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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 74573Generated: October 25, 2026

methyl (4-nitro-2,3-dihydro-1H-indol-3-yl)-acetate → methyl (4-amino-2,3-dihydro-1H-indol-3-yl)acetate

https://huagongshe.com/reaction/74573

Reaction equation

Participants

RoleNameHCIDCharge
Reactantmethyl (4-nitro-2,3-dihydro-1H-indol-3-yl)-acetateHCID 10243182—
ReactantHCID 178418361HCID 178418361—
CatalystNickelHCID 935—
SolventMethanolHCID 887—
Productmethyl (4-amino-2,3-dihydro-1H-indol-3-yl)acetateHCID 10104433—

Reaction Steps

2.0 g (8.5 mmol) methyl (4-nitro-2,3-dihydro-1H-indol-3-yl)-acetate in 70 mL MeOH were combined with 0.30 g Raney nickel and hydrogenated for 2 h in a hydrogen atmosphere. The catalyst was removed by suction filtering and the solution was concentrated by rotary evaporation. The residue was immediately reacted further without further purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08829006B2
Source datasetuspto-grants-2014_09
ORD IDord-5ff40530b07748d5b45375c1bd584cf4
Source noteuspto-grants-2014_09