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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 453842Generated: October 25, 2026

2-Aminomethyl-1,4-benzodioxane → 1-(2,3-Dihydro-benzo[1,4]dioxin-2-ylmethyl)-5-oxo-pyrrolidine-3-carboxylic acid methyl ester

https://huagongshe.com/reaction/453842

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Aminomethyl-1,4-benzodioxaneHCID 15053—
ReactantDimethyl itaconateHCID 69240—
Product1-(2,3-Dihydro-benzo[1,4]dioxin-2-ylmethyl)-5-oxo-pyrrolidine-3-carboxylic acid methyl esterHCID 66727299—

Reaction Steps

The title compound was prepared using 200 mg (1.21 mmol) of 2,3-dihydro-benzo[1,4]dioxin-2-ylmethylamine and 0.17 mL (1.21 mmol) of dimethyl itaconate according to the procedure for substituted pyrrolidines described in J. Org. Chem. 26 (1961) 1519-1524. Purification by column chromatography (silica gel, heptane/ethyl acetate, 1:2) afforded the pure product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08492549B2
Source datasetuspto-grants-2013_07
ORD IDord-977d1ef380d045e5ad2058b45a2eef62
Source noteuspto-grants-2013_07