Sodium Thiosulfate → 2-Bromo-4-(ethylsulfonyl)-1-fluorobenzene

HRID 518300ノート

反応式

HRID 518300 の反応式
[Br:1][C:2]1[CH:7]=[C:6](SCC)[CH:5]=[CH:4][C:3]=1[F:11].[CH:12]1C=C(Cl)C=C(C(OO)=O)[CH:13]=1.[O-:23][S:24]([O-:27])(=S)=O.[Na+].[Na+]>C(Cl)Cl>[Br:1][C:2]1[CH:7]=[C:6]([S:24]([CH2:12][CH3:13])(=[O:27])=[O:23])[CH:5]=[CH:4][C:3]=1[F:11]

参加物

5

反応物 3

HCID 24477Sodium ThiosulfateHCID 70297m-Chloroperbenzoic acidHCID 86704956(3-Bromo-4-fluorophenyl)(ethyl)sulfane

生成物 1

HCID 585219752-Bromo-4-(ethylsulfonyl)-1-fluorobenzene収率 50%

試薬・触媒・溶媒 1

HCID 6344Dichloromethane溶媒2 回

実験手順

To 2-bromo-4-ethylsulfanyl-1-fluorobenzene (2.2 g, 9.36 mmol) in DCM (20 mL) was added m-CPBA (6.47 g, 37.4 mmol). The mixture was stirred at room temperature for 12 h. Aqueous saturated Na2S2O3 (100 mL) was added, and extractive work up with CH2Cl2 gave the title compound (1.5 g, 50%) as a yellow solid which was carried on without purification. 1H NMR (CDCl3, 400 MHz) δ 8.15 (dd, J1=6.4 Hz, J2=2.4 Hz, 1H), 7.88-7.85 (m, 1H), 7.32 (t, J=8.4 Hz, 1H), 3.14 (q, J=7.2 Hz, 2H), 1.31 (t, J=7.6 Hz, 3H).

出典と根拠

ORDレコード
ord-c8d210d2c33f4505a36f586e6ce4a014
出典データセット
uspto-grants-2015_08
特許番号
US09115114B2

反応ノート

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