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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2273163Generated: November 1, 2026

Sodium Cyanate → HCID 123671386, compound

https://huagongshe.com/reaction/2273163

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium CyanateHCID 517096—
Reactant1,3-Di-tert-butyl-2-chloro-2,3-dihydro-1H-1,3,2-diazasiloleHCID 71334611—
SolventTetrahydrofuranHCID 8028—
ProductHCID 123671386HCID 12367138690%

Reaction Steps

In an argon atmosphere, 7.69 g (33.0 mmol) of Si(tBuNCHCHNtBu)(H)Cl was dissolved in 30 mL of tetrahydrofuran and after adding 2.58 g (purity: 90%, 35.7 mmol) of sodium cyanate, the mixture was stirred for 8 hours under heating and refluxing. Insoluble matters produced were separated by filtration, and the solvent was removed by distillation from the filtrate under atmospheric pressure. The obtained residue was distilled under reduced pressure (distillation temperature: 85° C./3.3×102 Pa) to obtain 1,3-di-tert-butyl-2-isocyanato-1,3-diaza-2-silacyclopent-4-ene (Si(tBuNCHCHNtBu)(H)NCO) as a colorless liquid (yielded amount: 7.09 g, yield: 90%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09120825B2
Source datasetuspto-grants-2015_09
ORD IDord-960e214073ea4a35a7a7a1f09be0a0b6
Source noteuspto-grants-2015_09