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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2057389Generated: November 3, 2026

Pyrrolidine → HCID 20332023, compound

https://huagongshe.com/reaction/2057389

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyrrolidineHCID 31268—
ReactantHCID 20329396HCID 20329396—
SolventEthanolHCID 702—
ProductHCID 20332023HCID 20332023—

Reaction Steps

4.5 gm of 11-(5-chlorovaleryl)-5,11-dihydro-6H-pyrido [2,3-b][1,4]-benzodiazepin-6-one and 10 ml of pyrrolidine were refluxed in 100 ml of ethanol for 12 hours. The alcohol was then distilled off, the residue was dissolved in chloroform/water, the organic phase was evaporated in vacuo to dryness, and the residue was recrystallized from ethyl acetate.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04210648
Source datasetuspto-grants-1980_07
ORD IDord-3c6e3a6d237048aa99cf7b1ea0c3de44
Source noteuspto-grants-1980_07