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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 906269Generated: October 26, 2026

2-Aminopyrimidine-5-boronic acid, pinacol ester → 5-{3-[4-(5-Chloro-thiophen-2-yl)-6-trifluoromethyl-pyrimidin-2-yl]-phenyl}-pyrimidin-2-ylamine

https://huagongshe.com/reaction/906269

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Aminopyrimidine-5-boronic acid, pinacol esterHCID 17750212—
Reactant2-(3-Bromo-phenyl)-4-(5-chloro-thiophen-2-yl)-6-trifluoromethyl-pyrimidineHCID 67394664—
Product5-{3-[4-(5-Chloro-thiophen-2-yl)-6-trifluoromethyl-pyrimidin-2-yl]-phenyl}-pyrimidin-2-ylamineHCID 25096943—

Reaction Steps

The title compound was prepared from 2-(3-bromo-phenyl)-4-(5-chloro-thiophen-2-yl)-6-trifluoromethyl-pyrimidine (example B.3) (0.31 g, 0.74 mmol) and commercially available 2-amino-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidine (0.18 g, 0.81 mmol) according to the general procedure III. Obtained as a light yellow solid (0.075 g, 23%). MS (ISP) 434.2 [(M+H)+]; mp 228° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08012986B2
Source datasetuspto-grants-2011_09
ORD IDord-f804cc9fd4b54013a34f86d333cb72b6
Source noteuspto-grants-2011_09