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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 657787Generated: October 27, 2026

Diisopropylethylamine → 5-Chloro-2-(4-((6-(dimethylamino)pyridin-3-yl)methylamino)-7,8-dihydropyrido[4,3-d]pyrimidin-6(5H)-yl)benzonitrile

https://huagongshe.com/reaction/657787

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
Reactant5-(aminomethyl)-N,N-dimethylpyridin-2-amineHCID 16788596—
Reactant2-(4-bromo-7,8-dihydropyrido[4,3-d]pyrimidin-6(5H)-yl)-5-chlorobenzonitrileHCID 59840695—
SolventAcetonitrileHCID 6342—
Product5-Chloro-2-(4-((6-(dimethylamino)pyridin-3-yl)methylamino)-7,8-dihydropyrido[4,3-d]pyrimidin-6(5H)-yl)benzonitrileHCID 25062408—

Reaction Steps

A mixture of 5-(aminomethyl)-N,N-dimethylpyridin-2-amine (24 mg, 0.16 mmol), 2-(4-bromo-7,8-dihydropyrido[4,3-d]pyrimidin-6(5H)-yl)-5-chlorobenzonitrile (50 mg, 0.14 mmol), and N,N-diisopropylethylamine (62 μL, 0.36 mmol) in acetonitrile (1.9 mL) was subjected to microwave irradiation at 180° C. for 6 hrs. The reaction mixture was concentrated to an oil which was purified by silica gel column (0-15% MeOH/CH2Cl2) to obtain a light yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08076345B2
Source datasetuspto-grants-2011_12
ORD IDord-324ece2aa77e4e67ae7fe78254eca525
Source noteuspto-grants-2011_12