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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 21167Generated: October 25, 2026

Triethylamine → 4-(3-Trifluoromethylbenzenesulfonyloxy)-7-[1-(tert-butoxycarbonyl)-5-(piperidinomethyl)indol-2-yl]isoindolinone

https://huagongshe.com/reaction/21167

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
Reactant3-(Trifluoromethyl)benzenesulfonyl chlorideHCID 2733250—
Reactant4-Hydroxy-7-[1-(tert-butoxycarbonyl)-5-(piperidinomethyl)indol-2-yl]isoindolinoneHCID 68493222—
SolventAcetonitrileHCID 6342—
Product4-(3-Trifluoromethylbenzenesulfonyloxy)-7-[1-(tert-butoxycarbonyl)-5-(piperidinomethyl)indol-2-yl]isoindolinoneHCID 8662827158%

Reaction Steps

In a similar manner to Step 1 of Example 233, 4-hydroxy-7-[1-(tert-butoxycarbonyl)-5-(piperidinomethyl)indol-2-yl]isoindolinone (0.0298 g, 0.0646 mmol) was dissolved in acetonitrile (0.650 mL), and the solution was treated with triethylamine (0.0540 mL, 0.388 mmol) and 3-trifluoromethylbenzenesulfonyl chloride (0.0310 mL, 0.194 mmol) to obtain 4-(3-trifluoromethylbenzenesulfonyloxy)-7-[1-(tert-butoxycarbonyl)-5-(piperidinomethyl)indol-2-yl]isoindolinone (0.0251 g, yield 58%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07745641B2
Source datasetuspto-grants-2010_06
ORD IDord-27032830b32147b3baf04c61e3f5e2f3
Source noteuspto-grants-2010_06