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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 876404Generated: October 29, 2026

Hydrochloric Acid → 2-(7-(2-Methoxyethoxy)-[1,2,4]triazolo[4,3-a]pyridin-3-yl)quinolin-8-ol

https://huagongshe.com/reaction/876404

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantSodium HydroxideHCID 14798—
Reactant8-(Tert-butyldimethylsilyloxy)-2-(7-(2-methoxyethoxy)-[1,2,4]triazolo[4,3-a]pyridin-3-yl)quinolineHCID 67231225—
SolventTetrahydrofuranHCID 8028—
SolventEthyl AcetateHCID 8857—
Product2-(7-(2-Methoxyethoxy)-[1,2,4]triazolo[4,3-a]pyridin-3-yl)quinolin-8-olHCID 13613004577%

Reaction Steps

To a solution of 8-(tert-butyldimethylsilyloxy)-2-(7-(2-methoxyethoxy)-[1,2,4]triazolo[4,3-a]pyridin-3-yl)quinoline (0.070 g, 0.155 mmol) in THF (8 mL) was added 1M HCl (1.5 mL, 1.50 mmol). After stirring at ambient temperature for 2 hours, 1 M HCl (5 mL) was added and the reaction mixture stirred for an additional 16 hours. The mixture was neutralized with 1M NaOH and diluted with EtOAc. The organic layer was washed with brine, dried over Na2SO4, filtered and concentrated under reduced pressure to give 40 mg (77%) of desired product. MS APCI (+) m/z 337.3 (M+1) detected.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08987251B2
Source datasetuspto-grants-2015_03
ORD IDord-f166977759e447e390314c28a4e9e8dd
Source noteuspto-grants-2015_03