Substance
ID:358691
Names and Identifiers
IUPAC Traditional name
acetonitrile
Synonyms
Methyl cyanideAcetonitrileACN甲基氰乙腈
IUPAC name
acetonitrile
Registration numbers
Beilstein Number
CAS Number
EC Number
MDL Number
PubChem SID
Properties
Product Information
Impurities
≤0.2% propionitrile (GC)
≤0.005% free acid (as CH3COOH)
≤0.1% benzene (GC)
≤0.001% free alkali (as NH3)
≤0.2% water
Cation Traces
Al: ≤0.5 mg/kg
Co: ≤0.02 mg/kg
Cd: ≤0.5 mg/kg
Cu: ≤0.5 mg/kg
Sr: ≤1 mg/kg
Mn: ≤0.02 mg/kg
Zn: ≤1 mg/kg
Fe: ≤1 mg/kg
K: ≤0.5 mg/kg
Ni: ≤0.02 mg/kg
Ba: ≤1 mg/kg
Ca: ≤0.5 mg/kg
Cr: ≤0.02 mg/kg
Mo: ≤1 mg/kg
Na: ≤0.5 mg/kg
Pb: ≤1 mg/kg
Bi: ≤1 mg/kg
Li: ≤1 mg/kg
Linear Formula
CH3CN
Grade
for mass spectrometry
Purity
≥99.5% (GC)
≥99.5%
Safety Information
Packing Group
2
GHS Pictograms
Flammable gases, category 1
Flammable aerosols, categories 1,2
Flammable liquids, categories 1,2,3
Self-reactive substances and mixtures, Types B,C,D,E,F
Pyrophoric liquids, category 1
Pyrophoric solids, category 1
Self-heating substances and mixtures
Substances and mixtures, which in contact with water, emit flammable gases, categories 1,2,3
Organic peroxides, Types B,C,D,E,F
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
Hazard Class
3
GHS Signal Word
Danger
RTECS
AL7700000
MSDS Link
Personal Protective Equipment
Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Safety Statements
16-36/37
German water hazard class
2
GHS Hazard statements
H225-H302+H312+H332-H319
RID/ADR
UN 1648 3/PG 2
Explode Limits
16 %
European Hazard Symbols
Harmful (Xn)
Flammable (F)GHS Precautionary statements
P210-P280-P305+P351+P338
UN Number
1648
Risk Statements
11-20/21/22-36
Physical Property
Flash Point
2 °C
35.6 °F
Vapor Density
1.41 (vs air)
Refractive Index
n20/D 1.344(lit.)
n20/D 1.344
Melting Point
-48 °C(lit.)
Boiling Point
81-82 °C(lit.)
Density
0.786 g/mL at 25 °C(lit.)
Vapor Pressure
72.8 mmHg ( 20 °C)
Auto Ignition Point
973 °F
Molecule Details
No Data Available
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Molecular Spectra
No Data Available
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References
No Data Available
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