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Merck
CN

02474

4-甲基-2-戊酮

analytical standard

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

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关于此项目

线性分子式:
(CH3)2CHCH2COCH3
化学文摘社编号:
108-10-1
分子量:
100.16
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329747441
EC Number:
203-550-1
Beilstein/REAXYS Number:
605399
MDL number:
MFCD00008938

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SMILES string

CC(C)CC(C)=O

InChI key

NTIZESTWPVYFNL-UHFFFAOYSA-N

InChI

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

grade

analytical standard

vapor density

3.5 (vs air)

assay

≥99.7% (GC)

autoignition temp.

840 °F

shelf life

limited shelf life, expiry date on the label

expl. lim.

1.2-8 %, 93 °F

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

refractive index

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

Quality Level

100

mp

−80 °C (lit.)

density

0.801 g/mL at 25 °C (lit.)

application(s)

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

format

neat

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General description

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。

Application

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。

Other Notes

请在我们的在线平台NMR用请在我们的在线平台NMR用ChemisTwin®查找本产品的数字化标准物质。您可以利用ChemisTwin®上的数字化等效物质进行样品确认和化合物定量（采用数字化外标）。您可以查看该物质的NMR 谱，点击鼠标即可与您的样品在线比较。点击此处了解更多信息，并开始免费试用。

signalword

Danger

Hazard Classifications

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

target_organs

Central nervous system

supp_hazards

EUH066

存储类别

3 - Flammable liquids

wgk

WGK 1

flash_point_f

57.2 °F - closed cup

flash_point_c

14 °C - closed cup

ppe

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

法规信息

危险化学品
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历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
BCCP3634
BCCM4088
BCCL0335
BCCJ9692
BCCG8309

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