Ethoxalyl chloride → HCID 12909301, Verbindung
Reaktionsgleichung
[NH2:1][C:2]1[CH:3]=[CH:4][C:5]2[O:10][CH2:9][C:8]3=[N:11][C:12]([C:14]([O:16][CH3:17])=[O:15])=[CH:13][N:7]3[C:6]=2[CH:18]=1.[C:19](Cl)(=[O:25])[C:20]([O:22][CH2:23][CH3:24])=[O:21]>CN(C)C=O>[C:19]([NH:1][C:2]1[CH:3]=[CH:4][C:5]2[O:10][CH2:9][C:8]3=[N:11][C:12]([C:14]([O:16][CH3:17])=[O:15])=[CH:13][N:7]3[C:6]=2[CH:18]=1)([C:20]([O:22][CH2:23][CH3:24])=[O:21])=[O:25]Komponenten
4
Edukt 2
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 1
Versuchsvorschrift
By the procedure of Step C in Example 1, methyl 8-amino-4H-imidazo-[2,1-c][1,4]-benzoxazine-2-carboxylate and ethyl chlorooxalate were reacted in dimethylformamide as solvent to obtain a 65% yield of methyl 8-(ethoxalylamino)-4H-imidazo-[2,1-c][1,4]-benzoxazine-2-carboxylate with a melting point of 186°-8° C.
Quellen und Nachweise
- ORD-Eintrag
- ord-0a2a16f80026419ab071050a51ca05ce
- Quelldatensatz
- uspto-grants-1979_03
- Patentnummer
- US04145419
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