1,2-di(p-tolyl)ethane

Modify Date: 2025-09-01 16:49:35

1,2-di(p-tolyl)ethane Structure
1,2-di(p-tolyl)ethane structure
Common Name 1,2-di(p-tolyl)ethane
CAS Number 538-39-6 Molecular Weight 210.314
Density 1.0±0.1 g/cm3 Boiling Point 298.3±20.0 °C at 760 mmHg
Molecular Formula C16H18 Melting Point 80-82ºC
MSDS N/A Flash Point 136.8±12.5 °C

 Names

Name 1-methyl-4-[2-(4-methylphenyl)ethyl]benzene
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.0±0.1 g/cm3
Boiling Point 298.3±20.0 °C at 760 mmHg
Melting Point 80-82ºC
Molecular Formula C16H18
Molecular Weight 210.314
Flash Point 136.8±12.5 °C
Exact Mass 210.140854
LogP 5.62
Vapour Pressure 0.0±0.3 mmHg at 25°C
Index of Refraction 1.563

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DT4380000
CHEMICAL NAME :
Bibenzyl, 4,4'-dimethyl-
CAS REGISTRY NUMBER :
538-39-6
BEILSTEIN REFERENCE NO. :
1909630
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C16-H18

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
725 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,43,1986

 Safety Information

Hazard Codes Xn: Harmful;
Risk Phrases R22
Safety Phrases S22-S36/37
WGK Germany 3
RTECS DT4380000
HS Code 2902909090

 Synthetic Route

 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%

 Synonyms

1,1'-Ethane-1,2-diylbis(4-methylbenzene)
4,4'-Dimethylbibenzyl
BIBENZYL,4,4'-DIMETHYL
1,2-Di-p-tolylethane
Benzene, 1,1'-(1,2-ethanediyl)bis[4-methyl-
1,1'-(1,2-Ethanediyl)bis(4-methylbenzene)
1,2-DI-PARA-TOLYLETHANE
MFCD00026025
1,2-di(p-tolyl)ethane
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