2-(4-Aminophenyl)benzonitrile → 7-[(2'-Cyanobiphenyl-4-yl)amino]-5-ethylpyrazolo[1,5-a]pyrimidine
Reaktionsgleichung
Cl[C:2]1[N:7]2[N:8]=[CH:9][CH:10]=[C:6]2[N:5]=[C:4]([CH2:11][CH3:12])[CH:3]=1.[NH2:13][C:14]1[CH:19]=[CH:18][C:17]([C:20]2[CH:25]=[CH:24][CH:23]=[CH:22][C:21]=2[C:26]#[N:27])=[CH:16][CH:15]=1>C(O)C>[C:26]([C:21]1[CH:22]=[CH:23][CH:24]=[CH:25][C:20]=1[C:17]1[CH:16]=[CH:15][C:14]([NH:13][C:2]2[N:7]3[N:8]=[CH:9][CH:10]=[C:6]3[N:5]=[C:4]([CH2:11][CH3:12])[CH:3]=2)=[CH:19][CH:18]=1)#[N:27]Komponenten
4
Edukt 2
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 1
Versuchsvorschrift
1.4 g (7.7 mmol) of the chloride from Example 1, Step B and 1.5 g (7.7 mmol) 4-Amino-2'-cyanobiphenyl were heated in 30 ml dry ethanol for 5 h. After removal of the solvent in vacuo the nitrile was obtained in colorless crystals from ethanol, m.p. 247°-248° C.
Aufarbeitung
- customAfter removal of the solvent in vacuo the nitrile
- customwas obtained in colorless crystals from ethanol, m.p. 247°-248° C.
Quellen und Nachweise
- ORD-Eintrag
- ord-f3564e07506243e8b16f4a76cfb69465
- Quelldatensatz
- uspto-grants-1996_11
- Patentnummer
- US05571813
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