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N28604

Sigma-Aldrich

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
Beilstein:
2043245
EC Number:
202-761-6
MDL number:
MFCD00007268
UNSPSC Code:
12352100
PubChem Substance ID:
24897599
NACRES:
NA.22

Quality Level

100

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.)

SMILES string

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

InChI

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

InChI key

HFZKOYWDLDYELC-UHFFFAOYSA-N

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Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H302

Precautionary Statements

P264 - P270 - P301 + P312 - P501

Hazard Classifications

Acute Tox. 4 Oral

Storage Class Code

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

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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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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