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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 69840Generated: October 25, 2026

2,5-Difluoronitrobenzene → tert-Butyl 1-(4-fluoro-2-nitrophenyl)piperidine-4-ylcarbamate

https://huagongshe.com/reaction/69840

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,5-DifluoronitrobenzeneHCID 67767—
Reactant4-(N-Boc-amino)piperidineHCID 723833—
Producttert-Butyl 1-(4-fluoro-2-nitrophenyl)piperidine-4-ylcarbamateHCID 5325556097%

Reaction Steps

Method 1 was followed using 2,5-difluoronitrobenzene (1.0 eq), 4-(N-Boc-amino) piperidine (1.4 eq), and TEA (2.0 eq) at 55° C. overnight yielding tert-butyl 1-(4-fluoro-2-nitrophenyl)piperidin-4-ylcarbamate (97%). LCMS (m/z): 340.1 (MH+); LC Rt=3.28 min.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08822497B2
Source datasetuspto-grants-2014_09
ORD IDord-87bc047f054448d0b22fed296455b5f1
Source noteuspto-grants-2014_09