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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1072778Generated: November 3, 2026

Ethyl isonicotinate → HCID 22388182, compound

https://huagongshe.com/reaction/1072778

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl isonicotinateHCID 15291—
ReactantO-(2,4-dinitrophenyl)hydroxylamineHCID 87140—
SolventTetrahydrofuranHCID 8028—
ProductHCID 22388182HCID 2238818299.7%

Reaction Steps

Ethyl isonicotinate (10.0 g) was dissolved in tetrahydrofuran (100 ml), and O-(2,4-dinitrophenyl)hydroxylamine (11.9 g) was added at room temperature, which was followed by refluxing under heating for 2 hr. The solvent was evaporated under reduced pressure, and the obtained residue was washed with diethyl ether and ethyl acetate to give the objective compound (10.5 g) as an amber-colored powder.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06911469B2
Source datasetuspto-grants-2005_06
ORD IDord-ab1e8278c8564479bcb4bb7c07d7928c
Source noteuspto-grants-2005_06