34921
Acetonitrile
≥99.9% (GC)
Synonym(s):
Methyl cyanide, Anhydrous ACN, Dry MeCN
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About This Item
vapor density
1.41 (vs air)
vapor pressure
72.8 mmHg ( 20 °C)
assay
≥99.9% (GC)
autoignition temp.
973 °F
expl. lim.
16 %
technique(s)
UV/Vis spectroscopy: suitable
impurities
≤0.0005% non-volatile matter, ≤0.001% free acid (as CH3COOH), ≤0.01% water (Karl Fischer), ≤1 ppb fluorescence (quinine) at 254 nm, ≤1 ppb fluorescence (quinine) at 365 nm
transmittance
200 nm, ≥80%, 210 nm, ≥90%, 230 nm, ≥98%
refractive index
n20/D 1.344 (lit.)
bp
81-82 °C (lit.)
mp
−45 °C (lit.)
density
0.786 g/mL at 25 °C (lit.)
suitability
passes test for IR spectroscopy
SMILES string
CC#N
InChI
1S/C2H3N/c1-2-3/h1H3
InChI key
WEVYAHXRMPXWCK-UHFFFAOYSA-N
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signalword
Danger
Hazard Classifications
Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 2
Storage Class
3 - Flammable liquids
wgk
WGK 2
flash_point_f
35.6 °F - closed cup
flash_point_c
2.0 °C - closed cup
ppe
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
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