CN34892
乙腈
Preparateur, ≥99.9% (GC), Customized plastic drum
别名:
ACN, 乙腈, 氰甲烷, 甲基氰
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关于此项目
线性分子式:
CH3CN
化学文摘社编号:
分子量:
41.05
EC Number:
200-835-2
UNSPSC Code:
12191502
PubChem Substance ID:
Beilstein/REAXYS Number:
741857
MDL number:
Assay:
≥99.9% (GC)
Technique(s):
HPLC-GC: suitable
Vapor pressure:
72.8 mmHg ( 20 °C)
vapor pressure
72.8 mmHg ( 20 °C)
assay
≥99.9% (GC)
form
liquid
autoignition temp.
973 °F
technique(s)
HPLC-GC: suitable
impurities
≤0.005% free acid (as CH3COOH), ≤0.02% water (Karl Fischer), ≤1 mg/L non-volatile matter
color
colorless
transmittance
200 nm, >50%, 220 nm, >90%
mp
−45 °C (lit.)
application(s)
general analytical
format
neat
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General description
乙腈（MeCN）是一种脂肪腈，它是一种无色液体，具有特征气味。MeCN具有低粘度、高洗脱强度并且与水高度混溶。它被广泛用作有机合成中的溶剂和中间体，它在紫外-可见光下是透明的，因此非常适用于分光光度法和荧光测定技术。它还可作为萃取介质，在液液萃取、固相萃取或微萃取中发挥重要作用。
Application
乙腈可作为溶剂用于以下过程：
- 有机合成
- 液液萃取、固相萃取或微萃取。
- 分光光度和荧光技术。
- 锂离子电池中的电解液
- 采用等密度极化连续模型（IPCM）测定有机超强碱的pKa值。
signalword
Danger
Hazard Classifications
Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 2
存储类别
3 - Flammable liquids
wgk
WGK 2
flash_point_f
35.6 °F - closed cup
flash_point_c
2.0 °C - closed cup
法规信息
危险化学品
此项目有
Basicity of some organic superbases in acetonitrile.
Kovacevic B and Maksic ZB.
Organic Letters, 3(10), 1523-1526 (2001)
Palladium-Catalyzed Oxidative Arylalkylation of Activated Alkenes: Dual C-H Bond Cleavage of an Arene and Acetonitrile.
Wu T, et al.
Angewandte Chemie (International Edition in English), 50(52), 12578-12581 (2011)
Cerium (III) chloride promoted highly regioselective ring opening of epoxides and aziridines using NaN3 in acetonitrile: a facile synthesis of 1,2-azidoalcohols and 1,2-azidoamines.
Sabitha G, et al.
Organic Letters, 4(3), 343-345 (2002)
Hydrogen peroxide oxygenation of alkanes including methane and ethane catalyzed by iron complexes in acetonitrile.
Shul'pin GB, et al.
Advanced Synthesis & Catalysis, 346(2-3), 317-332 (2004)
Liquid phase hydrogenation of acetonitrile to ethylamine over the Co-B amorphous alloy catalyst.
Li H, et al.
J. Catal., 214(1), 15-25 (2003)
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