Boron tribromide → 4-(2-Chlorophenyl)-6-{3-[(3R,5S)-3,5-dimethylpiperazinyl]-3-oxopropyl}-9-hydroxypyrrolo[3,4-c]carbazole-1,3(2H,6H)-dione

HRID 11116

반응식

[Cl:1][C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][C:3]=1[C:8]1[C:20]2[C:21](=[O:25])[NH:22][C:23](=[O:24])[C:19]=2[C:18]2[C:17]3[CH:16]=[C:15]([O:26]C)[CH:14]=[CH:13][C:12]=3[N:11]([CH2:28][CH2:29][C:30]([N:32]3[CH2:37][C@H:36]([CH3:38])[NH:35][C@H:34]([CH3:39])[CH2:33]3)=[O:31])[C:10]=2[CH:9]=1.B(Br)(Br)Br>>[Cl:1][C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][C:3]=1[C:8]1[C:20]2[C:21](=[O:25])[NH:22][C:23](=[O:24])[C:19]=2[C:18]2[C:17]3[CH:16]=[C:15]([OH:26])[CH:14]=[CH:13][C:12]=3[N:11]([CH2:28][CH2:29][C:30]([N:32]3[CH2:33][C@H:34]([CH3:39])[NH:35][C@H:36]([CH3:38])[CH2:37]3)=[O:31])[C:10]=2[CH:9]=1

참가 물질

반응물 2

HCID 25134Boron tribromide

HCID 695839224-(2-Chlorophenyl)-6-{3-[cis-3,5-dimethylpiperazinyl]-3-oxopropyl}-9-methoxypyrrolo[3,4-c]carbazole-1,3(2H,6H)-dione

생성물 1

HCID 867602114-(2-Chlorophenyl)-6-{3-[(3R,5S)-3,5-dimethylpiperazinyl]-3-oxopropyl}-9-hydroxypyrrolo[3,4-c]carbazole-1,3(2H,6H)-dione수율 38%

실험 절차

Demethylation of (126) prepared as described in example 239 (with BBr3 using the procedure described in example 80 except that the reaction time was 48 h gave (127) as a yellow powder (38%), mp 220–224° C. (dec). 1H NMR δ [(CD3)2SO] 11.07 (br s, 1H) 9.36 (br s, 1H), 8.72 (br, 1H), 8.34 br, 1H), 7.72 (s, 0.5H), 7.71 (s, 0.5H), 7.60–7.54 (m, 2H), 7.52–7.43 (m, 3H), 7.13 (dd, J=8.8, 2.4 Hz, 1H), 4.68 (m, 3H), 4.15, 4.12 (2s, 2H), 2.94 (m, 1H), 2.72 (m, 1H), 2.19 (m, 1H), 2.00 (m, 1H), 1.84 (m, 1H), 0.86, 0.84 (2d, J=5.8 Hz, 3H), 0.64 (2d, J=6.1 Hz, 3H). Found: C, 63.38; H, 5.38; N, 9.96. C29H17ClN4O4.H2O requires C, 63.44; H, 5.32; N, 10.20.

출처 및 근거

ORD 기록: ord-fc10689e4ed84f96812f897b3db7adea
출처 데이터셋: uspto-grants-2006_08
DOI: 10.6084/m9.figshare.5104873.v1
특허 번호: US07094798B1

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