Reaktionsgleichung
[NH2:1][C:2]1[C:11]2[C:6](=[CH:7][C:8]([O:14][CH3:15])=[C:9]([O:12][CH3:13])[CH:10]=2)[N:5]=[C:4]([Cl:16])[N:3]=1.[O:17]1[CH2:21][CH2:20][CH2:19][CH:18]1[C:22]([N:24]1[CH2:29][CH2:28][NH:27][CH2:26][CH2:25]1)=[O:23]>>[ClH:16].[NH2:1][C:2]1[C:11]2[C:6](=[CH:7][C:8]([O:14][CH3:15])=[C:9]([O:12][CH3:13])[CH:10]=2)[N:5]=[C:4]([N:27]2[CH2:28][CH2:29][N:24]([C:22]([CH:18]3[CH2:19][CH2:20][CH2:21][O:17]3)=[O:23])[CH2:25][CH2:26]2)[N:3]=1Komponenten
3
Versuchsvorschrift
reacting 4-amino-2-chloro-6,7-dimethoxyquinazoline with N-(2-tetrahydrofuroyl)piperzine "in a ratio of 1 to n where n is up to 1.2"in an anhydrous polar organic solvent in the absence of an added acid scavenger to produce the Form IV crystalline modification of anhydrous 1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-4-(2-tetrahydrofuroyl)-piperazine hydrochloride; and
Quellen und Nachweise
- ORD-Eintrag
- ord-9387b4b66cde4b7cb5d975b3c60336c1
- Quelldatensatz
- uspto-grants-1996_04
- Patentnummer
- US05504207
Verknüpfte Notizen
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