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Merck
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Key Documents

8.20894

Sigma-Aldrich

Nitromethane

for synthesis

Synonym(s):

Nitromethane, Mononitromethane, Nitrocarbol

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About This Item

Empirical Formula (Hill Notation):
CH3NO2
CAS Number:
75-52-5
Molecular Weight:
61.04
MDL number:
MFCD00007400
UNSPSC Code:
12352102
EC Index Number:
200-876-6
NACRES:
NA.22

vapor pressure

36.4 hPa ( 20 °C)

Quality Level

200

Assay

≥98% (GC)

form

liquid

potency

940 mg/kg LD50, oral (Rat)
>2000 mg/kg LD50, skin (Rabbit)

expl. lim.

7.3-63.0 % (v/v)

pH

6.4 (20 °C, 0.6 g/L in H2O)

bp

101.2 °C/1013 hPa

mp

-29 °C

transition temp

flash point 35.6 °C

solubility

105 g/L

density

1.14 g/cm3 at 20 °C

storage temp.

15-25°C

InChI

1S/CH3NO2/c1-2(3)4/h1H3

InChI key

LYGJENNIWJXYER-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 98,0 Area %
Density (d 20 °C/ 4 °C): 1,134 - 1,138
Identity (IR): conforms

Signal Word

Warning

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Carc. 2 - Flam. Liq. 3 - Repr. 2

Storage Class Code

4.1A - Other explosive hazardous materials

WGK

WGK 2

Flash Point(F)

95.0 °F - closed cup

Flash Point(C)

35 °C - closed cup

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