HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
4-(Trifluoromethyl)thiophenol → 4-trifluoromethylphenyl 2,3,4-tri-O-acetyl-1,5-dithio-beta-D-xylopyranoside
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | 4-(Trifluoromethyl)thiophenol | HCID 136653 | — |
| Edukt | 2,3,4-tri-O-acetyl-5-thio-alpha-xylopyranosyl bromide | HCID 10926314 | — |
| Katalysator | Zinc Oxide | HCID 3007857 | — |
| Produkt | 4-trifluoromethylphenyl 2,3,4-tri-O-acetyl-1,5-dithio-beta-D-xylopyranoside | HCID 14795341 | 48% |
Reaktionsschritte
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.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US05246961 |
| Quelldatensatz | uspto-grants-1993_09 |
| ORD ID | ord-6e968d420acc44f5a9c97e2954212c9c |
| Quellennotiz | uspto-grants-1993_09 |