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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1793339Generated: October 30, 2026

Benzylamine → HCID 69256693, compound

https://huagongshe.com/reaction/1793339

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzylamineHCID 7504—
ReactantSodium BicarbonateHCID 516892—
ReactantHCID 131725870HCID 131725870—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 69256693HCID 69256693—

Reaction Steps

A mixture of intermediate (3) (0.041 mol), benzylamine (0.041 mol) and NaHCO3 (0.11 mol) in dioxane (100 ml) was stirred and refluxed for 48 hours. The solvent was evaporated. The residue was taken up in water and DCM. The separated organic layer was dried, filtered and the solvent was evaporated. The residue was purified by column chromatography over silica gel (eluent: CH2Cl2/CH3OH 95/5). The desired fractions were collected, the solvent was evaporated, yielding (S)-2,3-dihydro-N-(phenylmethyl)-[1,4]dioxino[2,3-b]pyridine-3-methanamine (intermediate 55).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07081453B2
Source datasetuspto-grants-2006_07
ORD IDord-5e097a300e7d4722996dea0fb55be713
Source noteuspto-grants-2006_07