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Iodoethane → 5-ethyl-6,7-dihydro-1-benzofuran-4(5H)-one
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Iodoethane | HCID 6340 | — |
| 反応物 | 4,5,6,7-Tetrahydro-1-benzofuran-4-one | HCID 2733541 | — |
| 反応物 | 5-methyl-6,7-dihydro-1-benzothiophen-4(5H)-one | HCID 15411508 | — |
| 生成物 | 5-ethyl-6,7-dihydro-1-benzofuran-4(5H)-one | HCID 22147457 | — |
反応手順
Following the procedure for the preparation of 5-methyl-6,7-dihydro-1-benzothiophen-4(5H)-one but substituting 6,7-dihydro-1-benzofuran-4(5H)-one and ethyl iodide and making non-critical variations provided the title compound as a oil: 1H NMR (CDCl3) δ 1.00, 1.54, 1.95, 2.29, 2.91, 6.67, 7.3; MS (EI) m/z (rel. intensity) 164 (M+, 36), 164 (36), 136 (90), 135 (24), 108 (76), 88 (13), 86 (69), 84 (99), 80 (58), 52 (21), 51 (57). HRMS (FAB) calcd for C10H12O2+H 165.0916, found 165.0919. Anal. Calcd for C10H12O2: C, 73.15; H, 7.37. Found: C, 72.81; H, 7.60.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US07041672B2 |
| 出典データセット | uspto-grants-2006_05 |
| ORD ID | ord-b13853f803a54e219fd07f148cb18936 |
| 出典メモ | uspto-grants-2006_05 |