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HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HRID 604017Erstellt: 25. Oktober 2026

Diisopropylethylamine → (5-Bromo-pyrimidin-2-yl)-(2-fluoro-5-trifluoromethyl-benzyl)-amine

https://huagongshe.com/reaction/604017

Reaktionsgleichung

Beteiligte Stoffe

RolleNameHCIDEinwaage
EduktDiisopropylethylamineHCID 81531—
Edukt2-Fluoro-5-(trifluoromethyl)benzylamineHCID 533839—
Edukt5-Bromo-2-chloropyrimidineHCID 606665—
Lösungsmittel1,4-DioxaneHCID 31275—
Produkt(5-Bromo-pyrimidin-2-yl)-(2-fluoro-5-trifluoromethyl-benzyl)-amineHCID 6708726346,6%

Reaktionsschritte

2-Fluoro-5-trifluoromethyl-benzylamine (2.0 g) is dissolved in 1,4-dioxane (10 ml) and thereto are added N,N-diisopropylethylamine (2.7 ml) and 5-bromo-2-chloropyrimidine (3.02 g) and the mixture is heated under reflux overnight. The reaction solution is cooled to room temperature and concentrated under reduced pressure. The resulting residue is purified by silica gel column chromatography (hexane:ethyl acetate=9:1 to 7:3) to give (5-bromo-pyrimidin-2-yl)-(2-fluoro-5-trifluoromethyl-benzyl)-amine (1.69 g). MS (m/z): 350/352 [M+H]+

Herkunft & Nachweise

DOI10.6084/m9.figshare.5104873.v1
PatentnummerUS07906517B2
Quelldatensatzuspto-grants-2011_03
ORD IDord-c9fa896eb09347a6a53ef3edf4b3a726
Quellennotizuspto-grants-2011_03