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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1386785Generated: October 25, 2026

Ammonium formate → 4-((1H-Benzimidazol-2-yl)methyl)piperidine HCOOH

https://huagongshe.com/reaction/1386785

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmonium formateHCID 2723923—
Reactant2-[[1-(phenylmethyl)-4-piperidinyl]methyl]-1H-benzimidazoleHCID 14012845—
CatalystPalladiumHCID 23938—
SolventMethanolHCID 887—
Product4-((1H-Benzimidazol-2-yl)methyl)piperidine HCOOHHCID 13172281565.5%

Reaction Steps

A mixture of 66 mg of 1-benzyl-4-((1H-benzimidazol-2-yl)methyl)piperidine (from EXAMPLE 164, Step A), 66 mg of 10% palladium on carbon and 68 mg of ammonium formate in 10 mL of MeOH was heated at reflux for 3 h. The mixture was cooled and filtered through celite. Concentration afforded 37 mg of the title compound as a foamy solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06265434B1
Source datasetuspto-grants-2001_07
ORD IDord-3d593a258b2447488d6e622e0c03f342
Source noteuspto-grants-2001_07