para-Terphenyl

Names

[ CAS No. ]:
92-94-4

[ Name ]:
para-Terphenyl

[Synonym ]:
4-tert-butyl-thiophenol
1,4-diphenylbenzene
para-t-butyl-thiophenol
UNII-GWP218ZY6F
p-Triphenyl
p-terphenyl
1,1',4',1''-tertphenyl
para-terphenyl
4-(2-methyl-2-propylsulfanyl)phenol
EINECS 202-205-2
tert-butyl 4-hydroxyphenyl sulfide
Terphenyl
Phenol,4-[(1,1-dimethylethyl)thio]
1,4-di(phenyl)benzene
p-tert-butylthiophenol
[1,1';4',1'']Terphenyl
MFCD00003061
[1,1',4',1'']terphenyl
1,1':4',1''-Terphenyl

Chemical & Physical Properties

[ Density]:
1.0±0.1 g/cm3

[ Boiling Point ]:
400.0±12.0 °C at 760 mmHg

[ Melting Point ]:
212-213 °C(lit.)

[ Molecular Formula ]:
C₁₈H₁₄

[ Molecular Weight ]:
230.304

[ Flash Point ]:
188.1±13.7 °C

[ Exact Mass ]:
230.109543

[ LogP ]:
5.63

[ Vapour density ]:
7.95 (vs air)

[ Vapour Pressure ]:
0.0±0.4 mmHg at 25°C

[ Index of Refraction ]:
1.602

[ Stability ]:
Stable. Combustible. Incompatible with strong oxidizing agents.

[ Water Solubility ]:
practically insoluble

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: WZ6475000

CHEMICAL NAME :: p-Terphenyl

CAS REGISTRY NUMBER :: 92-94-4

LAST UPDATED :: 199710

DATA ITEMS CITED :: 7

MOLECULAR FORMULA :: C18-H14

MOLECULAR WEIGHT :: 230.32

WISWESSER LINE NOTATION :: RR DR

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 500 mg/kg

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

REFERENCE :: NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,26,1953 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 15 gm/kg/30D-C

TOXIC EFFECTS :: Nutritional and Gross Metabolic - weight loss or decreased weight gain

REFERENCE :: AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,372,1962 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:CL 1 ppm (9 mg/m3) DTLWS* "Documentation of the Threshold Limit Values for Substances in Workroom Air," Supplements. For publisher information, see 85INA8. Volume(issue)/page/year: 3,28,1973 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 71310 No. of Facilities: 7 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 28 (estimated) No. of Female Employees: 7 (estimated)

Safety Information

[ Symbol ]:

GHS07, GHS09

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335-H400

[ Precautionary Statements ]:
P261-P273-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi:Irritant

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S37-S61-S60

[ RIDADR ]:
UN 3077 9/PG 3

[ WGK Germany ]:
2

[ RTECS ]:
WZ6475000

[ Packaging Group ]:
II; III

[ Hazard Class ]:
4.1

[ HS Code ]:
2902909090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2902909090

[ Summary ]:
2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

Articles

Picosecond fluorescence dynamics of tryptophan and 5-fluorotryptophan in monellin: slow water-protein relaxation unmasked.

J. Phys. Chem. B 119(11) , 4230-9, (2015)

Time dependent fluorescence Stokes (emission wavelength) shifts (TDFSS) from tryptophan (Trp) following sub-picosecond excitation are increasingly used to investigate protein dynamics, most recently e...

Structural basis for LAR-RPTP/Slitrk complex-mediated synaptic adhesion.

Nat. Commun. 5 , 5423, (2014)

Synaptic adhesion molecules orchestrate synaptogenesis. The presynaptic leukocyte common antigen-related receptor protein tyrosine phosphatases (LAR-RPTPs) regulate synapse development by interacting ...

Activation and deactivation of 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine by cytochrome P450 enzymes and flavin-containing monooxygenases in common marmosets (Callithrix jacchus).

Drug Metab. Dispos. 43(5) , 735-42, (2015)

The potential proneurotoxin 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP) induces Parkinson-like syndromes in common marmosets, other primates, and humans. MPTP is metabolically activated to 1-m...