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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 19625Generated: October 25, 2026

4-Fluoroaniline → 6-Benzyl-N-(4-fluorophenyl)-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4-amine

https://huagongshe.com/reaction/19625

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-FluoroanilineHCID 9731—
Reactant6-Benzyl-4-chloro-5,6,7,8-tetrahydropyrido(4,3-d)pyrimidineHCID 25324046—
SolventAcetonitrileHCID 6342—
Product6-Benzyl-N-(4-fluorophenyl)-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4-amineHCID 5934656797%

Reaction Conditions

Temperature200 °C

Reaction Steps

6-Benzyl-4-chloro-5,6,7,8-tetrahydro-pyrido[4,3-d]pyrimidine (Intermediate 2, 0.25 g, 0.97 mmol) was dissolved in anhydrous acetonitrile (3 mL) and 4-fluorobenzenamine was added (0.10 mL, 1.06 mmol). The mixture was heated at 200° C. for 600 s in a microwave (Emrys Optimizer model, Personal Chemistry). The solvents were removed under vacuum to give the desired product as a beige powder (0.313 g, 97%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07745451B2
Source datasetuspto-grants-2010_06
ORD IDord-73e8db23dade4345b3b052ca722cb5a7
Source noteuspto-grants-2010_06