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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 639331Generated: October 26, 2026

Methyl 2-amino-2-ethylbutanoate → 2-Ethyl-2-{[6-(2-methoxy-ethoxy)-5-morpholin-4-yl-pyrazine-2-carbonyl]-amino}-butyric acid methyl ester

https://huagongshe.com/reaction/639331

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl 2-amino-2-ethylbutanoateHCID 13412527—
Reactant6-Propoxy-5-pyrrolidin-1-yl-pyrazine-2-carboxylic acid ((S)-1-hydroxymethyl-3-methyl-butyl)-amideHCID 24831258—
Reactant6-(2-Methoxy-ethoxy)-5-morpholin-4-yl-pyrazine-2-carboxylic acidHCID 68566649—
Product2-Ethyl-2-{[6-(2-methoxy-ethoxy)-5-morpholin-4-yl-pyrazine-2-carbonyl]-amino}-butyric acid methyl esterHCID 24831740—

Reaction Steps

In analogy to the procedure described for the synthesis of 6-propoxy-5-pyrrolidin-1-yl-pyrazine-2-carboxylic acid ((S)-1-hydroxymethyl-3-methyl-butyl)-amide (example 10, step d) the title compounds was prepared from 6-(2-methoxy-ethoxy)-5-morpholin-4-yl-pyrazine-2-carboxylic acid and 2-amino-2-ethyl-butyric acid methyl ester (European Journal of Medicinal Chemistry 1984, 19, 261). m/z (ES+): 411.5 (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07691863B2
Source datasetuspto-grants-2010_04
ORD IDord-50f3d431ee1d41149e1e69e81fbb1c00
Source noteuspto-grants-2010_04