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HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HRID 2210025Erstellt: 25. Oktober 2026

P-Phenylenediamine → 4-(4'-Aminoanilino)-6,7-dimethoxyquinazoline hydrochloride

https://huagongshe.com/reaction/2210025

Reaktionsgleichung

Beteiligte Stoffe

RolleNameHCIDEinwaage
EduktP-PhenylenediamineHCID 7814—
Edukt4-Chloro-6,7-dimethoxyquinazolineHCID 2769364—
Produkt4-(4'-Aminoanilino)-6,7-dimethoxyquinazoline hydrochlorideHCID 1996320585%

Reaktionsschritte

Using an analgous procedure to that described in Example 74, 4-chloro-6,7-dimethoxyquinazoline was reacted with 1,4-phenylenediamine to give 4-(4'-aminoanilino)-6,7-dimethoxyquinazoline hydrochloride in 85% yield, m.p. 274°-276° C. NMR Spectrum: (CD3SOCD3) 3.95 (s, 3H), 3.98 (s, 3H), 6.75 (d, 2H), 7.35 (s, 1H), 7.38 (d, 2H), 8.25 (s, 1H), 8.67 (s, 1H), 11.05 (broad s, 1H); Elemental Analysis: Found C, 57.6; H, 5.0; N, 16.9; C16H16N4O2. 1HCl requires C, 57.7; H, 5.15; N, 16.8%.

Herkunft & Nachweise

DOI10.6084/m9.figshare.5104873.v1
PatentnummerUS05457105
Quelldatensatzuspto-grants-1995_10
ORD IDord-9d5d185f4a274d27a178db993bde2448
Quellennotizuspto-grants-1995_10