HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Acetic Anhydride → 1-Acetoxy-3-(1-ethoxy-1-phenylmethylidene)-6-nitro-2-indolinone
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Acetic Anhydride | HCID 7918 | — |
| Edukt | 1-Hydroxy-6-nitro-2-indolinone | HCID 22569562 | — |
| Lösungsmittel | Benzene, (triethoxymethyl)- | HCID 74268 | — |
| Produkt | 1-Acetoxy-3-(1-ethoxy-1-phenylmethylidene)-6-nitro-2-indolinone | HCID 54550349 | — |
Reaktionsschritte
300 mg of 1-hydroxy-6-nitro-2-indolinone are dissolved in 4.0 ml of acetic anhydride and 4.0 ml of triethyl orthobenzoate, stirred for 6 hours at 110° C., concentrated by evaporation and purified through a silica gel column with methylene chloride as eluant.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US06794395B1 |
| Quelldatensatz | uspto-grants-2004_09 |
| ORD ID | ord-64976dda39f74aff894b2862e4be2aff |
| Quellennotiz | uspto-grants-2004_09 |