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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 449315Generated: October 27, 2026

Triethylamine → 7-[2-Amino-6-(4-methylpiperazin-1-yl)pyrimidin-4-yl]-N-cyclopentyl-3,4-dihydroisoquinoline-2(1H)-carboxamide

https://huagongshe.com/reaction/449315

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
ReactantCyclopentyl IsocyanateHCID 643500—
Reactant4-(4-methylpiperazin-1-yl)-6-(1,2,3,4-tetrahydroisoquinolin-7-yl)pyrimidin-2-amine HCl saltHCID 67541489—
SolventTetrahydrofuranHCID 8028—
Product7-[2-Amino-6-(4-methylpiperazin-1-yl)pyrimidin-4-yl]-N-cyclopentyl-3,4-dihydroisoquinoline-2(1H)-carboxamideHCID 49779441—

Reaction Steps

Isocyanatocyclopentane (0.030 mmol) was added to a mixture of 4-(4-methylpiperazin-1-yl)-6-(1,2,3,4-tetrahydroisoquinolin-7-yl)pyrimidin-2-amine HCl salt (10 mg, 0.02 mmol) and triethylamine (16 μL, 0.12 mmol) in tetrahydrofuran (0.3 mL). After 30 minutes, the mixture was purified by RP-LCMS (pH=10) to afford the desired products. Analytic LCMS (M+H)+: m/z=436.5.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08481732B2
Source datasetuspto-grants-2013_07
ORD IDord-695964bb36084e649728ec396612ad24
Source noteuspto-grants-2013_07