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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 326064Generated: October 29, 2026

2-Pyrrolidone → 1-HEPTYLPYRROLIDIN-2-ONE

https://huagongshe.com/reaction/326064

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-PyrrolidoneHCID 12025—
Reactant1-BromoheptaneHCID 12369—
ReactantSodium hydrideHCID 24758—
SolventTolueneHCID 1140—
Product1-HEPTYLPYRROLIDIN-2-ONEHCID 1228366031%

Reaction Steps

Following example 1, on refluxing 13 g of 50% oil dispersion of sodium hydride (6.5 g NaH, 0.271 M), 20.35 g (0.239 M) of azacyclopentan-2-one and 47.28 g (0.264 M) of 1-bromoheptane in dry toluene for 21 hours was obtained 13.6 g (31%) of colorless oil; boiling point 115°-120°/0.6 mm.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04444762
Source datasetuspto-grants-1984_04
ORD IDord-75ee085d996044e68415b7b2e9b86046
Source noteuspto-grants-1984_04