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Methanol → 1-Benzothiazol-6-yl-3-(4-methoxy-pyridin-3-yl)-imidazolidin-2-one
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Methanol | HCID 887 | — |
| 反応物 | Sodium Methoxide | HCID 10942334 | — |
| 反応物 | 1-Benzothiazol-6-yl-3-(4-chloro-pyridin-3-yl)-imidazolidin-2-one | HCID 59636221 | — |
| 溶媒 | Chloroform | HCID 6212 | — |
| 溶媒 | 1,4-Dioxane | HCID 31275 | — |
| 生成物 | 1-Benzothiazol-6-yl-3-(4-methoxy-pyridin-3-yl)-imidazolidin-2-one | HCID 49872352 | 32.4% |
反応手順
1-Benzothiazol-6-yl-3-(4-chloro-pyridin-3-yl)-imidazolidin-2-one (84A: 50 mg, 0.1515 mmol) was added dropwise to a solution of sodium methoxide (0.122 g, 2.259 mmol) in 1,4-dioxane (15 mL) over a period of 5 minutes. The resulting mixture was refluxed for 10 hours. The reaction was monitored by TLC (10% MeOH in CHCl3). The reaction mixture was partitioned between ice water and ethylacetate. The organic layer was dried over Na2SO4 and concentrated. Purification by preparative HPLC afforded 16 mg of the product (31.66% yield).
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | USRE045173E1 |
| 出典データセット | uspto-grants-2014_09 |
| ORD ID | ord-d12f0dd3f7b44cb18ce6da01dfe0f625 |
| 出典メモ | uspto-grants-2014_09 |