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HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HRID 250810Erstellt: 25. Oktober 2026

Methanol → HCID 178510745, Verbindung

https://huagongshe.com/reaction/250810

Reaktionsgleichung

Beteiligte Stoffe

RolleNameHCIDEinwaage
EduktMethanolHCID 887—
EduktWaterHCID 962—
EduktBenzeneacetonitrile, 4-bromo-HCID 27914—
EduktHydroxyamine hydrochlorideHCID 443297—
EduktSodium BicarbonateHCID 516892—
ProduktHCID 178510745HCID 17851074585,6%

Reaktionsschritte

4-Bromophenylacetonitrile (5.0 g, 25.5 mmol), hydroxylamine hydrochloride (3.9 g, 56.1 mmol), and sodium bicarbonate (5.1 g, 61.2 mmol) were dissolved in MeOH (250 mL, 6.2 mol) and water (40 mL, 2 mol). The mixture was heated at reflux overnight, cooled, and then concentrated to 50 mL. The residue was dissolved in DCM, washed with water and saturated aqueous NaCl, dried over MgSO4, filtered and concentrated to yield 2-(4-bromophenyl)-N-hydroxyacetamidine (5.0 g).

Herkunft & Nachweise

DOI10.6084/m9.figshare.5104873.v1
PatentnummerUS07863309B2
Quelldatensatzuspto-grants-2011_01
ORD IDord-63cf39fc596644ecaac044ae2bd50df8
Quellennotizuspto-grants-2011_01