Pentamethylbenzene

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Names

[ CAS No. ]:
700-12-9

[ Name ]:
Pentamethylbenzene

[Synonym ]:
Benzene, 1,2,3,4,5-pentamethyl-
Pentamethylbenzene
1,2,3,4,5-Pentamethylbenzene
EINECS 211-837-8
MFCD00008522

Chemical & Physical Properties

[ Density]:
0.9±0.1 g/cm3

[ Boiling Point ]:
229.0±35.0 °C at 760 mmHg

[ Melting Point ]:
49-51 °C(lit.)

[ Molecular Formula ]:
C₁₁H₁₆

[ Molecular Weight ]:
148.245

[ Flash Point ]:
91.1±0.0 °C

[ Exact Mass ]:
148.125198

[ LogP ]:
4.52

[ Vapour Pressure ]:
0.1±0.2 mmHg at 25°C

[ Index of Refraction ]:
1.502

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
F:Flammable;Xi:Irritant;

[ Risk Phrases ]:
R11;R36/37/38

[ Safety Phrases ]:
S16-S26-S36

[ RIDADR ]:
UN 1325 4.1/PG 2

[ WGK Germany ]:
3

[ Packaging Group ]:
III

[ Hazard Class ]:
4.1

[ HS Code ]:
2942000000

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

Pentamethylbenzoic acid
But-2-yne
allyl toluene-4-sulfonate
2',3',4',5',6'-pentamethylacetophenone
Methanol
3-((2,3,5,6-tetramethylbenzyl)thio)dihydrofuran-2(3H)-one
acetyloxy-(2,3,4,5,6-pentamethylphenyl)mercury
Chloromethane
Phenol

DownStream

1,2,3,5-tetramethylbenzene
HEXAMETHYLBENZENE
pentamethylphenylacetonitrile
2,3,4,5,6-PentaMethylbenzenesulfonyl chloride
2,3,4,5,6-pentamethylbenzaldehyde
2,3,4,5,6-Pentamethylbenzyl alcohol
Benzene,1,1'-methylenebis[2,3,4,5,6-pentamethyl- (9CI)
2 3 5 6-TETRAMETHYLBENZALDEHYDE
BROMOPENTAMETHYLBENZENE
pentamethylbenzyl chloride

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%