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Methyl vinyl ketone

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Identification
Molecular formula
C4H6O
CAS number
78-94-4
IUPAC name
but-3-en-2-one
State
State

Methyl vinyl ketone is a liquid at room temperature.

Melting point (Celsius)
-7.60
Melting point (Kelvin)
265.60
Boiling point (Celsius)
80.10
Boiling point (Kelvin)
353.30
General information
Molecular weight
70.09g/mol
Molar mass
70.0920g/mol
Density
0.8390g/cm3
Appearence

Methyl vinyl ketone is a clear, colorless to pale yellow liquid. It has a pungent, acrid odor that is often described as sharp or irritating to the eyes and respiratory system.

Comment on solubility

Solubility of but-3-en-2-one

But-3-en-2-one, with the chemical formula C4H6O, exhibits interesting solubility characteristics that are essential for various applications. This compound, also known as mesityl oxide, is a member of the ketone family and has a polar functional group that significantly influences its solubility properties.

Solubility Characteristics:

  • Solvent Compatibility: But-3-en-2-one is known to be soluble in a variety of organic solvents including ethanol, acetone, and ether.
  • Water Solubility: Despite its polar nature, but-3-en-2-one exhibits limited solubility in water due to its hydrophobic carbon chain.
  • Temperature Effects: The solubility of but-3-en-2-one in organic solvents can increase with temperature, making it important to consider thermal conditions in practical applications.

Overall, the solubility of but-3-en-2-one is crucial for its use in various chemical reactions and processes. As a key component in organic synthesis, understanding its solubility can help in predicting its behavior in different chemical environments. In practical terms, remember that “like dissolves like”; hence, its compatibility with non-polar and some polar solvents opens up versatile pathways in chemical applications.


Interesting facts

Interesting Facts about But-3-en-2-one

But-3-en-2-one, commonly referred to as mesityl oxide, is a fascinating compound that belongs to the class of ketones. This compound is notable for its unique properties and reactivity, making it of great interest in various fields of chemistry.

Key Features

  • Structure and Isomerism: But-3-en-2-one displays a distinctive structure that contributes to its isomeric properties. It features both a double bond and a carbonyl group, providing opportunities for different chemical reactions.
  • Reactivity: This compound is known for its ability to undergo specific reactions such as aldol condensation and Michael addition. These reactions are crucial in organic synthesis and contribute to the formation of other complex molecules.
  • Industrial Applications: But-3-en-2-one is utilized in the synthesis of various chemicals, including agrochemicals, flavors, and fragrances. Its versatility allows it to play a role in multiple industrial sectors.

Historical Context

The study of but-3-en-2-one can be traced back to advancements in organic chemistry during the 20th century. Its discovery opened new avenues for researchers looking to explore ketonic compounds and their applications in synthesis.

Fun Fact

In the realm of organic reactions, but-3-en-2-one is often utilized as a building block. As stated by chemists, "Its unique structure enables the formation of more complex compounds, making it truly the unsung hero of organic synthesis."

In summary, but-3-en-2-one is not merely a simple compound. With its intriguing structure, chemical properties, and applications, it exemplifies the dynamic nature of organic chemistry and its contributions to modern science.

Synonyms
METHYL VINYL KETONE
3-Buten-2-one
78-94-4
but-3-en-2-one
Butenone
Vinyl methyl ketone
Methylene acetone
2-Butenone
Methylvinylketon
Acetyl ethylene
1-Buten-3-one
Methylvinylketone
3-Butene-2-one
Methyl ethenyl ketone
Methylvinyl ketone
3-Butenone-2
Acetone, methylene-
Ketone, methyl vinyl
gamma-Oxo-alpha-butylene
Methyl-vinyl-cetone
3-oxo-1-butene
but-1-en-3-one
delta(sup 3)-2-Butenone
UN1251
CCRIS 3423
HSDB 716
CHEBI:48058
methylvinylcetone
3-Oxobutene
g-oxo-a-Butylene
NSC 4853
buten-2-one
EINECS 201-160-6
UNII-AR7642I1MP
3-Butenen-2-one
DTXSID3025671
AI3-16048
Delta(3)-2-butenone
NSC-4853
CH2=CHCOCH3
MFCD00008777
25038-87-3
.DELTA.3-2-BUTENONE
AR7642I1MP
DTXCID205671
Methyl vinyl ketone, stabilized
CHEMBL1600824
METHYL VINYL KETONE [MI]
EC 201-160-6
.DELTA.-OXO-.ALPHA.-BUTYLENE
UN 1251
UN-1251
3-Buten-2-one (90%) (Stabilized with <1% Hydroquinone)
Methylvinylketon [German]
METHYL VINYL KETONE, (STABILIZED)
METHYL VINYL KETONE, [STABILIZED]
Methyl-vinyl-cetone [French]
2Butenone
3-butenone
3Butene2one
methyl vinylketone
methyl-vinylketone
methylvinyl-ketone
1Buten3one
3Buten2one
3Butenone2
but-3-enone
metyl vinyl ketone
3-oxo-l-butene
Acetone, methylene
methly vinyl ketone
methyl-vinyl-ketone
gammaOxoalphabutylene
1-butene-3-one
delta3-2-Butenone
1-Propen-3-one
3-oxo-but-1-ene
delta(sup 3)2Butenone
3-2-BUTENONE
.gamma.-Oxo-.alpha.-butylene
Methyl vinyl ketone, stabilised
WLN: 1V1U1
DELTA-OXO-ALPHA-BUTYLENE
NSC4853
AAA07894
BCP24759
DELTA (SUP 3)-2-BUTENONE
Tox21_200363
BDBM50245462
LMFA12000018
STL299803
AKOS000120352
CAS-78-94-4
NCGC00091118-01
NCGC00091118-02
NCGC00257917-01
M0460
NS00004153
3-Buten-2-one, purum, >=95.0% (GC)
EN300-19794
C20701
F71092
Q417525
But-3-en-2-one (Stabilized with <1% Hydroquinone)
Methyl vinyl ketone, stabilized [UN1251] [Poison]
3-Buten-2-one, contains 0.3-1.0% hydroquinone as stabilizer, technical grade, 90%
3-Buten-2-one, contains 0.5% hydroquinone and 0.1% acetic acid as stabilizer, 99%
201-160-6