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n-Pentane

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Product Description

PRODUCT

n-Pentane

CAS #

109-66-0

SYNONYM

Alkane C5; Amyl hydride; Normal pentane; Pentane (INCI); Pentane; Pentane

FORMULA

N/A

Product Specifications

DENSITY @ 15 ° C

0.631 kg/L

COEFFICIENT OF CUBIC EXPANSION @ 20C

16 10^-2/C

REFRACTIVE INDEX @ 20° C

1.358

COLOUR

+30 Saybolt

BROMINE INDEX

50 mg Br/100g

DISTILLATION - INITIAL BOILING POINT

35 C

DISTILLATION - DRY POINT

37 C

RELATIVE EVAPORATION RATE (NBUAC=1)

12

RELATIVE EVAPORATION RATE (ETHER=1)

<1.0

ANTOINE CONSTANT A #

6.56180 kPa, C

ANTOINE CONSTANT B #

1438.75 kPa, C

ANTOINE CONSTANT C #

280.050 kPa, C

TEMPERATURE LIMITS FOR ANTOINE EQUATION

-5 to +25 C

VAPOUR PRESSURE @ 0C

27 kPa

VAPOUR PRESSURE @ 20C

58 kPa

SATURATED VAPOUR CONCENTRATION @ 20C

1728 g/m^3

PARAFFINS

>99 % m/m

NAPHTHENES

<1 % m/m

AROMATICS

<5 mg/kg

BENZENE

<3 mg/kg

N-HEXANE

<0.1 % m/m

SULPHUR

<0.5 mg/kg

FLASH POINT (ABEL)

<-50 C

LOWER EXPLOSION LIMIT IN AIR

1.4 % v/v

UPPER EXPLOSION LIMIT IN AIR

7.8 % v/v

AUTO IGNITION TEMP

404 C (ASTM E659)

AUTO IGNITION TEMP

275 C (DIN 51794)

ELECTRICAL CONDUCTIVITY @ 20C

<1 pS/m

ANILINE POINT

71 C

POUR POINT

<-50 C

KAURI-BUTANOL NUMBER

29

VISCOSITY @ 25°C

0.35 mm^2/s

SURFACE TENSION @ 20C

16 mN/m

THERMAL CONDUCTIVITY @ 20C

0.12 W/m/C

HILDEBRAND SOLUBILITY PARAMETER

7.0 (cal/cm^3)^1/2

HYDROGEN BONDING INDEX

0

FRACTIONAL POLARITY

0

MOLECULAR WEIGHT

72 g/mol

CHEMICAL STRUCTURE

n-Pentane distributor CAS: 109-66-0 N/A chemical structure

ODOR

gasoline-like odor

INSOLUBILITY

in water

VAPOR PRESSURE

400 mm hg (18.5 c)

COLOR

colorless liquid

FLASH POINT

(cc) -49 c

SOLUBILITY

alcohol, oxygenated, chlorinated, and hydrocarbon solvs.

BOILING POINT

36 c

DENSITY

0.62624

SURFACE TENSION

15.48 dynescm

DIELECTRIC CONSTANT

1.841

AUTO/SELF IGNITION TEMPERATURE

temp. 260 c

NOTES

Use: PROPELLANT, SOLVENT

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