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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1664384Generated: October 30, 2026

Hydrochloric Acid → 2-(4-Bromo-3-formyl-phenoxy)-6-[(2-hydroxy-ethyl)-methyl-amino]-nicotinonitrile

https://huagongshe.com/reaction/1664384

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantTetrahydrofuranHCID 8028—
Reactant2-(4-Bromo-3-[1,3]dioxolan-2-yl-phenoxy)-6-(2-hydroxy-ethylamino)-nicotinonitrileHCID 67440556—
Product2-(4-Bromo-3-formyl-phenoxy)-6-[(2-hydroxy-ethyl)-methyl-amino]-nicotinonitrileHCID 8663643055%

Reaction Steps

To a solution of 6 (2-(4-bromo-3-[1,3]dioxolan-2-yl-phenoxy)-6-(2-hydroxy-ethylamino)-nicotinonitrile, 1.1 g, 2.7 mmol) in THF (200 mL) was added a HCl solution (1 M, 100 mL). The reaction was stirred at room temperature overnight. The THF was evaporated in vacuo. The white solid that formed was filtered and air-dried to afford 0.94 g (55% yield for two steps) of the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08039450B2
Source datasetuspto-grants-2011_10
ORD IDord-40c710ef4b0947af881cfab3d55e6ddb
Source noteuspto-grants-2011_10