Undecylbenzene

CAS Number: 67774-74-7

Also known as: Benzene, C10-C13 Alkyl Derivs, Undecylbenzene, Benzene, Derives En Alkyle C10-13

Information on chemical

External resources

CAMEO Chemical Database
WISER Substance List

Description

CAS number	67774-74-7
Formula	C₆H₅CnH₂n+₁ (n=₁₀-₁₃)

Physical chemical data

Physical State (25°C)

Liquid

Molar mass (g/mol)

239

Solubility (g/L)

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

Boiling Point (°C)

298

Melting Point (°C)

-70

Henry's constant (mol/(m³·Pa))

Behaviour at sea

Log kow	7.5
Log koc	4.34
Bioconcentration factor (BCF)	35

Additional data

MARPOL pollution category

Category	Description
Y	Noxious Liquid Substances which, if discharged into the sea from tank cleaning or deballasting operations, are deemed to present a hazard to either marine resources or human health or cause harm to amenities or other legitimate uses of the sea and therefore justify a limitation on the quality and quantity of the discharge into the marine environment.

Transportation data

Reactivity data

GESAMP Hazard profile

Interference with coastal amenities (E2)

G - Gas

Human toxicity threshold

Hazard statements

Health

H304	May be fatal if swallowed and enters airways.

Precautionary statements

Response

P301 + P310	IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
P331	Do NOT induce vomiting.

Storage

P405	Store locked up.

Disposal

P501	Dispose of contents/container to ...

Ecotoxicity

Lowest median lethal concentration (LC50) on crustacean (mg/l)	0.01
Lowest median lethal concentration (LC50) on fishes (mg/l)	> 1000
Highest no observed effect concentration (NOEC) on algae (mg/l)	> 1000
Highest no observed effect concentration (NOEC) on crustacean (mg/l)	0.01

Incident reports

No incident reports available

Emergency Response Guidebook

No guides available

At sea emergency guide