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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2378627Generated: October 26, 2026

alpha-Bromo-2-nitrotoluene → tert-Butyl 4-(1-methoxy-3-(2-nitrophenyl)-1-oxopropan-2-yl)piperazine-1-carboxylate

https://huagongshe.com/reaction/2378627

Reaction equation

Participants

RoleNameHCIDCharge
Reactantalpha-Bromo-2-nitrotolueneHCID 77569—
ReactantTert-butyl 4-(2-methoxy-2-oxoethyl)piperazine-1-carboxylateHCID 46785870—
ReactantTert-butyl 4-(1-methoxy-3-(2-nitrophenyl)-1-oxopropan-2-yl)piperidine-1-carboxylateHCID 59732041—
Producttert-Butyl 4-(1-methoxy-3-(2-nitrophenyl)-1-oxopropan-2-yl)piperazine-1-carboxylateHCID 5973201851%

Reaction Steps

tert-Butyl 4-(2-methoxy-2-oxoethyl)piperazine-1-carboxylate (1.0 g, 3.9 mmol) and 2-nitrobenzylbromide (1.0 g, 4.6 mmol) were reacted in a manner analogous to the preparation of tert-butyl 4-(1-methoxy-3-(2-nitrophenyl)-1-oxopropan-2-yl)piperidine-1-carboxylate. Title compound was obtained as amber oil in 51% yield. MS m/e (M+H)+=394.4.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07470679B2
Source datasetuspto-grants-2008_12
ORD IDord-63182bd2c0464faaa37e2da818f1108a
Source noteuspto-grants-2008_12