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3,5-Dimethoxyphenol → 5-(4,6-Dihydroxy-1-benzofuran-2-yl)benzene-1,2,3-triol
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | 3,5-Dimethoxyphenol | HCID 10383 | — |
| 反応物 | 2-Bromo-1-(3,4,5-trimethoxyphenyl)ethanone | HCID 3685732 | — |
| 生成物 | 5-(4,6-Dihydroxy-1-benzofuran-2-yl)benzene-1,2,3-triol | HCID 86762743 | 62% |
反応手順
This compound was prepared using Method A from 3,5-dimethoxyphenol and 2-bromo-1-(3,4,5-trimethoxyphenyl)ethanone: Yield 62% following procedures A.2 and A.5; m.p. 260° C. (dec.); IR 3442, 3326, 1600, 1539, 1470, 1313, 1197, 1072, 1037 cm−1; 1H NMR (500 MHz, δ ppm, DMSO-d6) 9.67 (s, 1H), 9.22 (s, 1H), 8.97 (s, 2H), 8.29 (s, 1H), 6.81 (s, 1H), 6.69 (s, 2H), 6.37 (s, 1H), 6.14 (s, 1H); 13C NMR (75 MHz, δ ppm, CD3OD) 158.3, 157.3, 155.0, 151.9, 147.4, 134.8, 123.8, 113.1, 104.8, 98.7, 97.7, 90.8.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US08835659B2 |
| 出典データセット | uspto-grants-2014_09 |
| ORD ID | ord-39a498a1309b43baafe8a360c1cd72e2 |
| 出典メモ | uspto-grants-2014_09 |