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Merck
CN

N28604

1,2-Dimethyl-4-nitrobenzene

99%

Synonym(s):

4-Nitro-o-xylene

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About This Item

Linear Formula:
(CH3)2C6H3NO2
CAS Number:
99-51-4
Molecular Weight:
151.16
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
24897599
EC Number:
202-761-6
Beilstein/REAXYS Number:
2043245
MDL number:
MFCD00007268

Key Documents

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Product Name

1,2-Dimethyl-4-nitrobenzene, 99%

InChI key

HFZKOYWDLDYELC-UHFFFAOYSA-N

InChI

1S/C8H9NO2/c1-6-3-4-8(9(10)11)5-7(6)2/h3-5H,1-2H3

SMILES string

Cc1ccc(cc1C)[N+]([O-])=O

assay

99%
99%

form

solid

bp

143 °C/20 mmHg (lit.)

mp

27-30 °C (lit.)

density

1.139 g/mL at 25 °C (lit.)

Quality Level

100

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Related Categories

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H302

Hazard Classifications

Acute Tox. 4 Oral

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 2

flash_point_f

235.4 °F - closed cup

flash_point_c

113 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
SDBB4848
STBL4077
STBH0321
STBH0028
STBF7333V

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M J Dunphy et al.
Analytical biochemistry, 184(2), 381-387 (1990-02-01)
A microanalytical gas chromatographic (GC) method for the analysis of nitrate in rat urine is described. The method involves the conversion of nitrate to nitromesitylene and quantitation using 3,4-dimethylnitrobenzene as an internal standard. The nitroaromatics were separated on a wide-bore

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