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2,3-DIMETHYLNAPHTHALENE

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2,3-DIMETHYLNAPHTHALENE Basic information

Product Name:
2,3-DIMETHYLNAPHTHALENE
Synonyms:
  • 2,3-DIMETHYLNAPHTHALENE
  • DimethylNaphthalein
  • 2,3-Dimethylnaphthalene,97%
  • 2,3-DIMETHYLNAPHTHALENE 98+%
  • Guajen
  • naphthalene,2,3-dimethyl-
  • 2,3-Dimethylnaphthalene,95%
  • 2,3-Dimethylnaphthaline
CAS:
581-40-8
MF:
C12H12
MW:
156.22
EINECS:
209-463-5
Product Categories:
  • Arenes
  • Building Blocks
  • Naphthalene derivatives
  • Organic Building Blocks
Mol File:
581-40-8.mol
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2,3-DIMETHYLNAPHTHALENE Chemical Properties

Melting point:
103-104 °C (lit.)
Boiling point:
269 °C (lit.)
Density 
1.0030
refractive index 
1.5060
Flash point:
265-268°C
form 
powder to crystal
color 
White to Light yellow to Light orange
Water Solubility 
Solubility in toluene (almost transparency). Insoluble in water.
BRN 
1852621
CAS DataBase Reference
581-40-8(CAS DataBase Reference)
EPA Substance Registry System
2,3-Dimethylnaphthalene (581-40-8)
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Safety Information

Hazard Codes 
Xn
Risk Statements 
22
Safety Statements 
23-24/25
WGK Germany 
3
HS Code 
29029000

MSDS

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2,3-DIMETHYLNAPHTHALENE Usage And Synthesis

Chemical Properties

white flakes

Uses

It is used in the identification of individual aromatic hydrocarbons in kerosene fraction (b.p. 150-250°).

Definition

ChEBI: A dimethylnaphthalene carrying methyl groups at positions 2 and 3.

Purification Methods

Steam distil the naphthalene and crystallise it from EtOH. [Beilstein 5 IV 1713.]

2,3-DIMETHYLNAPHTHALENESupplier

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