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Sodium Bicarbonate → 2-methylsulfonyl-N-[3-(1H-pyrrol-2-yl)-1H-indazol-5-yl]benzenesulfonamide

HRID 25417
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HRID 25417 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.C(OC([N:39]1[CH:43]=[CH:42][CH:41]=[C:40]1B(O)O)=O)(C)(C)C.C(=O)([O-])O.[Na+]>CN(C)C=O>[CH3:24][S:21]([C:16]1[CH:17]=[CH:18][CH:19]=[CH:20][C:15]=1[S:12]([NH:11][C:8]1[CH:9]=[C:10]2[C:5](=[CH:6][CH:7]=1)[NH:4][N:3]=[C:2]2[C:40]1[NH:39][CH:43]=[CH:42][CH:41]=1)(=[O:14])=[O:13])(=[O:23])=[O:22]
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참가 물질

5

반응물 3

HCID 516892Sodium BicarbonateHCID 27343211-(tert-Butoxycarbonyl)-2-pyrroleboronic AcidHCID 22567134Tert-butyl 3-iodo-5-(2-methylsulfonylbenzenesulfonylamino)indazole-1-carboxylate

생성물 1

HCID 1356219352-methylsulfonyl-N-[3-(1H-pyrrol-2-yl)-1H-indazol-5-yl]benzenesulfonamide수율 29.9%

시약·촉매·용매 1

HCID 6228
Dimethylformamide
용매

실험 절차

2-Methylsulfonyl-N-[3-(1H-pyrrol-2-yl)-1H-indazol-5-yl]benzenesulfonamide can be obtained as described in Example 59 from 0.5 g of tert-butyl 3-iodo-5-(2-methylsulfonylbenzenesulfonylamino)indazole-1-carboxylate, 365 mg of 1-(tert-butyloxycarbonyl)pyrrole-2-boronic acid, 20 ml of dimethylformamide, 1.87 ml of saturated aqueous sodium hydrogencarbonate solution and 24.5 mg of tetrakis(triphenylphosphine)palladium[0]. 108 mg of 2-methylsulfonyl-N-[3-(1H-pyrrol-2-yl)-1H-indazol-5-yl]benzenesulfonamide are thus obtained in the form of a pale green solid melting at 255° C. (analysis C18H16N4O4S2 % calculated: C, 51.91; H, 3.87; N, 13.45; O, 15.37; S, 15.40. % found C, 51.63; H, 3.87; N, 13.27; S, 15.21).

출처 및 근거

ORD 기록
ord-5b32db8810814a1cbd9434d89ecd6041
출처 데이터셋
uspto-grants-2005_02
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US06858638B2

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