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71-41-0

Name 1-Pentanol
CAS 71-41-0
EINECS(EC#) 200-752-1
Molecular Formula C5H12O
MDL Number MFCD00002977
Molecular Weight 88.15
MOL File 71-41-0.mol

Chemical Properties

Appearance Amyl alcohols (pentanols) have eight isomers. All are flammable, colorless liquids, except the isomer 2,2- dimethyl-1-propanol, which is a crystalline solid.
Melting point  -78 °C (lit.)
Boiling point  136-138 °C (lit.)
density  0.811 g/mL at 25 °C(lit.)
vapor density  3 (vs air)
vapor pressure  1 mm Hg ( 13.6 °C)
refractive index  n20/D 1.409(lit.)
FEMA  2056
Fp  120 °F
storage temp.  Flammables area
solubility  water: soluble22.8g/L at 25°C
form  Liquid
pka 15.24±0.10(Predicted)
color  APHA: ≤30
Odor Pleasant 0.1 ppm
Stability: Stable. Flammable. Incompatible with strong oxidizing agents.
PH Range 7
Relative polarity 0.568
explosive limit 10%, 100°F
Odor Threshold 0.1ppm
Water Solubility  22 g/L (22 ºC)
Merck  14,7118
JECFA Number 88
BRN  1730975
Uses

Raw material for pharmaceutical preparations; organic synthesis solvent.

CAS DataBase Reference 71-41-0(CAS DataBase Reference)
NIST Chemistry Reference 1-Pentanol(71-41-0)
EPA Substance Registry System 71-41-0(EPA Substance)

Safety Data

Hazard Codes  Xn,F,Xi
Risk Statements 

R10:Flammable.
R20:Harmful by inhalation.
R37:Irritating to the respiratory system.
R66:Repeated exposure may cause skin dryness or cracking.

Safety Statements 

S46:If swallowed, seek medical advice immediately and show this container or label .

RIDADR  UN 1105 3/PG 3
WGK Germany  1
RTECS  SB9800000
Autoignition Temperature 572 °F
Hazard Note  Irritant/Flammable
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29051990
Safety Profile

Moderately toxic by ingestion and skin contact. An eye and upper respiratory irritant by inhalation. A severe skin and eye irritant. Ingestion can cause headache, nausea, vomiting, delirium, and methemoglobin formation. Mutation data reported. Extremely flammable if exposed to heat, flame, or powerful oxiduers. Moderately explosive when exposed to flame. Incompatible with oxidzing materials, hydrogen trisulfide. To fight fire, use alcohol foam, dry chemical.

Hazardous Substances Data 71-41-0(Hazardous Substances Data)
Toxicity

LD50 orally in Rabbit: 3670 mg/kg LD50 dermal Rabbit 2306 mg/kg

Hazard Information

Material Safety Data Sheet(MSDS)

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