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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1406538Generated: November 2, 2026

Benzylamine → Ethyl 4-benzylamino-2-fluoro-5-nitro-benzoate

https://huagongshe.com/reaction/1406538

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzylamineHCID 7504—
ReactantEthyl 2,4-difluoro-5-nitrobenzoateHCID 22330120—
SolventTetrahydrofuranHCID 8028—
ProductEthyl 4-benzylamino-2-fluoro-5-nitro-benzoateHCID 67230873—

Reaction Conditions

Temperature0 °C

Reaction Steps

Benzylamine (7.6 mL, 69 mmol) in 30 mL THF was added to ethyl 2,4-difluoro-5-nitro-benzoate (16.0 g, 69 mmol) in 270 mL THF with TEA (19.7 mL, 140 mmol) under stirring at 0° C. The mixture was stirred for 3.5 h at ambient temperature. The mixture was concentrated i.vac., the residue stirred with water, filtered off, washed with water and dried.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08916599B2
Source datasetuspto-grants-2014_12
ORD IDord-bfd7948911d348dda156b57de7dd94f3
Source noteuspto-grants-2014_12