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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1612281Generated: October 27, 2026

4-Morpholinecarbonyl chloride → 5-(2,4-dichlorophenyl)-N-[(cis)-4-ethoxy-1-(morpholin-4-ylcarbonyl)pyrrolidin-3-yl]-3,6-diethylpyrazin-2-amine

https://huagongshe.com/reaction/1612281

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Morpholinecarbonyl chlorideHCID 84810—
ReactantN-[(cis)-1-acetyl-4-ethoxypyrrolidin-3-yl]-5-(2,4-dichlorophenyl)-3,6-diethylpyrazin-2-amineHCID 58583258—
Product5-(2,4-dichlorophenyl)-N-[(cis)-4-ethoxy-1-(morpholin-4-ylcarbonyl)pyrrolidin-3-yl]-3,6-diethylpyrazin-2-amineHCID 58583328—

Reaction Steps

Following the procedure for the preparation of N-[(cis)-1-acetyl-4-ethoxypyrrolidin-3-yl]-5-(2,4-dichlorophenyl)-3,6-diethylpyrazin-2-amine but substituting 4-morpholinecarbonyl chloride and making non-critical variations provided the title compound as an oil: 1H NMR (400 MHz, CDCl3) δ) 7.50, 7.34, 7.28, 5.23, 4.69, 4.10, 3.90, 3.80-3.68, 3.58-3.28, 2.70, 2.49, 1.33-1.26, 1.16; IR (liq.) 2970 (s), 2934 (s), 2874 (s), 2353 (w), 1996 (w), 1956 (w), 1642 (s), 1567 (s), 1552 (s), 1500 (s), 1469 (s), 1414 (s,b), 1397 (s), 1118 (s), 1102 (s), cm−1HRMS (FAB) calcd for C25H33Cl2N5O3+H 522.2039, found 522.2038.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06992087B2
Source datasetuspto-grants-2006_01
ORD IDord-972a6bb56a46454abd43306549f8d242
Source noteuspto-grants-2006_01