Skip to Content
Merck

Key Documents

View All Documentation

1.13212

Acetonitrile

for DNA synthesis (≤ 30 ppm H2O)

Synonym(s):

Methyl cyanide, Anhydrous ACN, Dry MeCN

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Linear Formula:
CH3CN
CAS Number:
75-05-8
Molecular Weight:
41.05
UNSPSC Code:
12352117
NACRES:
NA.22
EC Index Number:
200-835-2
MDL number:
MFCD00001878
Beilstein/REAXYS Number:
741857
Assay:
≥99.9% (GC)
Grade:
anhydrous
Technique(s):
DNA amplification: suitable
Bp:
81-82 °C (lit.)
Vapor pressure:
72.8 mmHg ( 20 °C), 97 hPa ( 20 °C)
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

grade

anhydrous

Quality Segment

200

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.

524 °C, 973 °F

expl. lim.

16 %

technique(s)

DNA amplification: suitable

impurities

≤0.0002 meq/g Alkalinity, ≤0.001 meq/g Acidity, ≤30 ppm Water

evapn. residue

≤1 mg/L

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.)

application(s)

pharmaceutical

format

neat

storage temp.

2-30°C

SMILES string

CC#N

InChI

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

InChI key

WEVYAHXRMPXWCK-UHFFFAOYSA-N

Analysis Note

Purity (GC): ≥ 99.9 %
Identity (IR): conforms
Acidity: ≤ 0.001 meq/g
Alkalinity: ≤ 0.0002 meq/g
Evaporation residue: ≤ 1 mg/l
Water: ≤ 30 ppm

Still not finding the right product?

Explore all of our products under Acetonitrile

pictograms

FlameExclamation mark
GHS02,GHS07

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

flash_point_f

35.6 °F - closed cup

flash_point_c

2.0 °C - closed cup

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library