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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 457764Generated: October 29, 2026

4-Benzylpiperidine → HCID 69420844, compound

https://huagongshe.com/reaction/457764

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-BenzylpiperidineHCID 31738—
Reactant1,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochlorideHCID 2723939—
Reactant5-Methoxy-1H-benzimidazole-6-carboxylic acidHCID 18504895—
Catalyst4-(Dimethylamino)pyridineHCID 14284—
Solventdichloromethane N,N-dimethylformamideHCID 22350042—
ProductHCID 69420844HCID 69420844—

Reaction Steps

6-methoxy-5-benzimidazole carboxylic acid, (1 equivalent) was treated with 1.1 equivalent of EDAC.HCl and 1 equivalent of 4-benzylpiperidine in the presence of a catalytic amount of DMAP in DMF/DCM 1:1 for 3–6 hrs. The reaction mixture was then concentrated and taken up in ethyl acetate. After washing with 5% aq. Sodium carbonate a solution of saturated sodium chloride, the organic layer was dried over anhydrous sodium sulfate and concentrated to give crude material. This crude material was purified by chromatography on silica. M+349, Exp. 349.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07189739B2
Source datasetuspto-grants-2007_03
ORD IDord-e711e092f8594141b61b7aba4b70a11a
Source noteuspto-grants-2007_03