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(4,4-Dimethyl-2-oxo-1,4-dihydro-2H-3,1-benzoxazin-6-yl)boronic acid → 4-(4,4-Dimethyl-2-oxo-1,4-dihydro-2H-benzo[d][1,3]oxazin-6-yl)-furan-2-carbonitrile
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | (4,4-Dimethyl-2-oxo-1,4-dihydro-2H-3,1-benzoxazin-6-yl)boronic acid | HCID 10987806 | — |
| 反応物 | 4-Bromofuran-2-carbonitrile | HCID 21986220 | — |
| 生成物 | 4-(4,4-Dimethyl-2-oxo-1,4-dihydro-2H-benzo[d][1,3]oxazin-6-yl)-furan-2-carbonitrile | HCID 9921530 | — |
反応手順
Prepared from (1,4-dihydro-4,4-dimethyl-2-oxo-2H-3,1-benzoxazin-6-yl)boronic acid and 4-bromo-2-furancarbonitrile according to Procedure B. Off-white solid: mp 255-256° C. 1H-NMR (DMSO-d6) δ10.32 (s, 1H, D2O exchangeable), 8.57 (s, 1H), 8.15 (s, 1H), 7.61 (s, 1H), 7.55 (dd, 1H, J=8.3, 1.5 Hz), 6.92 (d, 1H, J=8.2 Hz), 1.65 (s, 6H); MS (ESI) m/z 269(M+H, 72%). Anal. Calc. For C15H12N2O3: C, 67.16, H, 4.51, N, 10.44. Found: C, 67.14, H, 4.59, N, 10.07.
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-b620441687f94550a0db83cb0d303edf |
| 出典メモ | uspto-grants-2003_05 |