4-Cyano-4'-pentyloxybiphenyl

Names

[ Name ]:
4-Cyano-4'-pentyloxybiphenyl

[Synonym ]:
EINECS 257-875-9
[1,1'-Biphenyl]-4-carbonitrile, 4'-(pentyloxy)-
4-[4-(pentyloxy)phenyl]benzonitrile
4'-(Pentyloxy)-4-biphenylcarbonitrile
4'-Amyloxy-4-biphenylcarbonitrile
4-(4-pentoxyphenyl)benzonitrile
4-Amyloxy-4'-cyanobiphenyl
4'-Pentyloxy-4-biphenylcarbonitrile
4'-(Pentyloxy)biphenyl-4-carbonitrile
4-Cyano-4'-pentyloxybiphenyl
4'-Pentyloxy-[1,1'-Biphenyl]-4-carbonitrile
MFCD00074879

Chemical & Physical Properties

[ Density]:
1.1±0.1 g/cm3

[ Boiling Point ]:
418.0±38.0 °C at 760 mmHg

[ Melting Point ]:
52 °C

[ Molecular Formula ]:
C₁₈H₁₉NO

[ Molecular Weight ]:
265.350

[ Flash Point ]:
175.3±20.6 °C

[ Exact Mass ]:
265.146667

[ PSA ]:
33.02000

[ LogP ]:
5.24

[ Appearance of Characters ]:
liquid crystal (nematic)

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

[ Index of Refraction ]:
1.567

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DV1764550

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

CAS REGISTRY NUMBER :: 52364-71-3

LAST UPDATED :: 199701

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C18-H19-N-O

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 :: >5 gm/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 :: >700 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 ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi:Irritant;

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

[ Safety Phrases ]:
S26-S36

[ RIDADR ]:
3276

[ WGK Germany ]:
3

[ RTECS ]:
DV1764550

[ Packaging Group ]:
III

[ Hazard Class ]:
6.1

[ HS Code ]:
2926909090

Synthetic Route

Click to get detail synthetic route

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

X-Ray Studies on the Mesogen 4?-n-Pentyloxy-4-Biphenylcarbonitrile(5OCB) in the Solid Crystalline State Mandal P and Paul S

Mol. Cryst. Liq. Cryst. 131(3-4) , (1985)

Wide-line 1H NMR study of 4?-(pentyloxy)-4-biphenylcarbonitrile in different phase states Chuvaev VF, et al.

Russ. J. Inorg. Chem. 53(12) , 1925-1928