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474703

Sigma-Aldrich

2,2′-Dimethylbiphenyl

97%

Synonym(s):

o,o′-Bitoluene

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About This Item

Linear Formula:
CH3C6H4C6H4CH3
CAS Number:
Molecular Weight:
182.26
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:

assay

97%

refractive index

n20/D 1.5745 (lit.)

density

0.989 g/mL at 25 °C (lit.)

SMILES string

Cc1ccccc1-c2ccccc2C

InChI

1S/C14H14/c1-11-7-3-5-9-13(11)14-10-6-4-8-12(14)2/h3-10H,1-2H3

InChI key

ABMKWMASVFVTMD-UHFFFAOYSA-N

General description

2,2′-Dimethylbiphenyl is also referred to as o,o′-bitoluene. Preparation of optically active 2,2′-dimethylbiphenyl by using optically stable (+) or (-)-2,2′-dimethylbiphenyl-6,6′-diamine as a starting reagent has been reported.[1] Its electronic absorption spectrum has been reported.[2]

Storage Class

10 - Combustible liquids

wgk_germany

WGK 3

flash_point_f

230.0 °F - closed cup

flash_point_c

110 °C - closed cup

ppe

Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)


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Optically Active 2, 2'-Dimethylbiphenyl, the Simplest Atropisomeric Hydrocarbon.
Theilacker W and Bohm H.
Angewandte Chemie (International Edition in English), 6(3), 251-251 (1967)
Suzuki H.
Electronic absorption spectra and geometry of organic molecules: An application of molecular orbital theory (Elsevier), 283-283 (2012)

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