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5-Bromo-2,4-dimethoxybenzaldehyde → 2-(5-Formyl-2,4-dimethoxyphenyl)indole-1-carboxylic acid tert-butyl ester
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | 5-Bromo-2,4-dimethoxybenzaldehyde | HCID 668346 | — |
| 反応物 | 1-(tert-Butoxycarbonyl)indole-2-boronic Acid (contains varying amounts of Anhydride) | HCID 2773302 | — |
| 生成物 | 2-(5-Formyl-2,4-dimethoxyphenyl)indole-1-carboxylic acid tert-butyl ester | HCID 16116307 | 79% |
反応手順
Ex-36A: 2-(5-Formyl-2,4-dimethoxy-phenyl)-indole-1-carboxylic acid tert-butyl ester was prepared from 5-bromo-2,4-dimethoxybenzaldehyde and N-Boc-indole-2-boronic acid in a similar manner as described in Ex-3A. Yellow oil, 79% yield. 1H-NMR (CDCl3) δ 10.36 (s, 1H), 8.15 (d, J=8 Hz, 1H), 7.88 (s, 1H), 7.45 (d, J=8 Hz, 3H), 7.27–7.35 (m, 1H), 7.19–7.27 (m, 1H), 6.52 (s, 1H), 6.47 (s, 1H), 4.00 (s, 3H), 3.86 (s, 3H), 1.42 (s, 9H).
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-4b9e0aa0b4d64b108def4b32decfa04a |
| 出典メモ | uspto-grants-2006_08 |