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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1251698Generated: November 2, 2026

Sulfur Dioxide → HCID 18324212, compound

https://huagongshe.com/reaction/1251698

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSulfur DioxideHCID 1119—
ReactantTetrahydrofuranHCID 8028—
Reactant1-MethylindoleHCID 11781—
ReactantChlorosuccinimideHCID 31398—
ReactantHCID 178418306HCID 178418306—
ProductHCID 18324212HCID 18324212—

Reaction Steps

2-Methylindole-2-sulfonyl chloride was prepared by the method of Example 34 with 1-methylindole (7.8 mmols, 1.0 ml), t-BuLi (1.7 m, 9.4 mmols, 5.5 ml), sulfur dioxide, NCS (8.6 mmols, 1.2 g) and THF (15 ml). Flash chromatography (2% ethyl acetate/hexanes) provided 0.66 g (36%) of a yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06342610B2
Source datasetuspto-grants-2002_01
ORD IDord-645074c2c7c949aebc82ddbb86c156ab
Source noteuspto-grants-2002_01