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Montanic Acid

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Identification
Molecular formula
C16H32O3
CAS number
506-12-7
IUPAC name
16-hydroxyhexadecanoic acid
State
State

Montanic acid is typically found in a solid state at room temperature.

Melting point (Celsius)
66.50
Melting point (Kelvin)
339.65
Boiling point (Celsius)
360.20
Boiling point (Kelvin)
633.35
General information
Molecular weight
272.45g/mol
Molar mass
272.4450g/mol
Density
0.9450g/cm3
Appearence

Montanic acid appears as a white crystalline powder or flakes. It is often waxy to the touch and has a faint, characteristic odor.

Comment on solubility

Solubility of 16-hydroxyhexadecanoic acid

16-hydroxyhexadecanoic acid, a long-chain fatty acid with a hydroxyl group, exhibits unique solubility characteristics that are influenced by its molecular structure.

General Solubility Characteristics

The solubility of this compound can be summarized as follows:

  • Soluble in Organic Solvents: 16-hydroxyhexadecanoic acid is generally soluble in organic solvents such as ethanol, chloroform, and ether. This is attributable to the hydrophobic nature of its long hydrocarbon chain.
  • Limited Water Solubility: Its solubility in water is extremely limited due to the substantial hydrophobic tail. While the hydroxyl group does provide some polar character, it is insufficient to overcome the large non-polar region of the molecule.
  • Effect of Temperature: Like many organic acids, its solubility in water can increase with temperature, though it will still remain relatively low.

Factors Influencing Solubility

The solubility behavior can be further influenced by:

  • Chain Length: The longer the fatty acid chain, the more hydrophobic the compound becomes, resulting in lower water solubility.
  • pH of the Medium: In highly alkaline conditions, the acid may ionize, potentially increasing solubility in water.
  • Presence of Surfactants: In environments where surfactants are present, the solubility can improve significantly due to micelle formation.

In summary, while 16-hydroxyhexadecanoic acid may possess some solubility in certain conditions, its behavior is primarily dictated by its hydrophobic nature, where the hydrocarbon chain's dominance overpowers the solubility contribution of the hydroxyl group.

Interesting facts

Interesting Facts about 16-Hydroxyhexadecanoic Acid

16-Hydroxyhexadecanoic acid is a fascinating fatty acid that garners attention due to its unique structure and potential applications. This compound belongs to the family of fatty acids and features a hydroxyl group attached to the sixteenth carbon of the hexadecanoic acid chain. Here are some compelling aspects of this compound:

  • Biological significance: Fatty acids play essential roles in biological systems, participating in cell structure, energy storage, and signaling pathways. 16-hydroxyhexadecanoic acid contributes to the synthesis of complex lipids, which are vital for cell membrane integrity.
  • Potential applications: Due to its unique hydroxyl group, this fatty acid exhibits properties that can be beneficial in various industrial and pharmaceutical applications, such as:
    • ***Surfactants:*** It can act as an effective surfactant, helping to reduce surface tension in different formulations.
    • ***Emulsifiers:*** Its properties could be utilized in cosmetics and food products to stabilize mixtures.
  • Natural occurrence: This compound is found in certain natural sources, including some plant and animal fats, adding to its ecological and nutritional relevance.
  • Synthetic pathways: The synthesis of 16-hydroxyhexadecanoic acid can be achieved through various methods in organic chemistry, including the reduction of certain precursors, highlighting its accessibility for laboratory research.

To summarize, 16-hydroxyhexadecanoic acid is not only an interesting compound due to its structure but also because of its potential utility in various fields. As chemistry continues to evolve, exploring compounds like this one can lead to innovative applications that enhance our understanding of chemical interactions and biological functions.

Synonyms
Juniperic acid
16-HYDROXYPALMITIC ACID
Hexadecanoic acid, 16-hydroxy-
Palmitic acid, 16-hydroxy-
omega-Hydroxypalmitic acid
.omega.-Hydroxypalmitic acid
Juniperinic acid
7IPP3U0F3I
EINECS 208-028-7
NSC 159292
NSC-159292
DTXSID6060133
DTXCID8040858
16-Hydroxyhexadecanoic acid
506-13-8
16-hydroxy-hexadecanoic acid
MFCD00002750
16-hydroxy hexadecanoic acid
16-HydroxyhexadecanoicAcid
UNII-7IPP3U0F3I
hydroxy hexadecanoate
w-hydroxy hexadecanoate
16-Hydoxy hexadecanoate
hydroxy hexadecanoic acid
omega hydroxy hexadecanoate
omega-hydroxy hexadecanoate
bmse000700
w-hydroxy hexadecanoic acid
16-Hydoxy hexadecanoic acid
SCHEMBL153053
omega hydroxy hexadecanoic acid
omega-hydroxy hexadecanoic acid
CHEMBL4281719
CHEBI:55328
16-Hydroxyhexadecanoic acid, 98%
LMFA01050051
NSC159292
AKOS005068207
FH73274
HY-W068212
omega hydroxy hexadecanoate (n-C16:0)
AS-47314
SY057066
DB-051802
16-OH 16:0
CS-0068707
H0675
NS00015517
C18218
F13220
Q27124231
16Y