1,2,3,5-tetramethylbenzene

Modify Date: 2024-01-06 18:51:25

1,2,3,5-tetramethylbenzene Structure
1,2,3,5-tetramethylbenzene structure
Common Name 1,2,3,5-tetramethylbenzene
CAS Number 527-53-7 Molecular Weight 134.218
Density 0.9±0.1 g/cm3 Boiling Point 199.2±35.0 °C at 760 mmHg
Molecular Formula C10H14 Melting Point -24ºC
MSDS N/A Flash Point 63.3±0.0 °C

 Names

Name 1,2,3,5-Tetramethylbenzene
Synonym More Synonyms

 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

 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%

 Synonyms

MFCD00008524
3,4,5-trimethyl-toluene
1,2,3,5-tetramethylbenzene
Isodurene
Benzene, 1,2,3,5-tetramethyl-
EINECS 208-417-1