Merck
CN

02474

Supelco

4-甲基-2-戊酮

analytical standard

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别名:
[=methyl isobutyl ketone(solvent)]甲基异丁基酮(溶剂), 异丁基甲基酮, 异丙基丙酮, 甲基异丁基酮
线性分子式:
(CH3)2CHCH2COCH3
CAS号:
分子量:
100.16
Beilstein:
605399
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.24

等级

analytical standard

质量水平

蒸汽密度

3.5 (vs air)

检测方案

≥99.7% (GC)

自燃温度

840 °F

保质期

limited shelf life, expiry date on the label

expl. lim.

1.2-8 %, 93 °F

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

折射率

n20/D 1.395 (lit.)
n20/D 1.396

bp

117-118 °C

mp

−80 °C (lit.)

密度

0.801 g/mL at 25 °C (lit.)

application(s)

cleaning products
cosmetics
environmental
flavors and fragrances
food and beverages
personal care

格式

neat

SMILES string

CC(C)CC(C)=O

InChI

1S/C6H12O/c1-5(2)4-6(3)7/h5H,4H2,1-3H3

InChI key

NTIZESTWPVYFNL-UHFFFAOYSA-N

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一般描述

4-甲基-2-戊酮(甲基异丁基酮 (MBK))是一种有机溶剂,广泛应用于各种工业领域,以无色澄清液体的形式存在,具有良好的气味。偶尔发现它是尿液中的挥发性成分,使其成为判断职业性暴露于该溶剂的生物学标志。它被用作牙龈、树脂、油漆、清漆、漆及硝化棉的溶剂。

应用

在使用固相微萃取、质谱法和多变量分析 (SPME-MS-MVA) 测定提取的牛奶中的异味物质时,MBK 可用作 GC/MS 分析的内标物。4-甲基-2-戊酮可作为分析参考标准品,使用高效液相色谱-二极管阵列检测对水-酒精基质中的分析物进行定量。

推荐产品

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

警示用语:

Danger

危险分类

Acute Tox. 4 Inhalation - Carc. 2 Inhalation - Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

靶器官

Central nervous system

补充剂危害

储存分类代码

3 - Flammable liquids

WGK

WGK 1

闪点(°F)

57.2 °F - closed cup

闪点(°C)

14 °C - closed cup

个人防护装备

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

法规信息

危险化学品

分析证书(COA)

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SPME-MS-MVA as an electronic nose for the study of off-flavors in milk.
Marsili RT
Journal of Agricultural and Food Chemistry, 47(2), 648-654 (1999)
HPLC-DAD analysis of ketones as their 2, 4-dinitrophenylhydrazones in Brazilian sugar-cane spirits and rum
Cardoso D, et al.
J. Food Compos. Anal., 16(5), 563-573 (2003)
Ginette Truchon et al.
Journal of occupational and environmental hygiene, 3(3), 137-143 (2006-02-09)
Compartmental and physiologically based toxicokinetic modeling coupled with Monte Carlo simulation were used to quantify the impact of biological variability (physiological, biochemical, and anatomic parameters) on the values of a series of bio-indicators of metal and organic industrial chemical exposures.
H J Shim et al.
Journal of chromatography. B, Biomedical applications, 656(2), 407-414 (1994-06-17)
A high-performance liquid chromatographic method was developed for the simultaneous determination of a new anthracycline, DA-125 (I), and its metabolites (M1, M2, M3, and M4) in rat plasma and urine using fluorescein as an internal standard. Compound I, a prodrug
Serife Saçmaci et al.
Analytica chimica acta, 623(1), 46-52 (2008-07-10)
A method for speciation, preconcentration and separation of Fe(II) and Fe(III) in different matrices was developed using solvent extraction and flame atomic absorption spectrometry. 4-Acetyl-5-methyl-1-phenyl-1H-pyrazole-3-carboxylic acid (AMPC) was used as a new complexing reagent for Fe(III). The Fe(III)-AMPC complex was

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Butyl methyl ether; Acetic acid; 2-Butanone; Ethyl acetate; Tetrahydrofuran; 1-Butanol; Isopropyl acetate; Heptane; Propyl acetate; 3-Methylbutanol; 4-Methyl-2-pentanone; Isobutyl acetate; Butyl acetate; Dimethyl sulfoxide; Anisole; Cumene

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