HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
1-Naphthaldehyde → 2-Methyl-4-(alpha-naphthyl)-1,4-dihydropyridine-3,5,6-tricarboxylic acid triethyl ester
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | 1-Naphthaldehyde | HCID 6195 | — |
| Edukt | Diethyl oxalacetate | HCID 66951 | — |
| Edukt | 2-Butenoic acid, 3-amino-, ethyl ester, (2Z)- | HCID 643756 | — |
| Lösungsmittel | Ethanol | HCID 702 | — |
| Produkt | 2-Methyl-4-(alpha-naphthyl)-1,4-dihydropyridine-3,5,6-tricarboxylic acid triethyl ester | HCID 68134230 | — |
Reaktionsschritte
After heating a solution of 15.6 g of 1-naphthaldehyde, 19 g of oxalacetic acid diethyl ester and 13 g of β-aminocrotonic acid ethyl ester in 40 ccs of ethanol under reflux for 6-8 hours, and cooling, light yellow crystals of melting point 112° (ethanol) are obtained.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US03943140 |
| Quelldatensatz | uspto-grants-1976_03 |
| ORD ID | ord-854cf6f81c3c4e42b7dd4497025bb560 |
| Quellennotiz | uspto-grants-1976_03 |