化工社化工社 化学情報印刷レポート · 研究参考用
1,5-Dibromopentane → 1-(5-Bromopentyl)-7-ethoxymethyl-3-methylxanthine
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | 1,5-Dibromopentane | HCID 8100 | — |
| 反応物 | Potassium Carbonate | HCID 11430 | — |
| 反応物 | 7-Ethoxymethylxanthine | HCID 19689183 | — |
| 生成物 | 1-(5-Bromopentyl)-7-ethoxymethyl-3-methylxanthine | HCID 19689250 | — |
反応手順
22.4 g (0.1 mol) of 7-ethoxymethylxanthine were stirred at 70° C. for 1.5 hours with 45.9 g (0.2 mol) of 1,5-dibromopentane and 27.6 g of activated potassium carbonate. The solution was filtered and concentrated, and the oily residue which remained was chromatographed (eluent: ethyl acetate).
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US05728686 |
| 出典データセット | uspto-grants-1998_03 |
| ORD ID | ord-cebc848bbe99485aaab1cf4393713d41 |
| 出典メモ | uspto-grants-1998_03 |