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Merck
CN

AX0152

Acetonitrile

≥99.9% (GC), anhydrous, biotech. grade

Synonym(s):

Methyl cyanide, Anhydrous ACN, Dry MeCN

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About This Item

Linear Formula:
CH3CN
CAS Number:
Molecular Weight:
41.05
UNSPSC Code:
12352117
EC Index Number:
200-835-2
MDL number:
Beilstein/REAXYS Number:
741857
eCl@ss:
39031501
Assay:
≥99.9% (GC)
Grade:
anhydrous, biotech. grade
Technique(s):
GC/GC: suitable
Bp:
81-82 °C (lit.)
Vapor pressure:
72.8 mmHg ( 20 °C), 97 hPa ( 20 °C)
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Product Name

Acetonitrile, anhydrous, Biotechnology, ≥99.9% (GC)

Quality Level

grade

anhydrous, biotech. grade

vapor density

1.41 (vs air)

vapor pressure

72.8 mmHg ( 20 °C), 97 hPa ( 20 °C)

assay

≥99.9% (GC)

form

liquid

autoignition temp.

973 °F

expl. lim.

16 %

technique(s)

GC/GC: suitable

impurities

≤0.6 μeq/g Titrable base, ≤1 ppm Free amine (as dimethylamine), ≤10 ppm Water (H2O), ≤2.0 μeq/g Titrable acid

evapn. residue

≤5 ppm

color

APHA: ≤10

refractive index

n20/D 1.344 (lit.)

bp

81-82 °C (lit.)

mp

−45 °C (lit.)

transition temp

flash point 2 °C

density

0.786 g/mL at 25 °C (lit.)

UV cutoff

≤200 nm

UV absorption

λ: 200 nm Amax: ≤1.00, λ: 210 nm Amax: ≤0.60, λ: 220 nm Amax: ≤0.30, λ: 230 nm Amax: ≤0.08, λ: 240 nm Amax: ≤0.03, λ: 250 nm Amax: ≤0.03, λ: 270 nm Amax: ≤0.02, λ: 300 nm Amax: ≤0.01, λ: 350 nm Amax: ≤0.01

application(s)

pharmaceutical

format

neat

shipped in

ambient

storage temp.

2-30°C

SMILES string

CC#N

InChI

1S/C2H3N/c1-2-3/h1H3

InChI key

WEVYAHXRMPXWCK-UHFFFAOYSA-N

Application

anhydrous, Biotechnology

Preparation Note

Product filtered through a 0.2 μm filter

Analysis Note

AppearanceClear liquid, free from particulatesAssay (GC)99.9% minColor (APHA)10 maxEvaporation residue5ppm maxFiltered through 0.2 µm filterTo pass testFree amine (as dimethylamine)1ppm maxRefractive index (n 20/D)1.3434-1.3446Titrable acid2.0µeq/g maxTitrable base0.6µeq/g maxUV Abs. at 200 nm1.00AU maxUV Abs. at 210 nm0.60AU maxUV Abs. at 220 nm0.30AU maxUV Abs. at 230 nm0.08AU maxUV Abs. at 240 nm0.03AU maxUV Abs. at 250 nm0.03AU maxUV Abs. at 270 nm0.02AU maxUV Abs. at 300 nm0.01AU maxUV Abs. at 350 nm0.01AU maxUV Cut-off200nm maxWater (H2O)10ppm max


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pictograms

FlameExclamation mark

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

Regulatory Information

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Global Trade Item Number

SKUGTIN
AX0152-104061839412248
AX0152-250504061839412255
AX0152-3104061839412279
AX0152-NP2004061839412323