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3-Bromo-4-methoxybenzaldehyde → 4-Methoxy-3-(thiophen-2-yl)benzaldehyde
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | 3-Bromo-4-methoxybenzaldehyde | HCID 98662 | — |
| 反応物 | 2-Thiopheneboronic acid | HCID 2733960 | — |
| 生成物 | 4-Methoxy-3-(thiophen-2-yl)benzaldehyde | HCID 21981024 | 96% |
反応手順
Ex-41A: 4-Methoxy-3-(thiophen-2-yl)-benzaldehyde was prepared from 3-bromo-4-methoxybenzaldehyde and thiophene-2-boronic acid in a similar manner as described in Ex-3A. Orange oil, 96% yield. 1H-NMR (CDCl3) δ 9.94 (s, 1H), 8.16 (d, J=1.8 Hz, 1H), 7.80 (dd, J=2.4, 8.4 Hz, 1H), 7.57 (dd, J=1.8, 3.6 Hz, 1H), 7.38 (d, J=5.1 Hz, 1H), 7.12 (dd, J=3.6, 5.1 Hz, 1H), 7.09 (d, J=8.4 Hz, 1H), 4.02 (s, 3H). HRMS m/z: calc. 218.0402, found 218.0406.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US07094801B2 |
| 出典データセット | uspto-grants-2006_08 |
| ORD ID | ord-bc3607815f2b4883b3402850fcc9a9b9 |
| 出典メモ | uspto-grants-2006_08 |