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Methyl nonyl ketone

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Identification
Molecular formula
C11H22O
CAS number
112-12-9
IUPAC name
undecan-2-one
State
State

At room temperature, methyl nonyl ketone is a liquid. Its low melting point indicates that it remains in the liquid state under normal atmospheric conditions unless cooled significantly.

Melting point (Celsius)
-2.00
Melting point (Kelvin)
271.15
Boiling point (Celsius)
232.50
Boiling point (Kelvin)
505.60
General information
Molecular weight
170.30g/mol
Molar mass
170.2980g/mol
Density
0.8243g/cm3
Appearence

Methyl nonyl ketone appears as a colorless to pale yellow liquid. It is commonly noted for its strong, fruity, and somewhat fatty odor, reminiscent of oranges and brake fluid.

Comment on solubility

Solubility of Undecan-2-one (C11H22O)

Undecan-2-one, a ketone with a medium-sized hydrocarbon chain, exhibits interesting solubility characteristics which are influenced by its molecular structure. Here are some key points to consider:

  • Solvent Interaction: Undecan-2-one is known to be soluble in organic solvents such as ethanol, acetone, and ether due to its lipophilic nature, making it less compatible with polar solvents.
  • Water Solubility: This compound has limited solubility in water. The hydrophobic hydrocarbon portion dominates, leading to a general inability to mix well with polar solvents.
  • Temperature Influence: As with many organic compounds, solubility can be influenced by temperature: an increase in temperature often improves solubility in non-polar solvents.
  • Concentration Considerations: In practice, when working with undecan-2-one, its solubility limit should be considered; high concentrations may lead to precipitation in polar media.

In summary, understanding the solubility of undecan-2-one is crucial for its applications in various fields. Always consider the solvent choice and conditions to achieve the desired outcomes in laboratory or industrial settings.

Interesting facts

Interesting Facts about Undecan-2-one

Undecan-2-one, a member of the ketone family, showcases a fascinating structure and set of properties that make it an intriguing subject of study for chemists and enthusiasts alike. Here are some key points to know about this compound:

  • Classification: This compound is classified as a linear ketone due to its carbonyl group (C=O) being located in the second position of an undecane chain.
  • Natural Occurrence: Undecan-2-one can be found in nature, particularly in essential oils and various plant extracts, where it may contribute to characteristic scents.
  • Aromatic Qualities: The compound is noted for its unique olfactory properties. It is often described as having a pleasant, floral scent that can be used in fragrances and flavorings.
  • Applications: Due to its aromatic qualities, undecan-2-one is utilized in the production of perfumes and can also be found in food flavoring agents. Additionally, its chemical properties lend it potential uses in organic synthesis.
  • Research Value: This compound garners attention in the field of organic chemistry due to its reactivity and potential for further functionalization, which can lead to the creation of more complex structures.

Overall, undecan-2-one is a captivating compound that blends utility with aesthetic appeal, making it a valuable substance for various applications in chemistry and related fields. Its study not only enhances our understanding of ketones but also aids in exploring new avenues for the development of fragrances and flavors.

Synonyms
2-Undecanone
Undecan-2-one
Methyl nonyl ketone
112-12-9
UNDECANONE
2-Hendecanone
Ketone, methyl nonyl
Nonyl methyl ketone
Rue ketone
2-Oxoundecane
METHYL N-NONYL KETONE
Methylnonylketone
MGK Dog and Cat Repellent
Caswell No. 573O
2-Undecanone (natural)
FEMA No. 3093
Undecanone-(2)
Luparone
Enodyl
HSDB 7431
Mgk dog & cat repellent
UNII-YV5DSO8CY9
NSC 4028
EINECS 203-937-5
MFCD00009583
EPA Pesticide Chemical Code 044102
Methyl-n-nonylketone
BRN 1749573
DTXSID2021943
MGK dog AMP MNK
CHEBI:17700
AI3-03081
NSC-4028
UNDECANONE, 2-
YV5DSO8CY9
MOSTIQUE EGX 101
2-UNDECANONE [FCC]
2-UNDECANONE [FHFI]
2-UNDECANONE [HSDB]
DTXCID301943
53452-70-3
FEMA 3093
METHYL NONYL KETONE [MI]
NSC4028
BioUD
2Hendecanone
2Oxoundecane
Undecan2one
methyl n-nonylketone
methyl-n-nonyl ketone
2Undecanone (natural)
2-Undecanone, 99%
METHYL NNONYL KETONE
SCHEMBL117635
SCHEMBL249443
WLN: 9V1
CHEMBL1236582
2-Undecanone, analytical standard
2-Undecanone, natural, FCC, FG
Tox21_301385
BBL011441
LMFA12000002
s3762
STL146552
2-Undecanone, >=98%, FCC, FG
AKOS005720838
CCG-266363
CS-W017685
DB08688
FU05549
HY-W016969
USEPA/OPP Pesticide Code: 044102
NCGC00164003-01
NCGC00255160-01
CAS-112-12-9
DA-55405
VS-02950
DB-309480
NS00008362
U0006
C01875
EN300-170519
F17694
Q2024187
Z406376986
203-937-5