推荐产品
等级
analytical standard
质量水平
蒸汽密度
3 (vs air)
蒸汽压
52.2 mmHg ( 20 °C)
检测方案
≥99.0% (GC)
自燃温度
345 °C
保质期
limited shelf life, expiry date on the label
技术
HPLC: suitable
gas chromatography (GC): suitable
折射率
n20/D 1.394 (lit.)
bp
88 °C (lit.)
密度
0.981 g/mL (lit.)
应用
cleaning products
cosmetics
environmental
flavors and fragrances
food and beverages
personal care
格式
neat
SMILES字符串
CC(=O)C(C)=O
InChI
1S/C4H6O2/c1-3(5)4(2)6/h1-2H3
InChI key
QSJXEFYPDANLFS-UHFFFAOYSA-N
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一般描述
2,3-丁二酮，作为挥发性化合物，是柠檬酸代谢的产物，通常由包括乳酸乳球菌双乙酰亚种和明串球菌亚叶柄等某些细菌产生。它具有典型的黄油味，通常存在于酸奶油、酸奶和白软干酪等发酵乳制品中。
应用
2,3-丁二酮可用作分析标准品，用于通过固相微萃取法和气相色谱法测定牛奶和人体气息样本中的分析物。
有关合适仪器技术的更多信息，请参考产品′s分析证书。如需进一步支持，请联系技术服务。
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警示用语：
Danger
危险分类
Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Skin Irrit. 2 - Skin Sens. 1 - STOT RE 2 Inhalation
靶器官
Respiratory system
WGK
WGK 2
闪点(°F)
closed cup
闪点(°C)
closed cup
个人防护装备
Eyeshields, Faceshields, Gloves, Heavyweight Gloves, Safety Clothing, type ABEK (EN14387) respirator filter
法规信息
危险化学品
Determination of volatile organic compounds as biomarkers of lung cancer by SPME-GC-TOF/MS and chemometrics
Rudnicka J, et al.
Journal of Chromatography. B, Biomedical Applications, 879(30), 3360-3366 (2011)
Marlies De Ceuleneer et al.
Rapid communications in mass spectrometry : RCM, 25(11), 1536-1542 (2011-05-20)
Citrullination is a post-translational modification (PTM) that results from the deimination of the amino acid arginine into citrulline by Peptidyl Arginine Deiminase enzymes and occurs in a wide range of proteins in health and disease. This modification causes a 1
Rapid gas-chromatographic method for the determination of diacetyl in milk, fermented milk and butter
Macciola V, et al.
Food Control, 19(9), 873-878 (2008)
Esther Serrano-Saiz et al.
Genetics, 214(1), 163-178 (2019-11-30)
Members of the superfamily of solute carrier (SLC) transmembrane proteins transport diverse substrates across distinct cellular membranes. Three SLC protein families transport distinct neurotransmitters into synaptic vesicles to enable synaptic transmission in the nervous system. Among them is the SLC17A6/7/8
Roger L. Lundblad
Chemical Modification of Biological Polymers, 78-78 (2011)
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