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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1824060Generated: November 1, 2026

(4-Methoxy-2-methylphenyl)boronic acid → 5-(4-methoxy-2-methylphenyl)-3,6-dimethyl-N-(1,2,3,4-tetrahydronaphthalen-1-yl)pyrazin-2-amine

https://huagongshe.com/reaction/1824060

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(4-Methoxy-2-methylphenyl)boronic acidHCID 2773486—
Reactant5-(2,4-dichlorophenyl)-3,6-dimethyl-N-(1,2,3,4-tetrahydronaphthalen-1-yl)pyrazin-2-amineHCID 10216122—
Reactant(1R,2S)-1-{[5-(2,4-dichlorophenyl)-3,6-diethylpyrazin-2-yl]amino}-2,3-dihydro-1H-inden-2-olHCID 58583246—
Product5-(4-methoxy-2-methylphenyl)-3,6-dimethyl-N-(1,2,3,4-tetrahydronaphthalen-1-yl)pyrazin-2-amineHCID 10309273—

Reaction Steps

Following the procedure for the preparation of (1R,2S)-1-{[5-(2,4-dichlorophenyl)-3,6-diethylpyrazin-2-yl]amino}-2,3-dihydro-1H-inden-2-ol but substituting 5-(2,4-dichlorophenyl)-3,6-dimethyl-N-(1,2,3,4-tetrahydronaphthalen-1-yl)pyrazin-2-amine and 2-methyl-4-methoxy phenyl boronic acid, and making non-critical variations provided the title compound as a oil: 1H NMR (CDCl3) δ 1.81, 2.01, 2.06, 2.13, 2.22, 2.77, 3.71, 4.38, 5.39, 6.70, 7.09, 7.31; 13C NMR (CDCl3) δ 20.07, 20.47, 20.54, 22.09, 29.96, 30.28, 48.94, 55.68, 111.58, 116.05, 126.64, 127.57, 129.43, 129.60, 131.24, 132.37, 135.83, 138.31, 138.56, 138.74, 140.69, 147.04, 150.92, 159.51; HRMS (ESI+) for C24H27N3O1 m/z cald 374.2232 (M+H)+ found 374.2226.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07041672B2
Source datasetuspto-grants-2006_05
ORD IDord-b1038f91c1cb4812b451bfb04acfab50
Source noteuspto-grants-2006_05