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488-23-3 1,2,3,4-Tetramethylbenzene

488-23-3 1,2,3,4-Tetramethylbenzene

1,2,3,4-Tetramethylbenzene Basic information 1,2,3,4-Tetramethylbenzene Chemical Properties Safety Information 1,2,3,4-Tetramethylbenzene Usage And Synthesis 1,2,3,4-Tetramethylbenzene Preparation Products And Raw materials Upstream information 1,2-Diisopropyliden-3,4-dichlor-cyclobutan;...

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Product Details:

1,2,3,4-Tetramethylbenzene Basic information

Product Name:

1,2,3,4-Tetramethylbenzene

Synonyms:

1, 2, 3, 4-tetramethyl-benzen; LABOTEST-BB LT00852111; DUROL; 1, 2, 3, 4-TETRAMETHYLBENZENE; PREHNITENE; PREHNITOL; Prehenitene; 1, 2, 3, 4-Tetramethylbenzene, tech.90%

CAS:

488-23-3

MF:

C10H14

MW:

134.22

EINECS:

202-465-7

Product Categories:


Mol File:

488-23-3.mol

image001_副本.jpg


1,2,3,4-Tetramethylbenzene Chemical Properties

Melting point

76-80 °C(lit.)

Boiling point

203°C

density

0.838 g/mL at 25 °C(lit.)

vapor density

4.6 (vs air)

vapor pressure

160 mm Hg ( 140 °C)

refractive index

1.5190

Fp

165 °F

Water Solubility

Immiscible with water.

BRN

1904390

CAS DataBase Reference

488-23-3(CAS DataBase Reference)

NIST Chemistry Reference

Benzene, 1,2,3,4-tetramethyl-(488-23-3)

EPA Substance Registry System

Benzene, 1,2,3,4-tetramethyl-(488-23-3)


Safety Information

Hazard Codes

F

Risk Statements

11

Safety Statements

26-37

RIDADR

UN 1325 4.1/PG 2

WGK Germany

1

RTECS

DC0500000

TSCA

Yes

HazardClass

3

PackingGroup


1,2,3,4-Tetramethylbenzene Usage And Synthesis

Definition

ChEBI: A tetramethylbenzene that consists of benzene substituted by methyl groups at positions 1, 2, 3 and 4.

Synthesis route

image003_副本.jpg

Reference:

Nimmagadda, Rama D.; McRae, Christopher   Tetrahedron Letters, 2006 , vol. 47, # 21 p. 3505 - 3508


image005_副本.jpg

Reference:

Maurin, Robert; Piscot, Christian; Charrouf-Chafchaouni, Zoubida Tetrahedron Letters, 1980 , vol. 21, p. 2425 - 2428


1,2,3,4-Tetramethylbenzene Preparation Products And Raw   materials


Upstream information

1,2-Diisopropyliden-3,4-dichlor-cyclobutan; aluminium trichloride; ursolic acid; oleanolic acid; 2-butenoic acid; hydrogen chloride; phthalaldehyde; dimethyl sulfate; 2,3-bis(bromomethyl)-1,4-dimethylbenzene; acetyl chloride;


Downtream information

1,3-DIMETHYL-2-ETHYLBENZENE; 1,2-Dibromo-3,4,5,6-tetramethylbenzene; 2,9-DIMETHYLPICENE; 1,2,3,4-TETRAMETHYLANTHRACENE; 2-(bromomethyl)-1,3,4-trimethylbenzene; 1-chloro-2-isopropyl-6-methylbenzene; 2,3,5,6-Tetramethylbenzaldehyde; 1,3,5-trimethylbenzene; 1-IODO-2,3,4,5-TETRAMETHYLBENZENE; propene


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