Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 895256Generated: October 30, 2026

Chlorosuccinimide → 3-Bromo-8-chloro-7-hydroxy-1-naphthonitrile

https://huagongshe.com/reaction/895256

Reaction equation

Participants

RoleNameHCIDCharge
ReactantChlorosuccinimideHCID 31398—
Reactant3-Bromo-7-hydroxy-1-naphthonitrileHCID 11322598—
SolventTetrahydrofuranHCID 8028—
Product3-Bromo-8-chloro-7-hydroxy-1-naphthonitrileHCID 11482951—

Reaction Steps

The title compound was prepared by reacting 3-bromo-7-hydroxy-1-naphthonitrile (0.32 g, 1.28 mmol) with NCS (0.24 g, 1.8 mmol) in THF (25 mL) at 45° C. for 3 hr according to method C to yield 0.30 g (83%) of a yellow solid. An analytical sample was prepared by preparative reverse phase HPLC to yield the title compound as a white solid: mp 148-150° C.; 1H NMR (DMSO-d6): δ 7.47 (1H, d, J=8.98 Hz), 7.95 (1H, d, J=9.02 Hz), 8.32 (1H, d, J=2.08 Hz), 8.55 (1H, d, J=2.08 Hz), 11.33 (1H, s); MS (ESI) m/z280/282/284 (M−H)−

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06914074B2
Source datasetuspto-grants-2005_07
ORD IDord-fcc2b242e01e467aa8c367324b1286d6
Source noteuspto-grants-2005_07