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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 729515Generated: October 31, 2026

Hydrochloric Acid → HCID 68912633, compound

https://huagongshe.com/reaction/729515

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 68908063HCID 68908063—
CatalystMethanolHCID 887—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 68912633HCID 68912633—

Reaction Steps

To 5-[2′-(1-phenyl-ethylamino)-[4,4′]bipyridinyl-2-yl]-2,5-diazabicyclo[2.2.1]-heptane-2-carboxylic acid tert-butyl ester (0.027 g, 0.058 mmol) were added 4N HCl (1 mL) in dioxane and a few drops of methanol. After 1 h, the reaction was concentrated in vacuo and the residue was taken up in water and extracted with ethyl acetate. The aqueous layer was neutralized with saturated sodium bicarbonate and extracted with chloroform (3×). The combined organic extract was dried (K2CO3), filtered, and concentrated in vacuo to give the title compound as a golden yellow solid. MS (ES+): 372.4 [M+H]+, 370.3 [M−H]−.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07582631B2
Source datasetuspto-grants-2009_09
ORD IDord-c623d1e7a7524b76962806879cbfccc6
Source noteuspto-grants-2009_09