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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2402291Generated: October 30, 2026

Aminopyrazine → 3-[7-Fluoro-2-(4-fluoro-benzyl)-3-oxo-2,3-dihydro-1H-isoindol-1-yl]-N-pyrazin-2-yl-propionamide

https://huagongshe.com/reaction/2402291

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAminopyrazineHCID 78747—
Reactant6-{3-[7-Fluoro-2-(4-fluorobenzyl)-3-oxo-2,3-dihydro-1H-isoindol-1-yl]-propionylamino}-nicotinic acidHCID 16058717—
Product3-[7-Fluoro-2-(4-fluoro-benzyl)-3-oxo-2,3-dihydro-1H-isoindol-1-yl]-N-pyrazin-2-yl-propionamideHCID 16662959—

Reaction Steps

The product from Example 11, Part D (100 mg, 0.3 mmol) and pyrazin-2-ylamine (43 mg, 0.45 mmol) were converted to the title compound in a manner analogous to the method described in Example 7, Part E, using CH2Cl2 in place of THF in the reaction and EtOAc in the workup, and without crystallization (8 mg, 7%). 1H NMR (300 MHz, CDCl3) δ 9.42 (s, 1H), 8.31 (d, J=3 Hz, 1H), 8.15 (m, 1H), 7.83 (s, 1H), 7.68 (d, J=8 Hz, 1H), 7.46 (m, 1H), 7.32 (m, 2H), 7.20 (t, J=9, 1H), 7.02 (t, J=7 Hz, 2H), 5.25 (d, J=15 Hz, 1H), 4.71 (m, 1H), 4.25 (d, J=15 Hz, 1H), 2.61 (m, 1H), 2.52 (m, 1H), 2.00 (m, 2H). MS: m/z (MH+) 409.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08796313B2
Source datasetuspto-grants-2014_08
ORD IDord-ca17eceb20904b709cfa59ebba6b2e43
Source noteuspto-grants-2014_08