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B85307

Sigma-Aldrich

2,3-丁二酮

97%

别名:

双乙酰, 联乙酰

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About This Item

线性分子式:
CH3COCOCH3
CAS号:
431-03-8
分子量:
86.09
Beilstein:
605398
EC號碼:
207-069-8
MDL號碼:
MFCD00008756
分類程式碼代碼:
12352100
PubChem物質ID:
24892076
NACRES:
NA.22

蒸汽密度

3 (vs air)

品質等級

100

蒸汽壓力

52.2 mmHg ( 20 °C)

化驗

97%

形狀

liquid

自燃溫度

345 °C

折射率

n20/D 1.394 (lit.)

bp

88 °C (lit.)

密度

0.981 g/mL (lit.)

儲存溫度

2-8°C

SMILES 字串

CC(=O)C(C)=O

InChI

1S/C4H6O2/c1-3(5)4(2)6/h1-2H3

InChI 密鑰

QSJXEFYPDANLFS-UHFFFAOYSA-N

基因資訊

human ... ACHE(43) , BCHE(590) , CES1(1066)

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應用

可用于灭活氨肽酶-N。与胺发生环缩合反应，用于形成三嗪和蝶啶环体系。也可用作 α-二酮的前体。

訊號詞

Danger

危險分類

Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Skin Irrit. 2 - Skin Sens. 1 - STOT RE 2 Inhalation

標靶器官

Respiratory system

儲存類別代碼

3 - Flammable liquids

水污染物質分類（WGK）

WGK 2

閃點（°F）

44.6 °F

閃點（°C）

7 °C

個人防護裝備

Eyeshields, Faceshields, Gloves, Heavyweight Gloves, Safety Clothing, type ABEK (EN14387) respirator filter

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Tetrahedron Letters, 32, 3879-3879 (1991)
A Helene et al.
European journal of biochemistry, 196(2), 385-393 (1991-03-14)
Sequence analysis of aminopeptidase N has shown that this zinc exopeptidase contains a consensus sequence (Val-Xaa-Xaa-His-Glu-Xaa-Xaa-His), generally found at the active site of zinc endopeptidases [Jongeneel, C. V., Bouvier, J. and Bairoch, A. (1989) FEBS Lett. 242, 211-214]. This suggests
Australian Journal of Chemistry, 43, 1449-1449 (1990)
T R Leonard et al.
American journal of physiology. Cell physiology, 299(6), C1398-C1401 (2010-09-17)
It has been accepted for half a century that, for a given level of activation, the steady-state isometric force of a muscle sarcomere depends exclusively on the amount of overlap between the contractile filaments actin and myosin, or equivalently sarcomere
Jhonatan A Hernandez-Valdes et al.
Frontiers in microbiology, 11, 1032-1032 (2020-06-12)
Some secondary metabolites of fermentative bacteria are desired compounds for the food industry. Examples of these compounds are diacetyl and acetaldehyde, which are produced by species of the lactic acid bacteria (LAB) family. Diacetyl is an aromatic compound, giving the
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实验方案

GC Analysis of Volatiles in Roasted Coffee Beans on Omegawax® after SPME using a 50/30 µm DVB/Carboxen/PDMS Fiber

-Cymene; 2,5-Dimethylpyrrole; Acetoin, ≥96%, FCC, FG; 2,5-Dimethylpyrazine; 2,6-Dimethylpyrazine; 2-Ethylpyrazine, ≥98%, FG; 2,3-Dimethylpyrazine; 4-Heptanone; 3-Ethylpyridine; 2,3,5-Trimethylpyrazine; Furfural; Pyrrole; Furfuryl acetate; Linalool; Linalyl acetate; 5-Methylfurfural; γ-Butyrolactone; 2-Acetyl-1-methylpyrrole; Furfuryl alcohol; 2-Acetylpyrrole; Pyrrole-2-carboxaldehyde

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