HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Trifluoroacetic acid → 5,6-Dihydroxyindole
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Trifluoroacetic acid | HCID 6422 | — |
| Edukt | 4,5-Dibenzyloxy-2,beta-dinitrostyrene | HCID 54265375 | — |
| Produkt | 5,6-Dihydroxyindole | HCID 114683 | — |
| Produkt | 4-Nitro-5-(2-nitroethenyl)benzene-1,2-diol | HCID 53737162 | — |
Reaktionsschritte
or by debenzylation of 4,5-dibenzyloxy-2,β-di-nitrostyrene; in this case the debenzylation is performed by means of trifluoroacetic acid. In a second stage 5,6-dihydroxyindole is obtained from 4,5-dihydroxy-2,β-di-nitrostyrene as indicated above (U.S. Pat. No. 4,595,765).
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US05498746 |
| Quelldatensatz | uspto-grants-1996_03 |
| ORD ID | ord-8b59e298c5734d82a89c2b0a69d0d239 |
| Quellennotiz | uspto-grants-1996_03 |