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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1803892Generated: October 26, 2026

Ammonia → 4-[6-(5-Benzylhexahydropyrrolo[3,4-c]pyrrol-2-yl)-2-(4-fluorophenyl)-7,8-dimethylimidazo[1,2-b]pyridazin-3-yl]pyrid-2-ylamine

https://huagongshe.com/reaction/1803892

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmoniaHCID 222—
ReactantWaterHCID 962—
ReactantTrifluoroacetic acidHCID 6422—
Reactanttert-Butyl {4-[6-(5-benzylhexahydropyrrolo[3,4-c]pyrrol-2-yl)-2-(4-fluorophenyl)-7,8-dimethylimidazo[1,2-b]pyridazin-3-yl]pyrid-2-yl}carbamateHCID 59406975—
SolventDichloromethaneHCID 6344—
Product4-[6-(5-Benzylhexahydropyrrolo[3,4-c]pyrrol-2-yl)-2-(4-fluorophenyl)-7,8-dimethylimidazo[1,2-b]pyridazin-3-yl]pyrid-2-ylamineHCID 59406958—

Reaction Steps

To a solution of 2.9 g (4.58 mmol) of tert-butyl {4-[6-(5-benzylhexahydropyrrolo[3,4-c]pyrrol-2-yl)-2-(4-fluorophenyl)-7,8-dimethylimidazo[1,2-b]pyridazin-3-yl]pyrid-2-yl}carbamate in 30 mL of dichloromethane are added 6.8 mL of trifluoroacetic acid and the reaction is stirred for 2 hours. The medium is poured into 200 mL of water and the mixture is basified by addition of aqueous ammonia.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08354405B2
Source datasetuspto-grants-2013_01
ORD IDord-8414822c2f30470f98d77aeecaadbde0
Source noteuspto-grants-2013_01