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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 574414Generated: October 31, 2026

Pyrrolidine → HCID 57875970, compound

https://huagongshe.com/reaction/574414

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyrrolidineHCID 31268—
ReactantEthyl 3-(8-chloro-1,2,3,4-tetrahydro-2-methylpyrido[4,3-b]indol-5-yl)propanoateHCID 44159333—
ProductHCID 57875970HCID 57875970—

Reaction Conditions

Temperature120 °C

Reaction Steps

A mixture of ethyl 3-(8-chloro-1,2,3,4-tetrahydro-2-methylpyrido[4,3-b]indol-5-yl)propanoate (100 mg) and pyrrolidine (2 ml) was heated at 120° C. for 3 h to obtain 39 mg of 3-(8-chloro-1,2,3,4-tetrahydro-2-methylpyrido[4,3-b]indol-5-yl)-1-(pyrrolidin-1-yl)propan-1-one 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-f25199c67e7b4c9d9c3af1d90861acf5
Source noteuspto-grants-2015_05