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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2196693Generated: November 2, 2026

1-Propanesulfonyl chloride → N-(3-acetyl-1-(propylsulfonyl)-1H-pyrrolo[2,3-b]pyridin-5-yl)-2,6-difluoro-3-(N-(propylsulfonyl)propylsulfonamido)benzamide

https://huagongshe.com/reaction/2196693

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-Propanesulfonyl chlorideHCID 66279—
ReactantN-(3-acetyl-1H-pyrrolo[2,3-b]pyridin-5-yl)-2,6-difluoro-3-(propylsulfonamido)benzamideHCID 44223281—
SolventDichloromethaneHCID 6344—
ProductN-(3-acetyl-1-(propylsulfonyl)-1H-pyrrolo[2,3-b]pyridin-5-yl)-2,6-difluoro-3-(N-(propylsulfonyl)propylsulfonamido)benzamideHCID 13173012479.1%

Reaction Steps

TEA (0.0163 mL, 0.117 mmol) and propane-1-sulfonyl chloride (0.00882 mL, 0.0779 mmol) were added to N-(3-acetyl-1H-pyrrolo[2,3-b]pyridin-5-yl)-2,6-difluoro-3-(propylsulfonamido)benzamide (0.195 mL, 0.0390 mmol) in DCM (0.4 mL). The solution was stirred at room temperature for 16 hours before concentration under reduced pressure. The resulting residue was purified via column chromatography (2% MeOH/DCM) to afford impure N-(3-acetyl-1-(propylsulfonyl)-1H-pyrrolo[2,3-b]pyridin-5-yl)-2,6-difluoro-3-(N-(propylsulfonyl)propylsulfonamido)benzamide (0.020 g, 0.0308 mmol, 79.1% yield).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08338452B2
Source datasetuspto-grants-2012_12
ORD IDord-bc74b8d3ff6c4d5b96853969155882e6
Source noteuspto-grants-2012_12