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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1846445Generated: November 1, 2026

Chlorosulfonic acid → HCID 87222855, compound

https://huagongshe.com/reaction/1846445

Reaction equation

Participants

RoleNameHCIDCharge
ReactantChlorosulfonic acidHCID 24638—
Reactant4-Methyl-3H-benzooxazol-2-oneHCID 12709336—
ProductHCID 87222855HCID 87222855—

Reaction Steps

1.10 g (6.60 mmol) 4-methyl-3H-benzoxazol-2-one in 5.0 mL (75 mmol) chlorosulphonic acid were stirred for 2 h at RT. Then the reaction mixture was very slowly added dropwise to a large amount of ice and stirred at RT. The precipitate formed was suction filtered and dried.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08952014B2
Source datasetuspto-grants-2015_02
ORD IDord-a9cf64af717b4eee91500c6b45411654
Source noteuspto-grants-2015_02