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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1446973Generated: October 30, 2026

Vinyl isocyanate → HCID 21886720, compound

https://huagongshe.com/reaction/1446973

Reaction equation

Participants

RoleNameHCIDCharge
ReactantVinyl isocyanateHCID 77094—
Reactant(1-Bromoethyl)carbamyl bromideHCID 12573468—
Solvent1-ChloronaphthaleneHCID 7003—
ProductVinyl isocyanateHCID 7709411%
ProductHCID 21886720HCID 2188672088%

Reaction Steps

48.5 parts of 1-bromoethylcarbamic acid bromide are dissolved in 100 parts by volume of α-chloronaphthalene and a solution of 16 parts of vinyl isocyanate in 20 parts by volume of 1-chloronaphthalene is added to the above mixture in the course of 0.4 hour at 2° C. The mixture is then kept at 24° C. for 2 hours. 3.6 parts (11% of theory) of vinyl isocyanate and 58.5 parts (88% of theory) of 1-bromoethyl isocyanate (determined by gas chromatography) are obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04314948
Source datasetuspto-grants-1982_02
ORD IDord-bcb9163efc144f00aac7e92a780700eb
Source noteuspto-grants-1982_02