6-hydroxy-4-methyl-3,4-dihydro-2H-1,4-benzoxazin-7-yl)-1-[(2R)-tetrahydrofuran-2-ylmethyl]-1,3-dihydro-2H-indol-2-one

HRID 1407436노트

반응식

HRID 1407436 반응식
[CH3:1][N:2]1[CH2:7][CH2:6][O:5][C:4]2[CH:8]=[CH:9][C:10]([OH:12])=[CH:11][C:3]1=2.O1C2C(=CC=C(O)C=2)CCC1.[O:24]1[CH2:28][CH2:27][CH2:26][C@@H:25]1[CH2:29][N:30]1[C:38]2[C:33](=[CH:34][CH:35]=[CH:36][CH:37]=2)[C:32](=[O:39])[C:31]1=[O:40].C1(C(C2C=CC=CC=2)N2C3C(=CC=CC=3)C(=O)C2=O)C=CC=CC=1>>[OH:39][C:32]1([C:9]2[C:10]([OH:12])=[CH:11][C:3]3[N:2]([CH3:1])[CH2:7][CH2:6][O:5][C:4]=3[CH:8]=2)[C:33]2[C:38](=[CH:37][CH:36]=[CH:35][CH:34]=2)[N:30]([CH2:29][C@H:25]2[CH2:26][CH2:27][CH2:28][O:24]2)[C:31]1=[O:40]

참가 물질

5

실험 절차

Following the procedure as described in PREPARATION 14A, and making non-critical variations using 4-methyl-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-ol (McMurtrey, K. D., et al., J. Org. Chem. (1970), 35(12):4252-3) to replace chroman-7-ol, and 1-[(2R)-tetrahydrofuran-2-ylmethyl]-1H-indole-2,3-dione to replace 1-(diphenylmethyl)indoline-2,3-dione, 3-hydroxy-3-(6-hydroxy-4-methyl-3,4-dihydro-2H-1,4-benzoxazin-7-yl)-1-[(2R)-tetrahydrofuran-2-ylmethyl]-1,3-dihydro-2H-indol-2-one was obtained (92%) as a pale brown solid: 1H NMR (300 MHz, CDCl3) δ9.21 (d, J=13.6 Hz, 1H), 7.46 (d, J=7.2 Hz, 1H), 7.36 (dd, J=7.8, 7.8 Hz, 1H), 7.17 (dd, J=7.5, 7.2 Hz, 1H), 7.09 (d, J=7.8 Hz, 1H), 6.40 (s, 1H), 6.18 (s, 1H), 4.25-4.06 (m, 3H), 3.87-3.63 (m, 4H), 3.27-3.17 (m, 2H), 2.87 (s, 3H), 2.02-1.74 (m, 3H), 1.71-1.57 (m, 2H); 13C NMR (75 MHz, CDCl3) δ179.8, 179.7, 151.54, 151.52, 143.1, 143.0, 138.0, 137.4, 130.12, 130.10, 129.32, 129.29, 126.1, 126.0, 123.8, 114.8, 114.6, 113.1, 113.0, 110.4, 110.3, 103.5, 79.11, 79.06, 76.9, 76.7, 68.32, 68.26, 64.6, 48.9, 44.6, 38.5, 29.3, 29.1, 25.7, 25.6; MS (ES+) m/z 418.9 (M+23).

출처 및 근거

ORD 기록
ord-9b90f726c8674a05b63268ef3f17392c
출처 데이터셋
uspto-grants-2014_12
특허 번호
US08916580B2

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