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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 846639Generated: October 25, 2026

Benzyl Isothiocyanate → 3-Benzyl-5-(benzylsulfanylmethyl)-2-sulfanylideneimidazolidin-4-one

https://huagongshe.com/reaction/846639

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzyl IsothiocyanateHCID 2346—
ReactantSodium HydroxideHCID 14798—
ReactantS-benzyl-L-cysteineHCID 193613—
SolventIsopropanolHCID 3776—
Product3-Benzyl-5-(benzylsulfanylmethyl)-2-sulfanylideneimidazolidin-4-oneHCID 28718508.9%

Reaction Steps

When 2 g of S-benzylcysteine (0.0095 mole), 0.41 g of sodium hydroxide (0.0104 mole) and 1.55 g of benzylisothiocyanate (0.0104 mole) was treated according to the procedure for the preparation of the compound of Example 2, 0.289 g of pure title compound was obtained by crystallization from isopropyl alcohol: 1H NNR was consistent with the assigned structure for the thiohydantoin.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05137904
Source datasetuspto-grants-1992_08
ORD IDord-63aae8b1d4c649868a8bd5cc9354ef2e
Source noteuspto-grants-1992_08