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1,9-Dibromononane

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Identification
Molecular formula
C9H18Br2
CAS number
4549-32-0
IUPAC name
1,9-dibromononane
State
State

At room temperature, 1,9-dibromononane is a liquid. It remains fluid under standard conditions, facilitating its use in various chemical syntheses and industrial applications.

Melting point (Celsius)
11.00
Melting point (Kelvin)
284.15
Boiling point (Celsius)
275.00
Boiling point (Kelvin)
548.15
General information
Molecular weight
267.05g/mol
Molar mass
268.0860g/mol
Density
1.2600g/cm3
Appearence

1,9-Dibromononane is a colorless to pale yellow liquid. It's a relatively heavy liquid due to the presence of bromine atoms, which contribute to its density and characteristic appearance. It can also form under specific conditions crystalline structures.

Comment on solubility

Solubility of 1,9-Dibromononane

1,9-Dibromononane, with the chemical formula C9H18Br2, exhibits interesting solubility characteristics owing to its chemical structure.

Generally, solubility is influenced by the following factors:

  • Polarity: Compounds with polar functional groups are typically more soluble in polar solvents (like water), while non-polar compounds dissolve better in non-polar solvents (like hexane).
  • Molecular Size: Larger molecules often have lower solubility due to increased van der Waals forces that overcome solvation effects.
  • Temperature: Higher temperatures can increase solubility, but this varies by compound and solvent.

For 1,9-dibromononane, its long hydrocarbon chain contributes to non-polar characteristics, making it:

  • Generally insoluble in water, as water is a polar solvent.
  • More soluble in non-polar organic solvents such as hexane or benzene.

Thus, it can be concluded that while 1,9-dibromononane has limited solubility in polar solvents, its solubility is enhanced in non-polar environments, reflecting the classic saying, "like dissolves like." This characteristic is vital for applications involving organic synthesis and reactions in non-polar mediums.

Interesting facts

Interesting Facts About 1,9-Dibromononane

1,9-Dibromononane is an intriguing compound in the field of organic chemistry, primarily known for its multiple applications and unique properties. Here are some noteworthy points about this compound:

  • Structure and Isomerism: 1,9-Dibromononane features a linear aliphatic chain with bromine substituents at the first and ninth positions. This structure is a prime example of chain isomerism, showcasing how variations in molecular structure can lend to differing chemical properties.
  • Preparation: The synthesis of 1,9-dibromononane typically involves the bromination of nonane. The process can be carried out via free radical mechanisms, making it a valuable example of halogenation in alkanes.
  • Applications: This compound is primarily used in research settings and can serve as a starting material for the synthesis of more complex organic molecules, including potential pharmaceuticals and agrochemicals. It also finds usage in studying reaction mechanisms due to its unique structure.
  • Reactivity: As a brominated alkane, 1,9-dibromononane exhibits higher reactivity compared to its non-brominated counterparts. The bromine atoms can easily participate in nucleophilic substitutions, making it an interesting subject for studying halogen reactivity.
  • Environmental Considerations: Like many brominated compounds, it’s essential to consider the environmental impact of 1,9-dibromononane. Understanding its degradation pathways is crucial in assessing its potential effects on ecosystems.

In the world of chemistry, compounds like 1,9-dibromononane provide insight into the complexities of organic synthesis and the diverse applications of halogenated compounds. As noted by many chemists, “The beauty of organic chemistry lies in its intricate dance of atoms and bonds, showcasing both simplicity and complexity.”


Synonyms
1,9-DIBROMONONANE
Nonane, 1,9-dibromo-
Nonamethylene dibromide
EINECS 224-913-0
NSC 62682
DTXSID0063521
DTXCID5040419
224-913-0
wgaxvzxbfbhlmc-uhfffaoysa-n
4549-33-1
MFCD00000279
Nonamethylene Bromide
C9H18Br2
NSC62682
Nonane,9-dibromo-
1,9- dibromononane
1,9-Dibromononane, 97%
SCHEMBL337434
NSC-62682
AKOS015836162
CS-W020735
AS-18369
SY018310
D1746
NS00031541
EN300-157126
O10362