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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1470939Generated: October 29, 2026

Sulfuric Acid → HCID 58226578, compound

https://huagongshe.com/reaction/1470939

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSulfuric AcidHCID 1118—
Reactanttert-ButanolHCID 6386—
Reactant4-Bromophenacyl bromideHCID 7454—
Reactantp-NitroacetophenoneHCID 7487—
ReactantDiethylamineHCID 8021—
CatalystZincchlorideHCID 3007855—
SolventBenzeneHCID 241—
ProductHCID 58226578HCID 5822657858%

Reaction Steps

Added benzene (108 mL) to anhydrous zinc(II) chloride (19.62 g, 144 mmol), followed by the addition of diethylamine (11.16 mL, 108 mmol) and 2-methylpropan-2-ol (10.32 mL, 108 mmol) and stirred at room temperature for 2 h. Added 2-bromo-1-(4-bromophenyl)ethanone (20 g, 72.0 mmol) and 1-(4-nitrophenyl)ethanone (17.83 g, 108 mmol) together and stirred mixture for 18 h. Added 5% aq. sulfuric acid (50 mL) and stirred vigorously, then the product was collected by filtration, rinsed with benzene, water, methanol, dichloromethane and dried under vacuum to provide the product (15.0 g, 58% yield, colorless powder).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09006387B2
Source datasetuspto-grants-2015_04
ORD IDord-95c7d3c20c5743aeae7774f08cda6f21
Source noteuspto-grants-2015_04