HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
p-Toluenesulfonic acid → 2,5,5-Trimethyl-2-propyl-1,3-dioxane
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | p-Toluenesulfonic acid | HCID 6101 | — |
| Edukt | 2-Pentanone | HCID 7895 | — |
| Edukt | Neopentyl glycol | HCID 31344 | — |
| Lösungsmittel | Toluene | HCID 1140 | — |
| Produkt | 2,5,5-Trimethyl-2-propyl-1,3-dioxane | HCID 79462 | — |
Reaktionsschritte
2-Pentanone, 2,2-dimethyl-propane-1,3-diol, and a catalytic amount of p-toluenesulfonic acid (PTSA) were refluxed in toluene to provide a crude product. Distillation provided the product 2,5,5-trimethyl-2-propyl-[1,3]dioxane.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US09441185B2 |
| Quelldatensatz | uspto-grants-2016_09 |
| ORD ID | ord-e5d10747c1d04c2695967de07f2120ed |
| Quellennotiz | uspto-grants-2016_09 |