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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 531865Generated: October 30, 2026

tert-butyl 4-(4-(3-(1-(3,5-difluorobenzyl)-1H-pyrazol-3-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridin-5-yl)-2-(methylsulfonamido)phenyl)-5,6-dihydropyridine-1 (2H)-carboxylate → tert-butyl 4-(4-(3-(1-(3,5-difluorobenzyl)-1H-pyrazol-3-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridin-5-yl)-2-(methylsulfonamido)phenyl)piperidine-1-carboxylate

https://huagongshe.com/reaction/531865

Reaction equation

Participants

RoleNameHCIDCharge
Reactanttert-butyl 4-(4-(3-(1-(3,5-difluorobenzyl)-1H-pyrazol-3-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridin-5-yl)-2-(methylsulfonamido)phenyl)-5,6-dihydropyridine-1 (2H)-carboxylateHCID 118523958—
CatalystPalladium hydroxideHCID 9942167—
Solvent1H-Pyrazole, 1-[(3-nitrophenyl)methyl]-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-HCID 90030904—
Producttert-butyl 4-(4-(3-(1-(3,5-difluorobenzyl)-1H-pyrazol-3-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridin-5-yl)-2-(methylsulfonamido)phenyl)piperidine-1-carboxylateHCID 11852405480%

Reaction Steps

Using similar reaction conditions as described in step-ii of example-82, tert-butyl 4-(4-(3-(1-(3,5-difluorobenzyl)-1H-pyrazol-3-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridin-5-yl)-2-(methylsulfonamido)phenyl)-5,6-dihydropyridine-1(2H)-carboxylate (250 mg, 0.307 mmol) was reduced with palladium hydroxide (250 mg) in ethyl acetate/ethanol 10/10 mL to afford 200 mg (80% yield) of the titled compound. MS: m/z=817.7 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09353107B2
Source datasetuspto-grants-2016_05
ORD IDord-3324e9449f1d48d089fa407520d5010f
Source noteuspto-grants-2016_05