Substance

ID:174247

Names and Identifiers
Synonyms
Pentane
IUPAC name
pentane
IUPAC Traditional name
pentane
Registration numbers
Gmelin ID
Unique Ingredient Identifier
EC Number
CAS Number
Beilstein Number
DrugBank ID
Chemspider ID
MeSH Name
Wikipedia Title
CHEBI ID
CHEMBL
PubChem CID
Properties
Safety Information
GHS Precautionary statements
210,261,273,301+310,331
GHS Hazard statements
225,304,336,411
GHS Pictograms
GHS_health_hazard
Respiratory sensitization, category 1
Germ cell mutagenicity, categories 1A,1B,2
Carcinogenicity, categories 1A,1B,2
Reproductive toxicity, categories 1A,1B,2
Specific Target Organ Toxicity – Single exposure, categories 1,2
Specific Target Organ Toxicity – Repeated exposure, categories 1,2
Aspiration Hazard, category 1
GHS_flame
Flammable gases, category 1
Flammable aerosols, categories 1,2
Flammable liquids, categories 1,2,3
Self-reactive substances and mixtures, Types B,C,D,E,F
Pyrophoric liquids, category 1
Pyrophoric solids, category 1
Self-heating substances and mixtures
Substances and mixtures, which in contact with water, emit flammable gases, categories 1,2,3
Organic peroxides, Types B,C,D,E,F
GHS_environment
Hazardous to the aquatic environment
Acute hazard, category1
Chronic hazard, categories 1,2
GHS_exclamation_mark
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
European Hazard Symbols
Nature polluting Nature polluting (N)
Harmful Harmful (Xn)
Highly flammable Highly flammable (F+)
NFPA704
NFPA 704 diagram
4
1
0
Explode Limits
1.4–8.3%
Risk Statements
R12,R51/53,R65,R66,R67
GHS Signal Word
DANGER
LD50
5 g kg-1 (oral, mouse)
3 g kg-1 (dermal, rabbit)
EU Index
601-006-00-1
RTECS
RZ9450000
Safety Statements
S2,S16,S29,S33
UN Number
1265
Physical Property
Partition Coefficient
3.255
Density
0.626 g mL-1
Vapor Pressure
57.90 kPa (at 20.0 °C)
Std enthalpy of combustion
-3.5095–-3.5085 MJ mol-1
Heat Capacity
167.19 J K-1 mol-1
Odor
Odourless
Auto Ignition Point
260.0 °C
Solubility
40 mg L-1 (at 20 °C) in water
Melting Point
-130.45 - -129.05°C (142.7 - 144.1 K)
Boiling Point
35.85 - 36.25°C (309 - 309.4 K)
Flash Point
-49.0 °C
Std enthalpy of formation
-174.1–-172.9 kJ mol-1
Std molar entropy
263.47 J K-1 mol-1
Viscosity
240 μPa s (at 20 °C)
Absorption Wavelength
200 nm
p𝘒ₐ
~45
p𝘒b
~59
Apperance
Colourless liquid
Henry Constant
7.8 nmol Pa-1 kg-1
Refractive Index
1.358
Molecule Details
Molecular Spectra
No Data Available
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References
No Data Available
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