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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 486489Generated: October 29, 2026

Water → HCID 178441857, compound

https://huagongshe.com/reaction/486489

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantCornforth reagentHCID 2724130—
ReactantHCID 178441858HCID 178441858—
SolventDimethylformamideHCID 6228—
ProductHCID 178441857HCID 17844185790.8%

Reaction Steps

To a solution of 0.3 g of 2-butyl-6-(hydroxymethyl)-4(1H)-quinazolinone in 3.5 ml of dry N,N-dimethylformamide is added 1.7 g of pyridinium dichromate. The reaction mixture is stirred at room temperature for 16 hours and then poured into 125 ml of water. The resulting precipitate is removed by filtration and the filtrate extracted with 9:1 chloroformmethanol. The combined organic extracts are dried over magnesium sulfate, filtered and concentrated in vacuo and combined with the precipitate above. The combined solids are purified by flash chromatography on silica gel by eluting with 1:1 ethyl acetate-hexanes to give 0.27 g of the desired product. CI MASS SPEC 231(M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05292734
Source datasetuspto-grants-1994_03
ORD IDord-8a7412dcd3cc4587899ca2d3444d1504
Source noteuspto-grants-1994_03