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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 905666Generated: October 30, 2026

p-Fluoronitrobenzene → 4-(4-Aminophenyl)morpholine-3-carboxylic acid ethyl ester

https://huagongshe.com/reaction/905666

Reaction equation

Participants

RoleNameHCIDCharge
Reactantp-FluoronitrobenzeneHCID 9590—
ReactantDiisopropylethylamineHCID 81531—
ReactantEthyl morpholine-3-carboxylateHCID 18354446—
SolventDimethyl SulfoxideHCID 679—
Product4-(4-Aminophenyl)morpholine-3-carboxylic acid ethyl esterHCID 67388654—

Reaction Steps

4-Fluoronitrobenzene and morpholine-3-carboxylic acid ethyl ester were allowed to undergo the reaction at 100° C. in DMSO in the presence of diisopropylethylamine, and then the resulting compound was subjected to catalytic hydrogenation in the same manner as shown in Reference Example 3 to obtain 4-(4-aminophenyl)morpholine-3-carboxylic acid ethyl ester. ESI: 251.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08012959B2
Source datasetuspto-grants-2011_09
ORD IDord-298e399cb0d04c3196e0290bcb040c7f
Source noteuspto-grants-2011_09