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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2052623Generated: October 31, 2026

2-Aminomethyl-1-ethylpyrrolidine → N-(1-ethyl-2-pyrrolidylmethyl)-7-ethylsulfonyl-1,4-benzodioxane-5-carboxamide

https://huagongshe.com/reaction/2052623

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Aminomethyl-1-ethylpyrrolidineHCID 117295—
Reactant7-Ethylsulfonyl-1,4-benzodioxane-5-carbonyl chlorideHCID 20544728—
ProductN-(1-ethyl-2-pyrrolidylmethyl)-7-ethylsulfonyl-1,4-benzodioxane-5-carboxamideHCID 2029365069.8%

Reaction Steps

In a similar manner 64.5 g of dextrorotary-1-ethyl-2-aminomethylpyrrolidine was reacted with 146 g of 7-ethylsulfonyl-1,4-benzodioxane-5-carbonyl chloride to give, after treatment and purification, 133.5 g of dextrorotatory N-(1-ethyl-2-pyrrolidylmethyl)-7-ethylsulfonyl-1,4-benzodioxane-5-carboxamide (M.P.: 111°-122° C.; yield: 69.8%); (α)D20 =55.5° (in 5% solution in dimethylformamide).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04186135
Source datasetuspto-grants-1980_01
ORD IDord-5d47c229ba6e4abcaa8e59a7ae91f3ce
Source noteuspto-grants-1980_01