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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1423111Generated: November 2, 2026

1,1-Dimethylethyl (2S)-2-(phenylmethyl)-1-piperazinecarboxylate → (S)-3-benzyl-1-(4-methoxy-3-((S)-1-methylpyrrolidin-3-yloxy)phenyl)piperazine

https://huagongshe.com/reaction/1423111

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,1-Dimethylethyl (2S)-2-(phenylmethyl)-1-piperazinecarboxylateHCID 17750441—
Reactant(3S)-3-(5-Bromo-2-methoxyphenoxy)-1-methylpyrrolidineHCID 66824451—
Product(S)-3-benzyl-1-(4-methoxy-3-((S)-1-methylpyrrolidin-3-yloxy)phenyl)piperazineHCID 52918525—

Reaction Steps

The title compound was prepared by the method outlined for Example 1 using (3S)-3-(5-Bromo-2-methoxyphenoxy)-1-methylpyrrolidine as the aryl halide and 2(S)-benzyl-piperazine-1-carboxylic acid tert-butyl ester as the amine component. The title compound was isolated as an orange oil. 1H NMR (MeOH-d4) 7.33-7.30 (m, 2H), 7.26-7.22 (m, 3H), 6.83 (d, J=9.2, 1H), 6.44 (m, 2H), 4.81 (m, 1H), 3.73 (s, 3H), 3.36-3.28 (m, 2H), 3.04 (m, 2H), 2.93-2.66 (m, 8H), 2.52-2.46 (m, 1H), 2.36 (s, 3H), 2.19 (m, 1H), 1.95 (m, 1H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08927546B2
Source datasetuspto-grants-2015_01
ORD IDord-1bfb02e5934e4c849d2f102a7b922b1f
Source noteuspto-grants-2015_01