Hexane CAS# 110-54-3

Boiling point 

68.95 °C(lit.)

density 

0.659 g/mL at 25 °C(lit.)

vapor density 

3.5 (vs air)

vapor pressure 

40 mm Hg ( 20 °C)

refractive index 

n20/D 1.388

Fp 

30 °F

storage temp. 

Store at +5°C to +30°C.

solubility 

Very soluble in ethanol, ethyl ether and chloroform.

form 

Liquid

pka

>14 (Schwarzenbach et al., 1993)

color 

Colorless

Specific Gravity

0.660 (20/4℃)

Odor

Mild gasoline-like odor detectable at 65 to 248 ppm

Relative polarity

0.009

explosive limit

1.0-8.1%(V)

Odor Threshold

1.5ppm

Water Solubility 

insoluble

λmax

λ: 200 nm Amax: ≤0.70
λ: 225 nm Amax: ≤0.10
λ: 250 nm Amax: ≤0.01

Merck 

14,4694

BRN 

1730733

Henry's Law Constant

0.238, 0.413, 0.883, 0.768, and 1.56 at 10, 15, 20, 25, and 30 °C, respectively (EPICS, Ashworth et al., 1988)

Dielectric constant

2.0（-90℃）

Exposure limits

TLV-TWA 50 ppm (～175 mg/m3) (ACGIH), 500 ppm (～1750 mg/m3) (OSHA); IDLH 5000 ppm (NIOSH).

Stability:

Stable. Incompatible with oxidizing agents, chlorine, fluorine, magnesium perchlorate. Highly flammable. Readily forms explosive mixtures with air. Note low flash point.

InChIKey

VLKZOEOYAKHREP-UHFFFAOYSA-N

LogP

4 at 20℃ and pH7

CAS DataBase Reference

110-54-3(CAS DataBase Reference)

NIST Chemistry Reference

Hexane(110-54-3)

EPA Substance Registry System

Hexane (110-54-3)

Safety Information

Risk Statements 

11-38-50/53-65-67-62-51/53-48/20-36/37/38

Safety Statements 

9-16-29-33-60-61-62-36/37-45-36/37/39-53-26

RIDADR 

UN 3295 3/PG 2

OEB

A

OEL

TWA: 50 ppm (180 mg/m3)

WGK Germany 

3

RTECS 

MN9275000

F 

3-10

Autoignition Temperature

225 °C

TSCA 

Yes

HazardClass 

3

PackingGroup 

II

HS Code 

29011000

Hazardous Substances Data

110-54-3(Hazardous Substances Data)

Toxicity

LC50 (4 hr) in mice by inhalation: 48000 ppm; LD50 orally in rats: 32.0 g/kg (Couri, Milks)

IDLA

1,100 ppm [10% LEL]