|
gptkbp:instanceOf
|
gptkb:chemical_compound
|
|
gptkbp:appearance
|
colorless liquid or gas
|
|
gptkbp:aroma
|
bitter almond-like
|
|
gptkbp:autoignitionTemperature
|
538 °C
|
|
gptkbp:boilingPoint
|
25.6 °C
|
|
gptkbp:CASNumber
|
74-90-8
|
|
gptkbp:category
|
gptkb:chemical_compound
industrial chemical
cyanide
toxic gas
nitrile
|
|
gptkbp:chemicalFormula
|
gptkb:HCN
|
|
gptkbp:containsElement
|
carbon
hydrogen
nitrogen
|
|
gptkbp:density
|
0.687 g/cm³ (liquid)
|
|
gptkbp:discoveredBy
|
gptkb:Carl_Wilhelm_Scheele
|
|
gptkbp:discoveredIn
|
1782
|
|
gptkbp:flammability
|
highly flammable
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Hydrogen cyanide
|
|
gptkbp:IUPACName
|
gptkb:hydrogen_cyanide
|
|
gptkbp:LD50
|
2.86 mg/kg (oral, rat)
|
|
gptkbp:meltingPoint
|
-13.4 °C
|
|
gptkbp:molecularWeight
|
27.03 g/mol
|
|
gptkbp:NFPA704
|
Health: 4, Flammability: 4, Instability: 2
|
|
gptkbp:otherName
|
gptkb:prussic_acid
|
|
gptkbp:pKa
|
9.21
|
|
gptkbp:productionMethod
|
gptkb:Andrussow_process
BMA process
|
|
gptkbp:riskFactor
|
inhalation hazard
H330
H300
H310
explosive in air
skin absorption hazard
|
|
gptkbp:signalWord
|
Danger
|
|
gptkbp:solubility
|
miscible
|
|
gptkbp:structure
|
linear molecule
|
|
gptkbp:toxicity
|
highly toxic
|
|
gptkbp:UNNumber
|
gptkb:UN_1051
|
|
gptkbp:usedIn
|
electroplating
manufacture of dyes
manufacture of plastics
manufacture of synthetic fibers
manufacture of pesticides
chemical weapons (historically)
|
|
gptkbp:uses
|
chemical synthesis
fumigant
mining (gold extraction)
precursor to acrylonitrile
|
|
gptkbp:vaporPressure
|
630 mmHg (20 °C)
|
|
gptkbp:bfsParent
|
gptkb:Cyanogenic_glycosides
|
|
gptkbp:bfsLayer
|
6
|