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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 391534Generated: October 27, 2026

5-Bromoisatin → (S)-5-[(2,3-dioxo-2,3-dihydro-1H-indol-5-yl)ethynyl]-N-[methyl(oxo)phenyl-lambda6-sulfanylidene]nicotinamide

https://huagongshe.com/reaction/391534

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-BromoisatinHCID 6889—
Reactant(S)-N-[methyl(oxo)phenyl-lambda6-sulfanylidene]-5-[(trimethylsilyl)ethynyl]nicotinamideHCID 24953135—
Product(S)-5-[(2,3-dioxo-2,3-dihydro-1H-indol-5-yl)ethynyl]-N-[methyl(oxo)phenyl-lambda6-sulfanylidene]nicotinamideHCID 2495455022.2%

Reaction Steps

In a manner similar to that described in Example 443, (S)—N-[methyl(oxo)phenyl-λ6-sulfanylidene]-5-[(trimethylsilyl)ethynyl]nicotinamide (150 mg, 0.42 mmol) and 5-bromoisatin (116 mg, 0.46 mmol) were reacted to give the title compound as a reddish oil (40 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08383825B2
Source datasetuspto-grants-2013_02
ORD IDord-7319453a349c46ae98f43266761c3258
Source noteuspto-grants-2013_02