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HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HRID 1288866Erstellt: 27. Oktober 2026

3-Ethynylaniline hydrochloride → (6-Carbomethoxyquinazolin-4-yl)-(3-ethynylphenyl)-amine Hydrochloride

https://huagongshe.com/reaction/1288866

Reaktionsgleichung

Beteiligte Stoffe

RolleNameHCIDEinwaage
Edukt3-Ethynylaniline hydrochlorideHCID 18925023—
EduktMethyl 4-chloroquinazoline-6-carboxylateHCID 18925080—
LösungsmittelIsopropanolHCID 3776—
Lösungsmitteltert-ButanolHCID 6386—
Produkt(6-Carbomethoxyquinazolin-4-yl)-(3-ethynylphenyl)-amine HydrochlorideHCID 18925071—

Reaktionsschritte

4-Chloro-6-carbomethoxyquinazoline (100 mg, 0.450 mmol) and 3-ethynylaniline hydrochloride (53.4 mg, 0.456 mmol) were refluxed in 2 mL of tert-butyl alcohol for 2 hours, cooled, diluted with 2 mL of isopropyl alcohol and filtered to afford solid title product which was washed with 10 mL of diethyl ether and dried, in vacuo, at 70° C., 122 mg (80%); mp 232°-233° C. (dec).

Herkunft & Nachweise

DOI10.6084/m9.figshare.5104873.v1
PatentnummerUS05747498
Quelldatensatzuspto-grants-1998_05
ORD IDord-4ef7c15c0f7446c88774464f268f7a1e
Quellennotizuspto-grants-1998_05