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  • 123889
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123889

Sigma-Aldrich

α,α′-Dichloro-o-xylene

98%

All Photos(1)
Synonym(s):
1,2-Bis(chloromethyl)benzene, o-Xylylene dichloride
Linear Formula:
C6H4(CH2Cl)2
CAS Number:
612-12-4
Molecular Weight:
175.06
Beilstein:
2043675
EC Number:
210-291-8
MDL number:
MFCD00000903
PubChem Substance ID:
24847586
NACRES:
NA.22

Quality Level

200

Assay

98%

form

solid

bp

239-241 °C (lit.)

mp

51-55 °C (lit.)

SMILES string

ClCc1ccccc1CCl

InChI

1S/C8H8Cl2/c9-5-7-3-1-2-4-8(7)6-10/h1-4H,5-6H2

InChI key

FMGGHNGKHRCJLL-UHFFFAOYSA-N

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This Item
10574036580D76404
α,α′-Dichloro-o-xylene 98%

Sigma-Aldrich

123889

α,α′-Dichloro-o-xylene

α,α′-Dichloro-p-xylene 98%

Sigma-Aldrich

105740

α,α′-Dichloro-p-xylene

α,α′-Dichloro-m-xylene ≥98.0% (GC)

Sigma-Aldrich

36580

α,α′-Dichloro-m-xylene

2,5-Dichloro-p-xylene 97%

Sigma-Aldrich

D76404

2,5-Dichloro-p-xylene

assay

98%

assay

98%

assay

≥98.0% (GC)

assay

97%

form

solid

form

solid

form

-

form

solid

bp

239-241 °C (lit.)

bp

254 °C (lit.)

bp

250-255 °C (lit.)

bp

222 °C (lit.)

mp

51-55 °C (lit.)

mp

98-101 °C (lit.)

mp

33-35 °C (lit.)

mp

69-70 °C (lit.)

Quality Level

200

Quality Level

100

Quality Level

100

Quality Level

200

General description

α,α′-Dichloro-o-xylene reacts with elemental tellurium and NaI in 2-methoxyethanol to form 1,1-diiodo-3,4-benzo-1-telluracyclopentane.

Application

α,α′−Dichloro-o-xylene was used in solid-phase synthesis of large combinatorial variations of fundamental peptide unit.

Pictograms

Exclamation markEnvironment
GHS07,GHS09

Signal Word

Warning

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

257.0 °F - closed cup

Flash Point(C)

125 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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