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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1297314Generated: October 30, 2026

2-Bromopyrimidine → N-[(3R,4S)-4-ethoxy-1-pyrimidin-2-ylpyrrolidin-3-yl]-3,6-diethyl-5-(4-methoxy-2-methylphenyl)pyrazin-2-amine

https://huagongshe.com/reaction/1297314

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-BromopyrimidineHCID 78345—
Reactant5-(2,4-dichlorophenyl)-N-[(3R,4S)-4-ethoxy-1-(1,3-thiazol-2-yl)pyrrolidin-3-yl]-3,6-diethylpyrazin-2-amineHCID 11785177—
ReactantN-[(3R,4S)-4-ethoxypyrrolidin-3-yl]-3,6-diethyl-5-(4-methoxy-2-methylphenyl)pyrazin-2-amineHCID 58914562—
ProductN-[(3R,4S)-4-ethoxy-1-pyrimidin-2-ylpyrrolidin-3-yl]-3,6-diethyl-5-(4-methoxy-2-methylphenyl)pyrazin-2-amineHCID 11442600—

Reaction Steps

Following the procedure for the preparation of 5-(2,4-dichlorophenyl)-N-[(3R,4S)-4-ethoxy-1-(1,3-thiazol-2-yl)pyrrolidin-3-yl}-3,6-diethylpyrazin-2-amine but substituting 2-bromopyrimidine and starting with N-[(3R,4S)-4-ethoxypyrrolidin-3-yl]-3,6-diethyl-5-(4-methoxy-2-methylphenyl)pyrazin-2-amine provided the title compound as an amorphous solid. 1H NMR (CDCl3) δ 1.15, 1.28, 2.13, 2.48, 2.74, 3.51, 3.77, 3.85, 3.98, 4.25, 4.90, 5.20, 6.56, 6.81, 7.12, 8.37; IR (diffuse reflectance) 2970, 2402 (w), 2350 (w), 2307 (w), 2212 (w), 2169 (w), 1583 (s), 1568, 1548 (s), 1508 (s), 1475 (s), 1393, 1383, 1242, 798 cm−1 HRMS (ESI) calcd for C26H34N6O2+H1 463.2821. found 463.2816.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07250418B2
Source datasetuspto-grants-2007_07
ORD IDord-5f843654b3d74d65826f09dd48471b88
Source noteuspto-grants-2007_07