Benzoic Acid → Phthalide
Reaktionsgleichung
[C:1]([OH:9])(=[O:8])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[C:10](NC1C=CC(NC2C=CC=CC=2)=CC=1)(=O)C>>[C:1]1([C:2]2[C:7](=[CH:6][CH:5]=[CH:4][CH:3]=2)[CH2:10][O:9]1)=[O:8]Komponenten
3
Edukt 2
Produkt 1
Versuchsvorschrift
Following procedure similar to that described in Example 4 but employing 5.1 g of 2-[4-(diethylamino)-2-ethoxy)-benzoyl]benzoic acid and 3.4 g of 4-acetamido-N-phenylaniline there was obtained 4.8 g of 3-[4-(diethylamino)-2-ethoxyphenyl]-3-](4-acetamidophenyl)phenylamino]phthalide, m.p. 126°-131° C. A toluene solution of the product contacted with acidic clay or phenolic resin developed and orange-colored image.
Quellen und Nachweise
- ORD-Eintrag
- ord-67cd12b862254629b06495bf7bbe67ae
- Quelldatensatz
- uspto-grants-1980_02
- Patentnummer
- US04187223
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