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733466

Sigma-Aldrich

Acetonitrile

electronic grade, 99.999% trace metals basis

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Synonym(s):
ACN, Cyanomethane, Ethyl nitrile, Methyl cyanide
Linear Formula:
CH3CN
CAS Number:
Molecular Weight:
41.05
Beilstein:
741857
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

grade

battery grade
electronic grade

Quality Level

vapor density

1.41 (vs air)

vapor pressure

72.8 mmHg ( 20 °C)

Assay

99.999% trace metals basis

form

liquid

autoignition temp.

973 °F

expl. lim.

16 %

impurities

≤0.05% water
water

color

colorless

refractive index

n20/D 1.344 (lit.)

bp

81-82 °C (lit.)

mp

−45 °C (lit.)

solubility

water: soluble (completely)

density

0.786 g/mL at 25 °C (lit.)

application(s)

battery manufacturing

format

neat

SMILES string

CC#N

InChI

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

InChI key

WEVYAHXRMPXWCK-UHFFFAOYSA-N

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1 of 4

This Item
110086CN3489134851
vibrant-m

733466

Acetonitrile

vibrant-m

110086

Acetonitrile

vibrant-m

CN34891

Acetonitrile

vibrant-m

34851

Acetonitrile

form

liquid

form

liquid

form

liquid

form

liquid

Quality Level

100

Quality Level

100

Quality Level

-

Quality Level

100

grade

battery grade, electronic grade

grade

-

grade

-

grade

gradient grade

mp

−45 °C (lit.)

mp

−45 °C (lit.)

mp

−45 °C (lit.)

mp

−45 °C (lit.)

density

0.786 g/mL at 25 °C (lit.)

density

0.786 g/mL at 25 °C (lit.)

density

0.786 g/mL at 25 °C (lit.)

density

0.786 g/mL at 25 °C (lit.)

General description

The structure of acetonitrile was determined by gas electron diffraction.

Application

Acetonitrile is a high purity solvent used in electrical applications and in the synthesis of high-purity materials.

Pictograms

FlameExclamation mark

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

35.6 °F

Flash Point(C)

2 °C


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Molecular Structures of Hydrogen Cyanide and Acetonitrile as Studied by Gas Electron Diffraction
Karakida K, et al.
Bulletin of the Chemical Society of Japan, 47(2), 299-304 (1974)
Ranen Aviner et al.
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Studying the complex relationship between transcription, translation and protein degradation is essential to our understanding of biological processes in health and disease. The limited correlations observed between mRNA and protein abundance suggest pervasive regulation of post-transcriptional steps and support the
Dwight R Stoll et al.
Analytical and bioanalytical chemistry, 407(1), 265-277 (2014-07-30)
In this paper, we describe the findings of a study aimed at assessing the detection sensitivity of comprehensive two-dimensional high-performance liquid chromatography (LCxLC) separation of a degraded active pharmaceutical ingredient (API) with UV absorption as the detection technique. Specifically, we
Seung-Ho Shin et al.
PloS one, 10(9), e0137011-e0137011 (2015-09-04)
Congenital cholesteatomas are epithelial lesions that present as an epithelial pearl behind an intact eardrum. Congenital and acquired cholesteatomas progress quite differently from each other and progress patterns can provide clues about the unique origin and pathogenesis of the abnormality.
Fang Xu et al.
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Nod-like receptors (NLRs) serve as immune receptors in plants and animals. The stability of NLRs is tightly regulated, though its mechanism is not well understood. Here, we show the crucial impact of N-terminal acetylation on the turnover of one plant

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