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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 450697Generated: October 26, 2026

Ammonia → 2-Nitro-5-(3-(pyridin-3-yl)-1,2,4-oxadiazol-5-yl)phenol

https://huagongshe.com/reaction/450697

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmoniaHCID 222—
Reactant3-Hydroxy-4-nitrobenzoic acidHCID 69265—
ReactantN-HydroxynicotinimidamideHCID 308113—
Product2-Nitro-5-(3-(pyridin-3-yl)-1,2,4-oxadiazol-5-yl)phenolHCID 67026095—

Reaction Steps

The title compound was prepared according to Method C using 3-hydroxy-4-nitrobenzoic acid (Aldrich) and N′-hydroxynicotinimidamide (Tyger). 1H NMR (300 MHz, DMSO-d6) δ 7.67 (ddd, J=7.9, 4.8, 0.8 Hz, 1 H), 7.76 (dd, J=8.5, 1.8 Hz, 1 H), 7.92 (d, J=1.6 Hz, 1 H), 8.12 (d, J=8.3 Hz, 1 H), 8.45 (dt, J=7.9, 2.0 Hz, 1 H), 8.83 (dd, J=4.8, 1.6 Hz, 1 H), 9.26 (d, J=1.2 Hz, 1 H)) ppm; MS (DCI/NH3) m/z 285 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08486979B2
Source datasetuspto-grants-2013_07
ORD IDord-e5a68e1c1b75456c94eb275b3a44f315
Source noteuspto-grants-2013_07