HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Formaldehyde → 2',3'-Dichloro-4'-methylthio-2-cyclopentylacrylophenone
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Formaldehyde | HCID 712 | — |
| Edukt | Sulfuric Acid | HCID 1118 | — |
| Edukt | 2',3'-Dichloro-4'-methylthio-2-cyclopentylacetophenone | HCID 20358446 | — |
| Lösungsmittel | 1,4-Dioxane | HCID 31275 | — |
| Produkt | 2',3'-Dichloro-4'-methylthio-2-cyclopentylacrylophenone | HCID 20358460 | — |
Reaktionsschritte
2',3'-dichloro-4'-methylthio-2-cyclopentylacrylophenone is prepared following substantially the same procedure described in Example 3, Step B, using the following substances: 2',3'-dichloro-4'-methylthio-2-cyclopentylacetophenone (54.5 g., 0.18 mole), paraformaldehyde (21.6 g., 0.72 mole), concentrated sulfuric acid (9.65 g.) and dioxane (450 ml.).
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US04012524 |
| Quelldatensatz | uspto-grants-1977_03 |
| ORD ID | ord-8b9de3dec3c8441a867aa0d9fc4dc098 |
| Quellennotiz | uspto-grants-1977_03 |