HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Sulfuric Acid → chrysanthemic acid d-trans-form
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Sulfuric Acid | HCID 1118 | — |
| Edukt | Ethyl chrysanthemate | HCID 7334 | — |
| Produkt | chrysanthemic acid d-trans-form | HCID 16747 | 80% |
Reaktionsschritte
The water layer was made acidic with sulfuric acid and extracted with toluene (20 g) two times. The toluene layer was washed and distilled under reduced pressure to give trans-chrysanthemic acid (4.2 g; trans-isomer, 80.0 %). B.P. 122° to 130°C/3.3 mmHg.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US03943167 |
| Quelldatensatz | uspto-grants-1976_03 |
| ORD ID | ord-c809d282989e4a5fb9afded6da017da3 |
| Quellennotiz | uspto-grants-1976_03 |