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4-(Trifluoromethyl)thiophenol → 4-trifluoromethylphenyl 2,3,4-tri-O-acetyl-1,5-dithio-beta-D-xylopyranoside
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | 4-(Trifluoromethyl)thiophenol | HCID 136653 | — |
| 反応物 | 2,3,4-tri-O-acetyl-5-thio-alpha-xylopyranosyl bromide | HCID 10926314 | — |
| 触媒 | Zinc Oxide | HCID 3007857 | — |
| 生成物 | 4-trifluoromethylphenyl 2,3,4-tri-O-acetyl-1,5-dithio-beta-D-xylopyranoside | HCID 14795341 | 48% |
反応手順
If the procedure described in Preparation IV is followed starting from 5.6 g (32.10-3 mol) of 4trifluoromethylbenzenethiol, 12.3 g (35.10-3 mol) of 2,3,4-tri-O-acetyl-5-thio-α-D-xylopyranosyl bromide and 2.55 g (32.10-3 mol) of zinc oxide (ZnO), 7.4 g (yield: 48%) of the expected product are obtained after precipitation in ether.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US05246961 |
| 出典データセット | uspto-grants-1993_09 |
| ORD ID | ord-6e968d420acc44f5a9c97e2954212c9c |
| 出典メモ | uspto-grants-1993_09 |