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HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HRID 357019Erstellt: 24. Oktober 2026

Hydrochloric Acid → HCID 178429829, Verbindung

https://huagongshe.com/de/reaction/357019

Reaktionsgleichung

Beteiligte Stoffe

RolleNameHCIDEinwaage
EduktHydrochloric AcidHCID 313—
EduktSodium hydrosulfideHCID 28015—
Edukt5-Chloro-2-methylimidazo[1,2-a]pyridine hydrobromideHCID 18936714—
ProduktHCID 178429829HCID 178429829—

Reaktionsbedingungen

Temperatur90 °C

Reaktionsschritte

In a nitrogen atmosphere, 17.33 g (70 mmol) of 5-chloro-2-methylimidazo[1,2-a]pyridine hydrobromide was added to 70 ml of a sodium hydrosulfide solution at room temperature, followed by stirring at 90° C. for 24 hours. After the reaction mixture was cooled, concentrated hydrochloric acid was added until the reaction mixture's pH became 3-4. The resulting precipitate was collected by filtration, washed with water and dried to yield 12.32 g (quant, yellow powder) of the desired product.

Herkunft & Nachweise

DOI10.6084/m9.figshare.5104873.v1
PatentnummerUS05840732
Quelldatensatzuspto-grants-1998_11
ORD IDord-360c8d344a814fb89121864914482dc8
Quellennotizuspto-grants-1998_11