Substance

ID:172620

Names and Identifiers
IUPAC name
hydrogen chloride
IUPAC Traditional name
hydrogen chloride
Synonyms
Hydrogen chlorideHydrochloric acid gasHydrochloride
Registration numbers
CAS Number
7647-01-0
EC Number
231-595-7
Beilstein Number
1098214
CHEBI ID
17883
CHEMBL
1231821
Gmelin ID
322
Wikipedia Title
Hydrogen_chloride
Chemspider ID
307
PubChem CID
313
KEGG ID
D02057
Unique Ingredient Identifier
QTT17582CB
Properties
Safety Information
European Hazard Symbols
Corrosive Corrosive (C)
Toxic Toxic (T)
Safety Statements
S1/2,S9,S26,S36/37/39,S45
NFPA704
NFPA 704 diagram
0
3
1
ACID
GHS Pictograms
GHS_corrosion
Corrosive to metals, category 1
Skin corrosion, categories 1A,1B,1C
Serious eye damage, category 1
GHS_skull_and_crossbones
Acute toxicity (oral, dermal, inhalation), categories 1,2,3
Risk Statements
R23,R35
RTECS
MW4025000
UN Number
1050
EU Index
017-002-00-2
LD50
238 mg/kg (rat, oral)
GHS Signal Word
Danger
GHS Hazard statements
280,314,331
GHS Precautionary statements
261,280,305+351+338,310,410+403
Physical Property
Boiling Point
-85.05°C
Std molar entropy
186.902 J K-1 mol-1
p𝘒b
21.0
Std enthalpy of combustion
 –95.31 kJ mol-1
Refractive Index
1.0004456 (gas)
Density
1.490 g L-1
p𝘒ₐ
-7.0
Odor
pungent
Heat Capacity
0.7981 J K-1 g-1
Std enthalpy of formation
 –92.31 kJ mol-1
Apperance
Colorless gas
Melting Point
-114.22°C
Vapor Pressure
4352 kPa (at 21.1 °C)
Molecule Details
Molecular Spectra
No Data Available
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References
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