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Trifluoroacetic acid → 3-(Hydroxymethyl)benzonitrile
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Trifluoroacetic acid | HCID 6422 | — |
| 反応物 | Benzonitrile, 3-(aminomethyl)- | HCID 457594 | — |
| 反応物 | Sodium Nitrite | HCID 23668193 | — |
| 溶媒 | Dimethylformamide | HCID 6228 | — |
| 生成物 | 3-(Hydroxymethyl)benzonitrile | HCID 2734677 | 52% |
反応手順
m-Cyanobenzylamine (13.2 g), sodium nitrite (10.4 g), and dimethylformamide (100 ml) were mixed together, and the mixture was vigorously stirred at room temperature. Trifluoroacetic acid (22.8 g) was added dropwise to the mixture over one hour. After completion of addition, the mixture was further allowed to react at 100° C. for one hour. For the subsequent process, the procedure of Example 1 was repeated, to thereby obtain 6.9 g of m-cyanobenzyl alcohol (bp. 128-130° C./400 Pa) (yield 52%). The purity of the product was 98%.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US06187945B1 |
| 出典データセット | uspto-grants-2001_02 |
| ORD ID | ord-e100a947440847a994b06bc7d978a942 |
| 出典メモ | uspto-grants-2001_02 |