grade
analytical standard
Quality Level
vapor density
3 (vs air)
vapor pressure
52.2 mmHg ( 20 °C)
assay
≥99.0% (GC)
autoignition temp.
345 °C
shelf life
limited shelf life, expiry date on the label
technique(s)
HPLC: suitable, gas chromatography (GC): suitable
refractive index
n20/D 1.394 (lit.)
bp
88 °C (lit.)
density
0.981 g/mL (lit.)
application(s)
cleaning products
cosmetics
environmental
flavors and fragrances
food and beverages
personal care
format
neat
SMILES string
CC(=O)C(C)=O
InChI
1S/C4H6O2/c1-3(5)4(2)6/h1-2H3
InChI key
QSJXEFYPDANLFS-UHFFFAOYSA-N
General description
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。
Application
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。
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。
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signalword
Danger
target_organs
Respiratory system
存储类别
3 - Flammable liquids
flash_point_f
44.6 °F - closed cup
flash_point_c
7 °C - closed cup
ppe
Eyeshields, Faceshields, Gloves, Heavyweight Gloves, Safety Clothing, type ABEK (EN14387) respirator filter
hcodes
Hazard Classifications
Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Flam. Liq. 2 - Skin Irrit. 2 - STOT RE 1 Inhalation
法规信息
危险化学品
此项目有
Roger L. Lundblad
Chemical Modification of Biological Polymers, 78-78 (2011)
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)
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)
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 11038-1ML-F | 04061838696212 |
| 11038-5ML-F | 04061838696229 |


