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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 872356Generated: October 30, 2026

Hydrochloric Acid → 1-{4-[6-(2-Benzyloxy-pyridin-3-yl)-3-phenyl-imidazo[1,2-a]pyridin-2-yl]-phenyl}-cyclobutylamine

https://huagongshe.com/reaction/872356

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant(1-{4-[6-(2-Benzyloxy-pyridin-3-yl)-3-phenyl-imidazo[1,2-a]pyridin-2-yl]-phenyl}-cyclobutyl)-carbamic acid tert-butyl esterHCID 66665949—
SolventDichloromethane methanolHCID 21226129—
Product1-{4-[6-(2-Benzyloxy-pyridin-3-yl)-3-phenyl-imidazo[1,2-a]pyridin-2-yl]-phenyl}-cyclobutylamineHCID 66665740—

Reaction Conditions

Temperature0 °C

Reaction Steps

The crude product from Step 2 (240 mg) was dissolved in DCM/MeOH (1.2 mL/0.76 mL), cooled to 0° C. and treated with HCl (4 M soln in dioxane, 0.94 mL). The reaction was warmed to rt and stirred for 2 hours. The reaction was poured onto ice and extracted with DCM (3×). The organic phase was washed with brine, dried and concentrated in vacuo to give the crude title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08975265B2
Source datasetuspto-grants-2015_03
ORD IDord-4e765f88351f484183ce7050a90ffb92
Source noteuspto-grants-2015_03