4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole → 3-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)tetrahydro-2H-thiopyran 1,1-dioxide

HRID 1051571ノート

反応式

HRID 1051571 の反応式
[CH3:1][C:2]1([CH3:14])[C:6]([CH3:8])([CH3:7])[O:5][B:4]([C:9]2[CH:10]=[N:11][NH:12][CH:13]=2)[O:3]1.Br[CH:16]1[CH2:21][CH2:20][S:19](=[O:23])(=[O:22])[CH2:18][CH2:17]1.CC1(C)C(C)(C)OB(C2C=NN(C3CS(=O)(=O)C3)C=2)O1>>[CH3:1][C:2]1([CH3:14])[C:6]([CH3:7])([CH3:8])[O:5][B:4]([C:9]2[CH:13]=[N:12][N:11]([CH:17]3[CH2:16][CH2:21][CH2:20][S:19](=[O:23])(=[O:22])[CH2:18]3)[CH:10]=2)[O:3]1

参加物

4

反応物 3

HCID 27740104-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazoleHCID 615632594-bromotetrahydro-2H-thiopyran-1,1-dioxideHCID 1233447443-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]-1lambda6-thietane-1,1-dione2 回

生成物 1

HCID 1234323383-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)tetrahydro-2H-thiopyran 1,1-dioxide

実験手順

3-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)tetrahydro-2H-thiopyran 1,1-dioxide was synthesized from 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole and 4-bromotetrahydro-2H-thiopyran 1,1-dioxide according to the procedure outlined above for 3-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)thietane 1,1-dioxide (Intermediate 7). 13C NMR (400 MHz, CDCl3) δ ppm 20.85 (s, 1C), 24.75 (s, 1C), 24.77 (s, 4C), 31.38 (s, 1C), 50.50 (s, 1C), 56.62 (s, 1C), 57.33 (s, 1C), 83.50 (s, 2C), 134.95 (s, 1C), 146.21 (s, 1C). MS (ESI, pos. ion) m/z 327 [M+H]+.

出典と根拠

ORDレコード
ord-9be7dda6b1b442e7ba7c3da64bd99243
出典データセット
uspto-grants-2016_07
特許番号
US09388161B2

反応ノート

読み込み中…