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1-Chlorobut-2-ene

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Identification
Molecular formula
C4H7Cl
CAS number
693-88-5
IUPAC name
1-chlorobut-2-ene
State
State

At room temperature, 1-Chlorobut-2-ene is in the liquid state.

Melting point (Celsius)
-142.00
Melting point (Kelvin)
131.15
Boiling point (Celsius)
91.00
Boiling point (Kelvin)
364.15
General information
Molecular weight
90.57g/mol
Molar mass
90.5690g/mol
Density
0.8891g/cm3
Appearence

1-Chlorobut-2-ene is a clear, colorless liquid. It can also appear slightly yellowish if impurities are present.

Comment on solubility

Solubility of 1-chlorobut-2-ene

1-chlorobut-2-ene, with the chemical formula C4H7Cl, is an interesting compound when it comes to its solubility properties. This compound, being a chlorinated alkene, demonstrates moderate solubility in various solvents. Here are some key points regarding its solubility:

  • Polar Solvents: 1-chlorobut-2-ene shows significant solubility in polar solvents such as alcohols and ketones due to the presence of the chlorine atom, which can form dipole-dipole interactions.
  • Non-Polar Solvents: It is also soluble in non-polar solvents like hexane or cyclohexane, primarily because of its hydrocarbon portion.
  • Water Solubility: However, its solubility in water is limited. The hydrophobic nature of the alkene portion outweighs the polar characteristic introduced by chlorine.

To summarize, 1-chlorobut-2-ene's solubility characteristics can be described as:

  1. Good solubility in polar organic solvents.
  2. Compatible with non-polar solvents.
  3. Poor solubility in water.

This behavior highlights the important principle that the solubility of a compound often depends on the interactions between its molecular structure and the solvent used.

Interesting facts

Interesting Facts about 1-Chlorobut-2-ene

1-Chlorobut-2-ene is a fascinating compound within the realm of organic chemistry, showcasing both intriguing structural features and diverse applications.

Key Characteristics

  • Structural Isomerism: 1-Chlorobut-2-ene is notable for being an alkene, which means it contains a carbon-carbon double bond. This feature allows for structural isomerism, giving rise to different forms or configurations such as cis and trans isomers.
  • Reactivity: The presence of the chlorine atom (Cl) makes this compound particularly reactive. It can undergo various chemical reactions, including nucleophilic substitutions and elimination reactions, making it a key player in synthetic organic chemistry.
  • Synthesis: 1-Chlorobut-2-ene can be synthesized through several methods, including the halogenation of alkenes or using hydrogen chloride (HCl) on butadiene. This versatility in synthesis is one reason it captures the interest of chemists.

Applications

  • Intermediate Compound: It serves as an important intermediate in chemical syntheses, particularly in the manufacture of various pharmaceuticals and agrochemicals.
  • Polymer Production: Compounds like 1-chlorobut-2-ene can participate in polymerization reactions, contributing to the production of specialty polymers with unique properties.

In conclusion, 1-Chlorobut-2-ene showcases the intersection of simplicity and complexity in organic chemistry. Its unique characteristics allow it to serve both as a building block in synthetic pathways and a subject of study in understanding chemical reactivity and functionality. As scientists continue to explore the potential of this compound, its applications may broaden, illustrating the importance of organic halides in modern chemistry.

Synonyms
1-Chlorobut-2-ene
2-Butene, 1-chloro-
2-Buten-1-yl Chloride
chloro-2-butene
chloromethylpropene
methyallyl chloride
4-chloro-2-butene
3-methylallyl chloride
(EZ)-1-chloro-2-butene
DTXSID5052258
DB-053338
C1686
NS00042638
Q14757784