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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 574416Generated: October 30, 2026

Pyrrolidine → HCID 57876244, compound

https://huagongshe.com/reaction/574416

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyrrolidineHCID 31268—
ReactantEthyl 2-(8-chloro-1,2,3,4-tetrahydro-2-methylpyrido[4,3-b]indol-5-yl)acetateHCID 44159218—
ProductHCID 57876244HCID 57876244—

Reaction Conditions

Temperature120 °C

Reaction Steps

A mixture of ethyl 2-(8-chloro-1,2,3,4-tetrahydro-2-methylpyrido[4,3-b]indol-5-yl)acetate (100 mg) and pyrrolidine (1 ml) was heated at 120° C. for 15 h to obtain 59 mg of 2-(8-chloro-1,2,3,4-tetrahydro-2-methylpyrido[4,3-b]indol-5-yl)-1-(pyrrolidin-1-yl)ethanone after purification on neutral alumina chromatography eluting with methanol-dichloromethane gradient. The free base was converted into its oxalate salt by treatment of oxalic acid (1 equiv) in anhydrous THF.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09034880B2
Source datasetuspto-grants-2015_05
ORD IDord-9007be995b0e4f77875e2dee37b32faa
Source noteuspto-grants-2015_05