Cesium carbonate → N-[[(3S,3aS)-7-(2-methylsulfonylphenyl)-1-oxo-3a,4-dihydro-3H-[1,3]oxazolo[4,3-c][1,4]benzoxazin-3-yl]methyl]-5-chlorothiophene-2-carboxamide

HRID 1050224노트

반응식

HRID 1050224 반응식
[Cl:1][C:2]1[S:6][C:5]([C:7]([NH:9][CH2:10][C@H:11]2[C@H:19]3[N:14]([C:15]4[CH:23]=[CH:22][C:21](B5OC(C)(C)C(C)(C)O5)=[CH:20][C:16]=4[O:17][CH2:18]3)[C:13](=[O:33])[O:12]2)=[O:8])=[CH:4][CH:3]=1.[CH3:34][S:35]([C:38]1[CH:43]=[CH:42][CH:41]=[CH:40][C:39]=1Br)(=[O:37])=[O:36].C(=O)([O-])[O-].[Cs+].[Cs+]>[Pd].C1(P(C2C=CC=CC=2)C2C=CC=CC=2)C=CC=CC=1.C1(P(C2C=CC=CC=2)C2C=CC=CC=2)C=CC=CC=1.C1(P(C2C=CC=CC=2)C2C=CC=CC=2)C=CC=CC=1.C1(P(C2C=CC=CC=2)C2C=CC=CC=2)C=CC=CC=1>[Cl:1][C:2]1[S:6][C:5]([C:7]([NH:9][CH2:10][C@H:11]2[C@H:19]3[N:14]([C:15]4[CH:23]=[CH:22][C:21]([C:39]5[CH:40]=[CH:41][CH:42]=[CH:43][C:38]=5[S:35]([CH3:34])(=[O:37])=[O:36])=[CH:20][C:16]=4[O:17][CH2:18]3)[C:13](=[O:33])[O:12]2)=[O:8])=[CH:4][CH:3]=1

참가 물질

5

반응물 3

HCID 10796Cesium carbonateHCID 190318Benzene, 1-bromo-2-(methylsulfonyl)-HCID 1317360535-chloro-N-(((3S,3 aS)-1-oxo-7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3,3a,4-tetrahydrobenzo[b]oxazolo[3,4-d][1,4]oxazin-3-yl)methyl)thiophene-2-carboxamide

생성물 1

HCID 118574663N-[[(3S,3aS)-7-(2-methylsulfonylphenyl)-1-oxo-3a,4-dihydro-3H-[1,3]oxazolo[4,3-c][1,4]benzoxazin-3-yl]methyl]-5-chlorothiophene-2-carboxamide수율 35.2%

시약·촉매·용매 1

HCID 11979704Tetrakis(triphenylphosphine)palladium촉매

실험 절차

Using compound 5-chloro-N-(((3S,3aS)-1-oxo-7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3,3a,4-tetrahydrobenzo[b]oxazolo[3,4-d][1,4]oxazin-3-yl)methyl)thiophene-2-carboxamide (the product of step (b) in Example 35) (50 mg, 0.102 mmol), o-methylsulfonylbromobenzene (29 mg, 0.122 mmol), tetrakis (triphenylphosphine) palladium (12 mg, 0.010 mmol), and cesium carbonate (66 mg, 0.204 mmol) as starting materials, preparation following the method as described in Example 35 (c) afforded off-white solid 19 mg, yield: 35.2%.

후처리

  1. custommaterials, preparation

출처 및 근거

ORD 기록
ord-63b99377bf65496fbe3f2ee9b3c54596
출처 데이터셋
uspto-grants-2016_07
특허 번호
US09382265B2

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