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等级
analytical standard
质量水平
蒸汽密度
3.5 (vs air)
蒸汽压
6 mmHg ( 20 °C)
方案
≥99.6% (GC)
自燃温度
662 °F
保质期
limited shelf life, expiry date on the label
expl. lim.
11.4 %
技术
HPLC: suitable
gas chromatography (GC): suitable
折射率
n20/D 1.452 (lit.)
n20/D 1.452
沸点
140.4 °C (lit.)
mp
−23 °C (lit.)
溶解性
H2O: soluble
密度
0.975 g/mL at 25 °C (lit.)
应用
cleaning products
cosmetics
environmental
flavors and fragrances
food and beverages
personal care
包装形式
neat
SMILES字符串
CC(=O)CC(C)=O
InChI
1S/C5H8O2/c1-4(6)3-5(2)7/h3H2,1-2H3
InChI key
YRKCREAYFQTBPV-UHFFFAOYSA-N
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一般描述
乙酰丙酮是 β-二酮,含两个羰基和一个活性亚甲基。
应用
乙酰丙酮用作挥发性洗脱液改性剂,在用超高压-液相色谱-电喷雾串联质谱法(UHPLC-ESI-MS)定量能量代谢物时,可补救金属阳离子造成的不利影响。也用作醛的衍生剂。(3
警示用语:
Danger
危险分类
Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Flam. Liq. 3
储存分类代码
3 - Flammable liquids
WGK
WGK 1
闪点(°F)
95.0 °F - closed cup
闪点(°C)
35 °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
Controlling detrimental effects of metal cations in the quantification of energy metabolites via ultrahigh pressure-liquid chromatography-electrospray-tandem mass spectrometry by employing acetylacetone as a volatile eluent modifier
Journal of Chromatography A, 1294(2), 87-97 (2013)
Automatized flow-batch method for fluorescent determination of free glycerol in biodiesel samples using on-line extraction
Talanta, 89(2), 21-26 (2012)
2, 4-pentanedione
Journal of Applied Toxicology, 21(2), 165-171 (2001)
Liquid-phase microextraction with in-drop derivatization combined with microvolume fluorospectrometry for free and hydrolyzed formaldehyde determination in textile samples
Analytica Chimica Acta, 687(1), 50-55 (2011)
Physical chemistry chemical physics : PCCP, 14(10), 3450-3459 (2012-02-07)
The photochemistry of the chelated enol form of acetylacetone (AcAc) was investigated by UV excitation of the S(2) state at 266 nm in parahydrogen matrices, complemented by experiments in neon and normal hydrogen matrices. Infrared (IR) spectroscopy, combined with theoretical
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