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4-Bromobut-1-ene

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Identification
Molecular formula
C4H7Br
CAS number
5162-44-7
IUPAC name
4-bromobut-1-ene
State
State

At room temperature, 4-bromobut-1-ene is found in the liquid state. It is important to store it in a cool, dry place to prevent any unwanted reactions.

Melting point (Celsius)
-119.00
Melting point (Kelvin)
154.15
Boiling point (Celsius)
120.00
Boiling point (Kelvin)
393.15
General information
Molecular weight
135.00g/mol
Molar mass
135.0330g/mol
Density
1.2168g/cm3
Appearence

4-Bromobut-1-ene is typically a colorless to yellow liquid with a characteristic organic, chemical odor. It may sometimes appear slightly pale brown due to impurities or prolonged storage.

Comment on solubility

Solubility of 4-bromobut-1-ene

4-bromobut-1-ene, with its structure comprising both an alkene and a bromine substituent, presents some interesting characteristics in terms of solubility. Generally, the solubility of organic compounds can be influenced by factors such as molecular structure, polarity, and the presence of functional groups.

Key Points about Solubility:

  • Polarity: 4-bromobut-1-ene exhibits a degree of polarity due to the presence of the bromine atom, which can interact favorably with polar solvents.
  • Solvent Interaction: It is more soluble in organic solvents (like ethanol and acetone) compared to water, as organic solvents can better stabilize the nonpolar portions of the molecule.
  • Alkene Character: As an alkene, 4-bromobut-1-ene (C4H7Br) is generally lipophilic, resulting in limited solubility in aqueous solutions.

In summary, while 4-bromobut-1-ene is soluble in polar organic solvents, its solubility in water is significantly restricted. This highlights the general principle that organic compounds with similar structural characteristics tend to exhibit comparable solubility patterns. As with many chemical compounds, understanding their solubility behavior is essential for applications in both research and industrial processes.

Interesting facts

Interesting Facts about 4-Bromobut-1-ene

4-Bromobut-1-ene is an intriguing organic compound that presents a variety of applications and reactions in the field of organic chemistry. Here are some captivating insights about this compound:

  • Structural Complexity: As an alkene, 4-bromobut-1-ene features a double bond between its first carbon and second carbon, which significantly influences its reactivity. The presence of a bromine atom at the fourth position introduces interesting substitution and elimination reactions.
  • Reactivity: This compound is highly reactive due to the unsaturated double bond. It readily participates in addition reactions, making it valuable in the synthesis of more complex molecules, including pharmaceuticals and agrochemicals.
  • Halogenation: The bromine atom on 4-bromobut-1-ene can act as a leaving group, facilitating reactions such as nucleophilic substitution. This can result in diverse products depending on the reagents used in the reaction.
  • Synthesis: 4-Bromobut-1-ene can be synthesized through various methods, including the electrophilic addition of bromine to butyne or from the dehydration of 4-bromobutan-1-ol. The ability to create it from simpler precursors highlights the versatility of organic synthesis.
  • Scientific Applications: Researchers utilize 4-bromobut-1-ene in the study of reaction mechanisms and as a building block for synthesizing larger molecules. Its unique properties make it a subject of interest in exploring reactive intermediates.

In summary, 4-bromobut-1-ene is more than just a compound; it is a stepping stone in the intricate world of organic chemistry. Its reactivity and versatility open up a wealth of possibilities for chemical synthesis and practical applications.

Synonyms
4-BROMO-1-BUTENE
5162-44-7
4-Bromobut-1-ene
3-Butenyl bromide
1-Butene, 4-bromo-
Homoallyl bromide
1-Bromo-3-butene
QAF6NEE729
4-BROMOBUTENE-1
EINECS 225-937-4
ALLYLCARBINYL BROMIDE
DTXSID1063722
DTXCID7041045
4-Bromobutene
4-bromo-but-1-ene
MFCD00000258
4-bromo-1-buten
4-BROMO-1 BUTENE
4-bromobuten
3-butenylbromide
4-bromo-butene
4-bromo-1butene
4-bromo-l-butene
1-Bromo-3-butene; 3-Butenyl bromide; 4-Bromobutene-1; Allylcarbinyl Bromide; Homoallyl Bromide;
but-3-enyl bromide
4-Bromobutene-(1)
3-bromomethyl-1-propene
UNII-QAF6NEE729
SCHEMBL98693
4-Bromo-1-butene, 97%
GEO-00402
4-Bromo-1-butene, stab. with silver
AKOS005166833
AB00123
FB03113
GS-3646
DB-006677
B0920
CS-0008514
NS00032315
EN300-74262
D78125
InChI=1/C4H7Br/c1-2-3-4-5/h2H,1,3-4H
Q63392670
F8880-1792