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Water → 4-Chloroisatoic anhydride
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Water | HCID 962 | — |
| 反応物 | Toluene | HCID 1140 | — |
| 反応物 | 2-Amino-4-chlorobenzoic acid | HCID 66646 | — |
| 触媒 | Dodecylpyridinium chloride | HCID 7717 | — |
| 生成物 | 4-Chloroisatoic anhydride | HCID 329105 | 101.7% |
反応手順
According to the sa manner as in Example 3, except that the flask was changed to 500 ml flask, 70 g of water, 280 g of toluene and 35 g of 4-chloroanthranilic acid were in place of 53 g of water and 2.8 g of laurylpyridinium chloride, and that the reaction temperature was maintained at 15°-25° C., 41.0 g of 7-chloroisatoic anhydride (purity: 94%) was obtained.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US05795984 |
| 出典データセット | uspto-grants-1998_08 |
| ORD ID | ord-1edddb6314214c98861f16752f65e163 |
| 出典メモ | uspto-grants-1998_08 |