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Merck
CN

422363

Sigma-Aldrich

双乙烯酮

contains copper sulfate as stabilizer

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About This Item

经验公式(希尔记法):
C4H4O2
CAS号:
分子量:
84.07
Beilstein:
104541
EC 号:
MDL编号:
UNSPSC代码:
12352100
PubChem化学物质编号:

蒸汽密度

2.9 (vs air)

蒸汽压

7.9 mmHg ( 20 °C)

表单

liquid

自燃温度

590 °F

包含

copper sulfate as stabilizer

折射率

n20/D 1.439 (lit.)

沸点

69-70 °C/100 mmHg (lit.)

密度

1.09 g/mL at 25 °C (lit.)

储存温度

2-8°C

SMILES字符串

C=C1CC(=O)O1

InChI

1S/C4H4O2/c1-3-2-4(5)6-3/h1-2H2

InChI key

WASQWSOJHCZDFK-UHFFFAOYSA-N

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应用

用于乙酰乙酸衍生物和杂环化合物的简易制备。

象形图

FlameSkull and crossbones

警示用语:

Danger

危险声明

危险分类

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)

93.2 °F - closed cup

闪点(°C)

34 °C - closed cup

个人防护装备

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

法规信息

新产品

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Atieh Rezvanian et al.
Molecular diversity, 24(4), 1313-1325 (2019-10-03)
Novel and efficient multicomponent reactions (MCRs) involving diketene, ninhydrin (indane-1,2,3-trione) and one primary amine (3CR) or two different primary amines (4CR) were achieved for the successful synthesis of dihydro-4H-indeno[1,2-b]furan-3-carboxamides or tetrahydroindeno[1,2-b]pyrrole-3-carboxamides, respectively. The merits of this method are highlighted by
Dan Peng et al.
Bioorganic & medicinal chemistry, 18(23), 8235-8242 (2010-11-03)
A series of bisaryldiketene derivatives were designed and synthesized as a new class of specific G-quadruplex ligands. The ligand-quadruplex interactions were further evaluated by FRET, ITC, and PCR stop assay. In contrast to most of the G-quadruplex ligands reported so
A Jonas et al.
Biochemistry, 24(14), 3508-3513 (1985-07-02)
Discoidal complexes of human apolipoprotein A-I-egg phosphatidylcholine-cholesterol were prepared by the sodium cholate dialysis procedure and were reacted to varying extents with the amino group reagents citraconic anhydride, diketene, and formaldehyde in the presence of sodium borohydride. Modification of positive
Nazariy T Pokhodylo et al.
Journal of combinatorial chemistry, 11(3), 481-485 (2009-04-23)
A convenient synthetic protocol was elaborated for creation of combinatorial libraries of 1-(R(1)-phenyl)-5-methyl-N-R(2)-1H-1,2,3-triazole-4-carboxamides. As starting materials, commercially available or readily prepared azides, amines, and diketene were selected for the reaction which has proceeded in a one-pot system with high yields
Identification of essential amino acid residues in clostridium histolyticum collagenase using chemical modification reactions.
M D Bond et al.
Biochemical and biophysical research communications, 102(1), 243-249 (1981-09-16)

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