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HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HRID 1865900Erstellt: 26. Oktober 2026

Sodium hydride → A2A receptor antagonist 1

https://huagongshe.com/reaction/1865900

Reaktionsgleichung

Beteiligte Stoffe

RolleNameHCIDEinwaage
EduktSodium hydrideHCID 24758—
Eduktalpha-Bromo-o-fluorotolueneHCID 67968—
Edukt4-(2-Furyl)-1H-pyrazolo[3,4-d]pyrimidine-6-amineHCID 22015500—
LösungsmittelDimethylformamideHCID 6228—
ProduktA2A receptor antagonist 1HCID 987968780,8%

Reaktionsschritte

A solution of 4-(2-furyl)-1H-pyrazolo[3,4-d]pyrimidine-6-amine (219 mg, 1 mmol) in DMF (2 mL) at 0° C. was treated with NaH (40 mg, 60%, 1 mmol), stirred for 20 min, treated with 2-fluorobenzyl bromide (120 μL, 1 mmol), stirred at room temperature for 1 h, quenched with water, extracted with EtOAc, dried (MgSO4), concentrated in vacuo and purified by chromatography (EtOAc:Heptane, 1:4) to give the title compound (250 mg, 76%) as a cream solid.

Herkunft & Nachweise

DOI10.6084/m9.figshare.5104873.v1
PatentnummerUS07629349B2
Quelldatensatzuspto-grants-2009_12
ORD IDord-1196cb3c95834fa590604f4277f14ef5
Quellennotizuspto-grants-2009_12