4-cyano-4'-octylbiphenyl

Names

[ Name ]:
4-cyano-4'-octylbiphenyl

[Synonym ]:
4'-octyl-4-cyanobiphenyl
4′-n-Octylbiphenyl-4-carbonitrile
k24(liquidcrystal)
[1,1'-Biphenyl]-4-carbonitrile, 4'-octyl-
80bf
4-octyl-4'-cyanobiphenyl
Cyano-4'-octylbiphenyl
k24
4'-Octylbiphenyl-4-carbonitril
EINECS 258-120-6
4-CYANO-4-OCTYLBIPHENYL
4-cyano-4'-octylbiphenyl
4-cyano-4'-n-octylbiphenyl
4'-Octyl-[1,1'-biphenyl]-4-carbonitrile
4-octyl-4′-cyanobiphenyl
4-n-octyl-4′-cyanobiphenyl
4'-Octylbiphenyl-4-carbonitrile
Octylcyanobiphenyl
MFCD00075146
8CB
4'-Octyl-4-biphenylcarbonitrile
cb8
4-octylcyanodiphenyl
4-Octyl-4’-cyanobiphenyl

Chemical & Physical Properties

[ Density]:
1.0±0.1 g/cm3

[ Boiling Point ]:
433.9±34.0 °C at 760 mmHg

[ Molecular Formula ]:
C₂₁H₂₅N

[ Molecular Weight ]:
291.430

[ Flash Point ]:
217.7±18.2 °C

[ Exact Mass ]:
291.198700

[ PSA ]:
23.79000

[ LogP ]:
7.47

[ Vapour Pressure ]:
0.0±1.0 mmHg at 25°C

[ Index of Refraction ]:
1.554

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DV1764400

CHEMICAL NAME :: (1,1'-Biphenyl)-4-carbonitrile, 4'-octyl-

CAS REGISTRY NUMBER :: 52709-84-9

LAST UPDATED :: 199701

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C21-H25-N

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2200 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - muscle weakness

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 34(4),23,1990

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 300 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 34(4),23,1990

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H312-H315-H319-H332-H335

[ Precautionary Statements ]:
P261-P280-P305 + P351 + P338

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ Hazard Codes ]:
Xn:Harmful;

[ Risk Phrases ]:
R20/21/22;R36/37/38

[ Safety Phrases ]:
S26-S37/39

[ RIDADR ]:
3276

[ WGK Germany ]:
3

[ RTECS ]:
DV1764400

[ HS Code ]:
2926909090

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2926909090

[ Summary ]:
HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Articles

Mechanism of molecular ordering in monolayer liquid crystal films. Patrick DL, et al.

J. Phys. Chem. 100(20) , 8478-8481, (1996)

Substrate defects and variations in interfacial ordering of monolayer molecular films on graphite. Patrick DL, et al.

Langmuir 10(1) , 298-302, (1994)

Separation of nematic and smectic-A potential effects on solute ordering in a series of binary 6OCB-8OCB mixtures Burnell EE, et al.

Can. J. Chem. 89(7) , 900-908, (2011)