tetramethylbenzene

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Names

[ CAS No. ]:
488-23-3

[ Name ]:
tetramethylbenzene

[Synonym ]:
1,2,3,4-Tetramethylbenzene
MFCD00008528
Prehnitene
EINECS 202-465-7
tetramethylbenzene
Benzene, 1,2,3,4-tetramethyl-

Chemical & Physical Properties

[ Density]:
0.9±0.1 g/cm3

[ Boiling Point ]:
204.0±35.0 °C at 760 mmHg

[ Melting Point ]:
76-80 °C(lit.)

[ Molecular Formula ]:
C10H14

[ Molecular Weight ]:
134.218

[ Flash Point ]:
68.3±0.0 °C

[ Exact Mass ]:
134.109543

[ LogP ]:
4.06

[ Vapour density ]:
4.6 (vs air)

[ Vapour Pressure ]:
0.4±0.2 mmHg at 25°C

[ Index of Refraction ]:
1.501

[ Storage condition ]:
2~8℃

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DC0465000
CHEMICAL NAME :
Benzene, 1,2,3,4-tetramethyl-
CAS REGISTRY NUMBER :
488-23-3
LAST UPDATED :
199710
DATA ITEMS CITED :
5
MOLECULAR FORMULA :
C10-H14
MOLECULAR WEIGHT :
134.24
WISWESSER LINE NOTATION :
1R B1 C1 D1

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 :
6408 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

Safety Information

[ Hazard Codes ]:
F: Flammable;

[ Risk Phrases ]:
R36/38

[ Safety Phrases ]:
S26-S37

[ RIDADR ]:
UN 1325 4.1/PG 2

[ WGK Germany ]:
1

[ RTECS ]:
DC0500000

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • But-2-yne
  • 1,2,4,5-Tetramethylbenzene
  • 1,2,3,5-tetramethylbenzene
  • Acetyl chloride
  • N,N-diethyl-(2,6,6-trimethyl-1-cyclohexenyl)methanamine N-oxide
  • Ethanoic anhydride
  • benzene-1,2,3,4-tetracarboxylic acid
  • 2-ethyl-1,3,5-trimethylbenzene

DownStream

  • 1,2,3,5-tetramethylbenzene
  • 1,2,4,5-Tetramethylbenzene
  • 1,2,3-Trimethylbenzene
  • Pentamethylbenzene
  • 1,2-Dibromo-3,4,5,6-tetramethylbenzene
  • 1-bromo-2,3,4,5-tetramethylbenzene
  • 1,2-diiodo-3,4,5,6-tetramethylbenzene
  • 1,2,3,4,5,6,7,8-octamethyl-9,10-dihydroanthracene
  • 2 3 5 6-TETRAMETHYLBENZALDEHYDE
  • 2,3,4,5-Tetramethylbenzaldehyde

Related Compounds

  • 1,2,3,4-tetramethylbenzene
  • 1,2,4,5-Tetramethylbenzene
  • 1,2,3,5-tetramethylbenzene
  • 3,2,4,5-tetramethylbenzene
  • p-diethyltetramethylbenzene
  • o-diethyltetramethylbenzene
  • 5-(Hydroxymethyl)-1,3-thiazole-2-carbothioamide
  • 5-(1,3-Dioxolan-2-yl)-1,3-thiazole-2-carbothioamide
  • 6,6-Dimethyl-4,5,6,7-tetrahydro-1,3-benzothiazole-2-carbothioamide
  • 3-[(Difluoromethyl)sulfanyl]imidazo[1,5-a]pyridine
  • 1-cyclopropyl-5-[(difluoromethyl)sulfanyl]-1H-1,2,3,4-tetrazole
  • 1-{[(Difluoromethyl)sulfanyl]methyl}-3-methoxybenzene
  • 3-difluoromethanesulfonyl-5H,6H,7H,8H,9H-[1,2,4]triazolo[4,3-a]azepine
  • 4-(Butan-2-yl)-2-[5-(trifluoromethyl)furan-2-yl]-1,3-thiazole
  • 5-{[(2,2-Difluoroethyl)sulfanyl]methyl}furan-2-carboxylic acid
  • 5-{[(2-Chloroprop-2-en-1-yl)sulfanyl]methyl}furan-2-carboxylic acid
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