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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 659409Generated: October 29, 2026

4-(4-Methylpiperazine-1-carbonyl)phenylboronic acid pinacol ester → (4-Methylpiperazin-1-yl)-(4-{1-[1-(2,4,5-trifluorophenyl)ethyl]-1,2,3,4-tetrahydropyrido[2,3-b]pyrazin-7-yl}phenyl)methanone

https://huagongshe.com/reaction/659409

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(4-Methylpiperazine-1-carbonyl)phenylboronic acid pinacol esterHCID 2760030—
Reactant7-Iodo-1-[1-(2,4,5-trifluorophenyl)ethyl]-1,2,3,4-tetrahydropyrido[2,3-b]pyrazineHCID 57885949—
Product(4-Methylpiperazin-1-yl)-(4-{1-[1-(2,4,5-trifluorophenyl)ethyl]-1,2,3,4-tetrahydropyrido[2,3-b]pyrazin-7-yl}phenyl)methanoneHCID 578858102%

Reaction Steps

7-Iodo-1-[1-(2,4,5-trifluorophenyl)ethyl]-1,2,3,4-tetrahydropyrido[2,3-b]pyrazine (30 mg) was reacted with (4-methylpiperazin-1-yl)-[4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)phenyl]methanone as in General Procedure 4B to give the title compound as a yellow solid (2% yield). LCMS: m/z=560.73 (M+H+), 1H-NMR (CDCl3, 400 MHz) δ 1.26 (8H, m), 2.44 (7H, m), 3.64 (4H, m), 7.38 (1H, m), 7.47 (4H, m), 7.61 (4H, m).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08080561B2
Source datasetuspto-grants-2011_12
ORD IDord-65efb2d056f34fc2b027a3b65a5b3627
Source noteuspto-grants-2011_12