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Benzofuran-2-carboxylic acid → Benzofuran-2-carboxylic acid [4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-phenyl]-amide
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Benzofuran-2-carboxylic acid | HCID 10331 | — |
| 反応物 | 4-(Tetramethyl-1,3,2-dioxaborolan-2-yl)aniline | HCID 2734620 | — |
| 生成物 | Benzofuran-2-carboxylic acid [4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-phenyl]-amide | HCID 66996737 | 83% |
反応手順
Amide coupling of benzofuran-2-carboxylic acid with 4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-phenylamine was done according to Example 20, Step 4 to give benzofuran-2-carboxylic acid [4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-phenyl]-amide in 83% yield. 1H NMR (400 MHz, DMSO-d6) δ ppm 1.3 (s, 12 H) 7.4 (m, 1 H) 7.5 (m, 1 H) 7.7 (d, J=8.3 Hz, 2 H) 7.7 (dd, J=8.5, 0.9 Hz, 1 H) 7.8 (m, 4 H) 10.6 (s, 1 H)
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US07420001B2 |
| 出典データセット | uspto-grants-2008_09 |
| ORD ID | ord-27a217f1dcb3412ea82ee388290e69b1 |
| 出典メモ | uspto-grants-2008_09 |