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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 410884Generated: October 27, 2026

Methyl 4-(ethylamino)-3-nitrobenzoate → Methyl 3-amino-4-(ethylamino)benzoate

https://huagongshe.com/reaction/410884

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl 4-(ethylamino)-3-nitrobenzoateHCID 20626654—
CatalystPalladiumHCID 23938—
SolventEthylacetate methanolHCID 21584119—
ProductMethyl 3-amino-4-(ethylamino)benzoateHCID 1275835492.3%

Reaction Steps

3-Amino-4-ethylamino-benzoic acid methyl ester (3.2 g) was prepared by following General Procedure B starting from 4-ethylamino-3-nitro-benzoic acid methyl ester (4.0 g) and Pd/C (20% by weight, 800.0 mg) in MeOH:EtOAc (1:1, 30.0 mL). The crude product was used in the next step without further purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08759535B2
Source datasetuspto-grants-2014_06
ORD IDord-23c12701737f48caa52d7b79af07e896
Source noteuspto-grants-2014_06