Reaktionsgleichung
[NH2:1][C:2]1[CH:3]=[C:4]2[C:9](=[CH:10][CH:11]=1)[C:7](=[O:8])[O:6][CH2:5]2.[C:12](OC(=O)C)(=[O:14])[CH3:13]>O1CCCC1>[C:12]([NH:1][C:2]1[CH:3]=[C:4]2[C:9](=[CH:10][CH:11]=1)[C:7](=[O:8])[O:6][CH2:5]2)(=[O:14])[CH3:13]Komponenten
4
Edukt 2
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 1
Versuchsvorschrift
3 g of 5-amino-phthalide, 10 ml of acetic anhydride and 30 ml of tetrahydrofuran are refluxed for 1 hour. The crystals that are precipitated after cooling are suctioned off and washed with isopropylether. 3.3 g of the title compound is obtained, flash point >300° C.
Aufarbeitung
- customThe crystals that are precipitated
- temperatureafter cooling
- washwashed with isopropylether
Quellen und Nachweise
- ORD-Eintrag
- ord-1310c23c3ad54c2b9f9a571c78bfeef0
- Quelldatensatz
- uspto-grants-2001_11
- Patentnummer
- US06323199B1
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