BUTYLENE GLYCOL

CAS Number: 110-63-4

Also known as: BUTANEDIOL, BUTYLENEGLYCOL, 1,3 BUTYLENEGLYCOL, DIHYDROXYBUTANE, 1,4-Butanediol, Butane-1,4-Diol, 1,4-Butylene Glycol, Tetramethylene Glycol, 1,4-Dihydroxybutane, Butylene Glycol

Information on chemical

External resources

CAMEO Chemical Database
WISER Substance List

Description

CAS number	110-63-4
Formula	C₄H₁₀O₂

Physical chemical data

Physical State (20°C)

Liquid/Solid

Physical State (25°C)

Liquid

Density (kg/m3)

1010 [Kg/m³] at a temperature of 20°C

Kinematic viscosity (cSt)

87.74 [cSt] at a temperature of 20°C

70.3 [cSt] at a temperature of 25°C

Molar mass (g/mol)

89.6

Density of gas (kg/m3)

Solubility (g/L)

100000 [g/L] at a temperature of 20°C and salinity of 0‰

100000 [g/L] at a temperature of 25°C and salinity of 0‰

Boiling Point (°C)

207.5

Melting Point (°C)

< 23

Critical molar volume (m³/mol)

0.000305

Critical temperature (°C)

692.4

Critical pressure (Pa)

5180000

Surface tension (mN/m)

44.6 [mN/m] at a temperature of 20°C

Vapour Pressure (Pa)

100 [Pa] at a temperature of 20°C

1.9 [Pa] at a temperature of 25°C

Ignition Temperature (°C)

377

Flash Point (°C)

121

Flash Point (Pensky-Martens closed cup) (°C)

132

Flash Point (Cleveland open cup) (°C)

121

Lower explosivity limit (LEL) (volume %)

1.9

Vapor enthalpy (J/Kg)

585000 [J/Kg] at a temperature of 235°C

826222 [J/Kg] at a temperature of 25°C

Combus enthalpy (J/Kg)

27607328

Specific heat capacity (J/(Kg·K))

2521

Henry's constant (mol/(m³·Pa))

0.00013

Behaviour at sea

Log kow	0.5
Log koc	0
Aqueous photolysis (Half-life)	Not photolysable
Biodegradation in estuary environment (Half-life) (days)	Not hydrolysable

Additional data

Colour

colourless

Odour

odourless

MARPOL pollution category

Category	Description
Z	Noxious Liquid Substances which, if discharged into the sea from tank cleaning or deballasting operations, are deemed to present a minor hazard to either marine resources or human health and therefore justify less stringent restrictions on the quality and quantity of the discharge into the marine environment.

Transportation data

Cargo group	20
Temperature (°C)	ambient
Family name	alcohols, glycols

Reactivity data

Water	No
Abilities	Miscible in water.
Acid(s)	Yes
Base(s)	Yes
Metal(s) and alloys	No
Oxidizing agents	Yes
Organic substance	Yes

GESAMP Hazard profile

Bioaccumulation in logPow (A1A)	0 - e <1, or > ca.7, or Mol. Wt. > 1000
Bioaccumulation (A1)	0 - No potential to bioaccumulate
Biodegradation (A2)	R - Readily biodegradable
Acute aquatic toxicity (B1) (LC/EC/IC50 (mg/l))	1 - Practically non-toxic
Acute mammalian toxicity by swallowing (C1) (LD50 (mg/kg))	1 - Slight
Acute mammalian toxicity by skin penetration (C2) (LD50 (mg/kg))	0 - Negligible
Acute mammalian toxicity by inhalation (C3) (LC50 (mg/l))	0 - Negligible
Skin irritation/corrosivity (D1)	1 - Mildly irritating
Eye irritation/corrosivity (D2)	0 - Not irritating
Interference with coastal amenities (E2)	D - Dissolver
Effects on wildlife and bottom habitats (E3)	1 - Is a floater; and/or is slightly acutely toxic; and/or is mildly irritant to skin and/or eyes

Human toxicity threshold

Hazard statements

Health

H302	Harmful if swallowed.
H336	May cause drowsiness or dizziness.

Precautionary statements

Prevention

P261	Avoid breathing dust/fume/gas/mist/vapours/spray.
P264	Wash ... thoroughly after handling.
P270	Do no eat, drink or smoke when using this product.

Response

P301 + P312	IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell.
P330	Rinse mouth.

Disposal

P501	Dispose of contents/container to ...

TEEL-1 (mg/m3)

3.5

TEEL-2 (mg/m3)

TEEL-3 (mg/m3)

250

Ecotoxicity

Lowest median lethal concentration (LC50) on algae (mg/l)

> 1000

Lowest median lethal concentration (LC50) on crustacean (mg/l)

> 85

Lowest median lethal concentration (LC50) on fishes (mg/l)

> 100

Highest no observed effect concentration (NOEC) on algae (mg/l)

> 1000

Highest no observed effect concentration (NOEC) on crustacean (mg/l)

> 85

Assessment factor (AF)

10000 on the Short term

Predicted No Effect Concentration (PNEC) (µg/l)

80 [µg/l] on the Short term

Incident reports

No incident reports available

Emergency Response Guidebook

No guides available

At sea emergency guide