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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2243040Generated: November 1, 2026

Ethyl isocyanate → N-Ethyl-N'-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-2-yl]urea

https://huagongshe.com/reaction/2243040

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl isocyanateHCID 8022—
Reactant2-Aminopyrimidine-5-boronic acid, pinacol esterHCID 17750212—
Reactant6-(3-Ethylureido)pyridine-3-boronic acid pinacol esterHCID 59208434—
ProductN-Ethyl-N'-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-2-yl]ureaHCID 57416451—

Reaction Steps

The title compound was synthesized by a method analogous to Intermediate 1 synthesis starting with 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-2-amine and ethyl isocyanate. NMR (CDCl3): 1.23 (t, 3H), 1.32 (s, 12H), 3.41 (m, 2H), 7.95 (s, 1H), 8.76 (s, 2H), 9.10 (s, 1H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07674801B2
Source datasetuspto-grants-2010_03
ORD IDord-d569d8bade53423d8f3d502c1b22e059
Source noteuspto-grants-2010_03