HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Dimethyl acetylenedicarboxylate → HCID 13910826, Verbindung
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Dimethyl acetylenedicarboxylate | HCID 12980 | — |
| Edukt | 3-Ethoxy-4-methoxybenzaldehyde | HCID 244728 | — |
| Edukt | 2-Bromo-3,4,5-trimethoxybenzaldehyde dimethylacetal | HCID 15914458 | — |
| Produkt | HCID 13910826 | HCID 13910826 | 65% |
Reaktionsschritte
2-Bromo-3,4,5-trimethoxybenzaldehyde dimethyl-acetal, 3-ethoxy-4-methoxybenzaldehyde and dimethyl acetylenedicarboxylate are treated in the same manner as described in Example 1, whereby 1-(3-ethoxy-4-methoxyphenyl)-2,3-bis(methoxycarbonyl)-4-hydroxy-6,7,8-trimethoxynaphthalene is obtained as colorless needles.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US04897418 |
| Quelldatensatz | uspto-grants-1990_01 |
| ORD ID | ord-38d051adaaba4f2cb20b1a7f94bdeed2 |
| Quellennotiz | uspto-grants-1990_01 |