1,1'-Carbonyldiimidazole → (2R,6S,13aS,14aR,16aS,Z)-6-(tert-butoxycarbonylamino)-14a-(cyclopropylsulfonylcarbamoyl)-9-(2-nitrophenylsulfonyl)-5,16-dioxo-1,2,3,5,6,7,8,9,10,11,13a, 14,14a,15,16,16a-hexadecahydrocyclopropa(n)pyrrolo[2,1-c][1,4,9]triazacyclopentadecine-2-yl 4-fluoroisoindoline-2-carboxylate
반응식
[C:1]([O:5][C:6]([NH:8][C@H:9]1[CH2:23][CH2:22][N:21]([S:24]([C:27]2[CH:32]=[CH:31][CH:30]=[CH:29][C:28]=2[N+:33]([O-:35])=[O:34])(=[O:26])=[O:25])[CH2:20][CH2:19][CH:18]=[CH:17][C@@H:16]2[CH2:36][C@@:15]2([C:37](O)=[O:38])[NH:14][C:13](=[O:40])[C@@H:12]2[CH2:41][C@@H:42]([O:44][C:45]([N:47]3[CH2:55][C:54]4[C:49](=[CH:50][CH:51]=[CH:52][C:53]=4[F:56])[CH2:48]3)=[O:46])[CH2:43][N:11]2[C:10]1=[O:57])=[O:7])([CH3:4])([CH3:3])[CH3:2].N1(C(N2C=CN=C2)=O)C=CN=C1.[CH:70]1([S:73]([NH2:76])(=[O:75])=[O:74])[CH2:72][CH2:71]1.C1CCN2C(=NCCC2)CC1.S([O-])(O)(=O)=O.[K+]>C1(C)C=CC=CC=1.O>[F:56][C:53]1[CH:52]=[CH:51][CH:50]=[C:49]2[C:54]=1[CH2:55][N:47]([C:45]([O:44][C@H:42]1[CH2:43][N:11]3[C@H:12]([C:13](=[O:40])[NH:14][C@:15]4([C:37](=[O:38])[NH:76][S:73]([CH:70]5[CH2:72][CH2:71]5)(=[O:75])=[O:74])[CH2:36][C@H:16]4[CH:17]=[CH:18][CH2:19][CH2:20][N:21]([S:24]([C:27]4[CH:32]=[CH:31][CH:30]=[CH:29][C:28]=4[N+:33]([O-:35])=[O:34])(=[O:26])=[O:25])[CH2:22][CH2:23][C@H:9]([NH:8][C:6]([O:5][C:1]([CH3:4])([CH3:3])[CH3:2])=[O:7])[C:10]3=[O:57])[CH2:41]1)=[O:46])[CH2:48]2참가 물질
반응물 5
생성물 1
시약·촉매·용매 2
반응 조건
- 온도
- 60 °C
실험 절차
(2R,6S,13aS,14aR,16aS,Z)-6-(tert-butoxycarbonylamino)-2-(4-fluoroisoindoline-2-carbonyloxy)-9-(2-nitrophenylsulfonyl)-5,16-dioxo-1,2,3,5,6,7,8,9,10,11,13a,14,14a,15,16,16a-hexadecahydrocyclopropa(n)pyrrolo[2,1-c][1,4,9]triazacyclopentadecine-14a-carboxylic acid (0.71 g, 0.87 mmol) in toluene (10 mL) was added di(1H-imidazol-1-yl)methanone (0.18 g, 1.13 mmol) in rt. The reaction was stirred at 60° C. for 3 hrs. Cyclopropanesulfonamide (0.16 g, 1.31 mmol) was added, followed by addition of DBU (0.26 ml, 1.74 mmol). The reaction was then stirred at rt for 17 hrs. Water (5 mL) was added and acidified with saturated potassium hydrogen sulfate until pH=2-3. The mixture was extracted with ethyl acetate (20 mL), washed with brine and dried over sodium sulfate. After removal of solvent, the residue was purified by chromatography (Ethyl acetate) to give (2R,6S,13aS,14aR,16aS,Z)-6-(tert-butoxycarbonylamino)-14a-(cyclopropylsulfonylcarbamoyl)-9-(2-nitrophenylsulfonyl)-5,16-dioxo-1,2,3,5,6,7,8,9,10,11,13a,14,14a,15,16,16a-hexadecahydrocyclopropa(n)pyrrolo[2,1-c][1,4,9]triazacyclopentadecine-2-yl 4-fluoroisoindoline-2-carboxylate as white solid (0.41 g, 51%). MS: Calcd.: 917. Found: [M+H]+ 918. 1H NMR (400 MHz, d6-DMSO) δ 0.99 (s, 1H), 9.12 (s, 1H), 8.04 (m, 1H), 7.98 (m, 1H), 7.87 (m, 2H), 7.33 (m, 2H), 7.08-7.21 (m, 2H), 5.48 (m, 1H), 5.32 (m, 1H), 5.27 (m, 1H), 4.67 & 4.65 (s, 4H), 4.42 (m, 1H), 4.33 (m, 1H), 4.00 (m, 1H), 3.70 (m, 1H), 3.61 (m, 1H), 3.43 (m, 1H), 3.32 (m, 1H), 3.03 (m, 1H), 2.90 (m, 2H), 2.48 (m, 2H), 2.13 (m, 1H), 1.99 (m, 2H), 1.63 (m, 1H), 083-1.24 (m, 15H).
후처리
- stirringThe reaction was then stirred at rt for 17 hrs
- extractionThe mixture was extracted with ethyl acetate (20 mL)
- washwashed with brine
- dry with materialdried over sodium sulfate
- customAfter removal of solvent
- customthe residue was purified by chromatography (Ethyl acetate)
출처 및 근거
- ORD 기록
- ord-8309f27cd4be434baeba9efa8415afa5
- 출처 데이터셋
- uspto-grants-2012_10
- 특허 번호
- US08299021B2
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