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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 889233Generated: October 29, 2026

HCID 59401842, compound → 2-methyl-4-(2-(R)-methyl-[1,3']bipyrrolidinyl-1'-yl)-phenylamine

https://huagongshe.com/reaction/889233

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 59401842HCID 59401842—
ReactantHCID 178418361HCID 178418361—
CatalystPalladiumHCID 23938—
SolventMethanolHCID 887—
SolventDichloromethaneHCID 6344—
Product2-methyl-4-(2-(R)-methyl-[1,3']bipyrrolidinyl-1'-yl)-phenylamineHCID 59401783100%

Reaction Steps

A solution of 2-(2R)-methyl-1′-(3-methyl-4-nitro-phenyl)-[1,3′]bipyrrolidinyl (2 g, 6.9 mmol) in MeOH (15 mL) was de-aerated and nitrogen was introduced. To this solution was added Pd—C (10%, 0.20 g). The nitrogen was replaced with hydrogen and the mixture was stirred under H2 atmosphere at r.t. overnight. TLC (10% MeOH in DCM) and LC/MS showed the reaction was complete. The mixture was passed through a celite pad, rinsed with methanol. The filtrate was concentrated to dryness, and further dried under high vacuum to yield the title compound as a reddish brown liquid after drying under high vacuum, 2.02 g (100% yield).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08252824B2
Source datasetuspto-grants-2012_08
ORD IDord-6f248ca1e3d547659f3aaf46f12724da
Source noteuspto-grants-2012_08