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3,5-Dibromotoluene → 6-(3-Bromo-5-methyl-phenyl)-4,4-dimethyl-1,4-dihydrobenzo-[d][1,3]oxazin-2-one
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | 3,5-Dibromotoluene | HCID 15361 | — |
| 反応物 | (4,4-Dimethyl-2-oxo-1,4-dihydro-2H-3,1-benzoxazin-6-yl)boronic acid | HCID 10987806 | — |
| 生成物 | 6-(3-Bromo-5-methyl-phenyl)-4,4-dimethyl-1,4-dihydrobenzo-[d][1,3]oxazin-2-one | HCID 9924311 | — |
反応手順
Prepared from (4,4-dimethyl-1,4-dihydro-2-oxo-2H-3,1-benzoxazin-6-yl)boronic acid and 3,5-dibromotoluene according to Procedure B. White solid: mp 231-233° C.; 1H-NMR (DMSO-d6) δ10.4 (s, 1H), 7.66 (s, 1H), 7.58-7.56 (m, 2H), 7.50 (s, 1H), 7.37 (s, 1H), 6.95 (d, 1H, J=8.67 Hz), 2.37 (s, 3H), 1.67 (s, 6H); MS (ESI) m/z 344/346 ([M−H]−, 100%); Anal. Calc. For C17H16BrNO2: C, 58.98, H, 4.66, N, 4.05. Found: C, 58.82, H, 4.62, N, 3.94.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US06566358B2 |
| 出典データセット | uspto-grants-2003_05 |
| ORD ID | ord-332bb5ca4d764acbb7ac76368708d138 |
| 出典メモ | uspto-grants-2003_05 |