1,2,3,5-tetramethylbenzene
Names
[ CAS No. ]:
527-53-7
[ Name ]:
1,2,3,5-tetramethylbenzene
[Synonym ]:
MFCD00008524
3,4,5-trimethyl-toluene
1,2,3,5-tetramethylbenzene
Isodurene
Benzene, 1,2,3,5-tetramethyl-
EINECS 208-417-1
Chemical & Physical Properties
[ Density]:
0.9±0.1 g/cm3
[ Boiling Point ]:
199.2±35.0 °C at 760 mmHg
[ Melting Point ]:
-24ºC
[ Molecular Formula ]:
C10H14
[ Molecular Weight ]:
134.218
[ Flash Point ]:
63.3±0.0 °C
[ Exact Mass ]:
134.109543
[ LogP ]:
4.06
[ Vapour Pressure ]:
0.5±0.2 mmHg at 25°C
[ Index of Refraction ]:
1.501
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- DC0475000
- CHEMICAL NAME :
- Benzene, 1,2,3,5-tetramethyl-
- CAS REGISTRY NUMBER :
- 527-53-7
- LAST UPDATED :
- 199710
- DATA ITEMS CITED :
- 6
- MOLECULAR FORMULA :
- C10-H14
- MOLECULAR WEIGHT :
- 134.24
- WISWESSER LINE NOTATION :
- 1R B1 C1 E1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- Standard Draize test
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- REFERENCE :
- DCTODJ Drug and Chemical Toxicology. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.1- 1977/78- Volume(issue)/page/year: 1,219,1978 ** ACUTE TOXICITY DATA **
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 5157 mg/kg
- TOXIC EFFECTS :
- Sense Organs and Special Senses (Eye) - lacrimation Lungs, Thorax, or Respiration - dyspnea Blood - hemorrhage
- REFERENCE :
- DCTODJ Drug and Chemical Toxicology. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.1- 1977/78- Volume(issue)/page/year: 1,219,1978 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2130 No. of Facilities: 13 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 279 (estimated)
Safety Information
[ Hazard Codes ]:
Xi
[ Risk Phrases ]:
20/21/22-36/37/38
[ Safety Phrases ]:
S26-S36/37/39-S24/25-S23
[ RIDADR ]:
3082
[ RTECS ]:
DC0475000
[ 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%