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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1462201Generated: October 31, 2026

Hydantoin → HCID 20454111, compound

https://huagongshe.com/reaction/1462201

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydantoinHCID 10006—
Reactant2H-1,2,4-Oxadiazin-3(4H)-one, dihydro-5-thioxo-HCID 3006908—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 20454111HCID 2045411141%

Reaction Steps

To a solution of 1.0 g (0.0075 mole) of 6H-1,2,4-oxadiazin-3(2H)-one-5(4H)-thione in 50 ml of freshly distilled dry dioxane is added 0.77 g (0.0077 mole) of hydantoin. After stirring at room temperature for 17 hours, the solution is filtered, washed with chloroform and dried to give a yield of 0.6 g (41 percent) of 1-(3,6-dihydro-3-oxo-2H-1,2,4-oxadiazin-5-yl)-2,4-imidazolidinedione.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04459403
Source datasetuspto-grants-1984_07
ORD IDord-98a0acb4a4e34e86a6817b12f43a520e
Source noteuspto-grants-1984_07