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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1433807Generated: November 1, 2026

Formic Acid → 4-(8-Methyl-8-azabicyclo[3.2.1]oct-3-yloxy)benzaldehyde

https://huagongshe.com/reaction/1433807

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFormic AcidHCID 284—
Reactant4-(8-Methyl-8-azabicyclo[3.2.1]oct-3-yloxy)benzonitrileHCID 11356927—
CatalystNickelHCID 935—
Product4-(8-Methyl-8-azabicyclo[3.2.1]oct-3-yloxy)benzaldehydeHCID 57934057—

Reaction Conditions

Temperature100 °C

Reaction Steps

The title compound was synthesized by referring to Chem. Pharm. Bull., 1991, 39, 1440. To a solution of 4-(8-methyl-8-azabicyclo[3.2.1]oct-3-yloxy)benzonitrile (300 mg) in formic acid (5 ml) was added Raney nickel (50% suspension in water) (1 ml), and the solution was stirred for 2 hours at 100° C. After filtration through celite pad and several wash with tetrahydrofuran and methanol, the solvent was evaporated in vacuo, and the resulting residue was neutralized by adding a saturated aqueous solution of sodium bicarbonate. After extraction with chloroform and washing with brine, the solution was dried over anhydrous magnesium sulfate, then the solvent was evaporated in vacuo to provide the title compound (266 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07612114B2
Source datasetuspto-grants-2009_11
ORD IDord-94bb523ca01e47bf86890bb2a216b8bd
Source noteuspto-grants-2009_11