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3-Aminophenylboronic acid → N-[3-(3-aminophenyl)-1H-indazol-5-yl]-2-methylsulfonylbenzenesulfonamide

HRID 25419
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HRID 25419 반응식
I[C:2]1[C:10]2[C:5](=[CH:6][CH:7]=[C:8]([NH:11][S:12]([C:15]3[CH:20]=[CH:19][CH:18]=[CH:17][C:16]=3[S:21]([CH3:24])(=[O:23])=[O:22])(=[O:14])=[O:13])[CH:9]=2)[N:4](C(OC(C)(C)C)=O)[N:3]=1.[NH2:32][C:33]1[CH:34]=[C:35](B(O)O)[CH:36]=[CH:37][CH:38]=1.C(=O)([O-])O.[Na+]>CN(C)C=O>[NH2:32][C:33]1[CH:38]=[C:37]([C:2]2[C:10]3[C:5](=[CH:6][CH:7]=[C:8]([NH:11][S:12]([C:15]4[CH:20]=[CH:19][CH:18]=[CH:17][C:16]=4[S:21]([CH3:24])(=[O:22])=[O:23])(=[O:13])=[O:14])[CH:9]=3)[NH:4][N:3]=2)[CH:36]=[CH:35][CH:34]=1
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참가 물질

5

반응물 3

HCID 922693-Aminophenylboronic acidHCID 516892Sodium BicarbonateHCID 22567134Tert-butyl 3-iodo-5-(2-methylsulfonylbenzenesulfonylamino)indazole-1-carboxylate

생성물 1

HCID 22567288N-[3-(3-aminophenyl)-1H-indazol-5-yl]-2-methylsulfonylbenzenesulfonamide수율 26.6%

시약·촉매·용매 1

HCID 6228Dimethylformamide
용매

실험 절차

N-[3-(3-Aminophenyl)-1H-indazol-5-yl]-2-methylsulfonylbenzenesulfonamide can be obtained as described in Example 59 from 0.5 g of tert-butyl 3-iodo-5-(2-methylsulfonylbenzenesulfonylamino)indazole-1-carboxylate, 276 mg of 3-aminophenylboronic acid, 20 ml of dimethylformamide, 1.6 ml of a saturated aqueous sodium hydrogencarbonate solution and 25 mg of tetrakis(triphenylphosphine)palladium[0]. 102 mg of N-[3-(3-aminophenyl)-1H-indazol-5-yl]-2-methylsulfonylbenzenesulfonamide are thus obtained in the form of a white solid melting at 220° C. (analysis C20H18N4O4S2 % calculated C, 54.29; H, 4.10; N, 12.66; O, 14.46; S, 14.49. % found C, 53.48; H, 4.11 N, 12.50; S, 13.95).

출처 및 근거

ORD 기록
ord-08dd38ead252469fb9b9f20f1e1920c6
출처 데이터셋
uspto-grants-2005_02
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US06858638B2

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