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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 639326Generated: October 26, 2026

Methyl 2-amino-2-ethylbutanoate → 2-Ethyl-2-[(6-isopropoxy-5-piperidin-1-yl-pyrazine-2-carbonyl)-amino]-butyric acid methyl ester

https://huagongshe.com/reaction/639326

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-Isopropoxy-5-piperidin-1-yl-pyrazine-2-carboxylic acidHCID 68569451—
Product2-Ethyl-2-[(6-isopropoxy-5-piperidin-1-yl-pyrazine-2-carbonyl)-amino]-butyric acid methyl esterHCID 24831577—

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-Isopropoxy-5-piperidin-1-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+): 393.3 (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07691863B2
Source datasetuspto-grants-2010_04
ORD IDord-def4699be341417b849c4ed93ad04cdc
Source noteuspto-grants-2010_04