Ethyl orthoformate → HCID 136186578, Verbindung
Reaktionsgleichung
[Cl:1][C:2]1[CH:3]=[C:4]([CH:9]=[C:10]([Cl:13])[C:11]=1[OH:12])[C:5]([NH:7][NH2:8])=[O:6].[CH:14](OCC)(OCC)OCC>>[Cl:1][C:2]1[CH:3]=[C:4]([C:5]2[O:6][CH:14]=[N:8][N:7]=2)[CH:9]=[C:10]([Cl:13])[C:11]=1[OH:12]Komponenten
3
Versuchsvorschrift
A mixture of 8.9 g 3,5-dichloro-4-hydroxybenzoic acid hydrazide and 500 ml triethyl orthoformate was stirred and heated at reflux for 4 hrs. The solvent was removed in vacuo to afford the product (9.9 g) as a yellow solid, used directly in the next reaction.
Aufarbeitung
- temperatureheated
- temperatureat reflux for 4 hrs
- customThe solvent was removed in vacuo
Quellen und Nachweise
- ORD-Eintrag
- ord-2aa6f43c8b5b4777bcfee5ffee36f663
- Quelldatensatz
- uspto-grants-1989_08
- Patentnummer
- US04857539
Notizen zur Reaktion
Wird geladen…