5-tert-Butyl-m-xylene
Names
[ CAS No. ]:
98-19-1
[ Name ]:
5-tert-Butyl-m-xylene
[Synonym ]:
1,3-DIMETHYL-5-(T-BUTYL)BENZENE
Benzene, 1-(1,1-dimethylethyl)-3,5-dimethyl-
MFCD00008832
1-tert-Butyl-3,5-dimethylbenzene
EINECS 202-647-6
1,3-Dimethyl-5-(2-methyl-2-propanyl)benzene
5-tert-Butyl-m-xylene
Chemical & Physical Properties
[ Density]:
0.9±0.1 g/cm3
[ Boiling Point ]:
207.9±20.0 °C at 760 mmHg
[ Melting Point ]:
-18 °C
[ Molecular Formula ]:
C12H18
[ Molecular Weight ]:
162.271
[ Flash Point ]:
72.2±0.0 °C
[ Exact Mass ]:
162.140854
[ LogP ]:
4.83
[ Vapour Pressure ]:
0.3±0.2 mmHg at 25°C
[ Index of Refraction ]:
1.487
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- ZE3900000
- CHEMICAL NAME :
- m-Xylene, 5-tert-butyl-
- CAS REGISTRY NUMBER :
- 98-19-1
- BEILSTEIN REFERENCE NO. :
- 1853314
- LAST UPDATED :
- 199709
- DATA ITEMS CITED :
- 2
- MOLECULAR FORMULA :
- C12-H18
- MOLECULAR WEIGHT :
- 162.30
- WISWESSER LINE NOTATION :
- 1X1&1&R C1 E1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 5 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- 28ZRAQ "Toxicology and Biochemistry of Aromatic Hydrocarbons," Gerarde, H., New York, Elsevier, 1960 Volume(issue)/page/year: -,58,1960
Safety Information
[ Hazard Codes ]:
Xi: Irritant;
[ Risk Phrases ]:
R36/37/38
[ Safety Phrases ]:
S26-S36
[ WGK Germany ]:
3
[ RTECS ]:
ZE3900000
[ HS Code ]:
2902909090
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%