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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1950934Generated: November 2, 2026

Nitrosylsulfuric acid → HCID 58062852, compound

https://huagongshe.com/reaction/1950934

Reaction equation

Participants

RoleNameHCIDCharge
ReactantNitrosylsulfuric acidHCID 82157—
ReactantHCID 58062859HCID 58062859—
SolventWaterHCID 962—
SolventDichloromethaneHCID 6344—
ProductHCID 58062852HCID 5806285264.9%

Reaction Conditions

Temperature0 °C

Reaction Steps

To a solution of 1.81 g (12.81 mmol) nitrosylsulfuric acid in 1.5 ml water at 0° C. under nitrogen, was added dropwise a suspension of 463 mg (1.423 mmol) 2-benzyloxy-6-methoxy-4-trifluoromethyl-benzamide in 2.9 ml dichloromethane. The reaction mixture was stirred at 0° C. for 4 hours. The reaction mixture was poured over ice and extracted with dichloromethane. The combined organic layers were dried over sodium sulfate, filtered and evaporated. The crude solid was purified with flash column chromatography on silica (20 g) eluting with a gradient formed from n-heptane and ethyl acetate (0%=>100% in 15 minutes) to provide 431 mg (y: 64.9% yield) of the title compound as a white solid. MS (m/e): 325.1 (M−H)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08404673B2
Source datasetuspto-grants-2013_03
ORD IDord-5c79695fa41c42e59abf23cf12e3ee71
Source noteuspto-grants-2013_03