Acetonitrile
SIGALD/494445 - biotech. grade, ≥99.93%
Synonym: ACN; Cyanomethane; Ethyl nitrile; Methyl cyanide
CAS Number: 75-05-8
Empirical Formula (Hill Notation): C2H3N
Molecular Weight: 41.05
EC Number: 200-835-2
MDL Number: MFCD00001878
Linear Formula: CH3CN
Product Type: Chemical
λ | H2O reference |
assay | ≥99.93% |
autoignition temp. | 973 °F |
bp | 81-82 °C (lit.) |
color | APHA: <10 |
density | 0.786 g/mL at 25 °C (lit.) |
evapn. residue | <0.0002% |
expl. lim. | 16 % |
form | liquid |
format | neat |
grade | biotech. grade |
impurities | ≤0.5 ppb as quinine (fluorimetric, 254nm) |
≤0.6 μeq/g Titr. base | |
≤8 μeq/g Titr. acid | |
<0.001% water | |
InChI | 1S/C2H3N/c1-2-3/h1H3 |
InChI key | WEVYAHXRMPXWCK-UHFFFAOYSA |
mp | −45 °C (lit.) |
Quality Level | 100 ![]() |
200 ![]() |
|
refractive index | n |
SMILES string | CC#N |
solubility | water: soluble |
storage temp. | room temp |
UV absorption | λ: 190 nm Amax: 1.0 |
λ: 210 nm Amax: 0.03 | |
λ: 220 nm Amax: 0.01 | |
λ: 235 nm Amax: 0.005 | |
λ: 254 nm Amax: ≤0.005 | |
λ: 400 nm Amax: 0.005 | |
vapor density | 1.41 (vs air) |
vapor pressure | 72.8 mmHg ( 20 °C) |
Application: |
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Legal Information: | Pure-Pac is a registered trademark of Merck KGaA, Darmstadt, Germany |
Other Notes: | Pure-Pac® II containers require the Micromatic MacroValve coupler for dispensing solvents, Z560723. |
Packaging: | 1, 2 L in Sure/Seal™ |
Packaging: | 100 mL in Sure/Seal™ |
Packaging: | 18 L in Pure-Pac™ 1 |
Packaging: | 20 L in Nowpak™ II |
Packaging: | 20, 50 L in Pure-Pac™ 2 |
Packaging: | 200 L in Pure-Pac™ 1 |
Packaging: | 200 L in Pure-Pac™ 2 |
Packaging: | 4×4 L in glass bottle |
Packaging: | 400 L in Pure-Pac™ 1 |
Packaging: | View returnable container options ![]() |
Preparation Note: | Product filtered through a 0.2 μm filter. |
Symbol | ![]() ![]() |
Signal word | Danger |
Hazard statements | H225 - H302 + H312 + H332 - H319 |
Precautionary statements | P210 - P280 - P301 + P312 + P330 - P302 + P352 + P312 - P304 + P340 + P312 - P305 + P351 + P338 |
Hazard Codes | F,Xn |
Risk Statements | 11-20/21/22-36 |
Safety Statements | 16-36/37 |
RIDADR | UN 1648 3 / PGII |
WGK Germany | WGK 2 |
Flash Point(F) | 42.8 °F - closed cup |
Flash Point(C) | 6.0 °C - closed cup |
Purity | ≥99.93% |
bp | 81-82 °C (lit.) |
mp | −45 °C (lit.) |
Density | 0.786 g/mL at 25 °C (lit.) |
Refractive Index | n |
Storage Temp. | room temp |
UNSPSC | 12191502 |