Skip to main content

12-hydroxystearic acid

ADVERTISEMENT
Identification
Molecular formula
C18H36O3
CAS number
106-14-9
IUPAC name
12-hydroxyoctadecanoic acid
State
State

At room temperature, 12-hydroxystearic acid is typically found as a solid. Its crystalline form is stable under normal conditions, though it can be processed into usable forms for industrial purposes such as in cosmetics and lubricants.

Melting point (Celsius)
73.50
Melting point (Kelvin)
346.65
Boiling point (Celsius)
233.00
Boiling point (Kelvin)
506.15
General information
Molecular weight
300.49g/mol
Molar mass
300.4930g/mol
Density
1.0320g/cm3
Appearence

12-hydroxystearic acid appears as a white to off-white crystalline solid. It can take the form of needles or powder and is slightly soluble in water but more soluble in organic solvents like ethanol or methanol.

Comment on solubility

Solubility of 12-Hydroxyoctadecanoic Acid

12-Hydroxyoctadecanoic acid, commonly referred to as 12-HOA, exhibits interesting solubility characteristics due to its unique molecular structure. This compound is a type of fatty acid with a hydroxyl group, which significantly influences its solubility in various solvents.

Generally, the solubility of 12-HOA can be summarized as follows:

  • Solubility in Water: Limited solubility due to the hydrophobic carbon chain; however, the presence of a hydroxyl group may offer some degree of interaction with water molecules.
  • Solubility in Organic Solvents: Soluble in organic solvents like ethanol, ether, and chloroform, where its hydrophobic characteristics align better with the non-polar nature of these solvents.
  • Behavior in Mixed Solvents: It can partially dissolve in mixed solvent systems, depending on the ratios of polar to non-polar components.

In conclusion, while 12-hydroxyoctadecanoic acid shows limited solubility in water, it is more compatible with organic solvents. This behavior is crucial for its applications in various chemical processes where solubility plays a significant role.

Interesting facts

Interesting Facts About 12-Hydroxyoctadecanoic Acid

12-Hydroxyoctadecanoic acid, also known as hydroxystearic acid, is a fascinating compound that combines both hydrophobic and hydrophilic properties, making it an excellent candidate for various applications in industry and research. Here are some intriguing aspects of this compound:

  • Natural Occurrence: This fatty acid is found in natural sources such as castor oil, where it serves functional roles in biological systems.
  • Surfactant Properties: Due to its unique structure, 12-hydroxyoctadecanoic acid is often utilized as a surfactant, helping to stabilize emulsions and enhance the mixing of oil and water.
  • Biodegradability: The compound is considered biodegradable, making it an environmentally friendly option in the production of personal care products and cleaners.
  • Cosmetic Applications: Its moisturizing properties make it a popular ingredient in lotions and creams, as it helps retain skin hydration.
  • Research Significance: Studies have suggested that the presence of hydroxyl groups in such fatty acids may play a role in influencing lipid metabolism and cellular activities.

As with many fatty acids, understanding the chemical behavior of 12-hydroxyoctadecanoic acid is essential for its application. The compound’s ability to interact with both aqueous and oily environments opens doors to innovations in formulations across multiple industries.

In summary, 12-hydroxyoctadecanoic acid is not just another fatty acid; its unique properties and versatile applications make it an important subject of study for chemists and industry professionals alike. As stated, "Innovation often lies in understanding the unique qualities of commonplace substances."

Synonyms
12-Hydroxystearic acid
12-HYDROXYOCTADECANOIC ACID
106-14-9
Octadecanoic acid, 12-hydroxy-
Hydroxystearic acid
Cerit Fac 3
Hydrofol acid 200
Ceroxin GL
Barolub FTO
DL-12-Hydroxystearic acid
Stearic acid, 12-hydroxy-
36377-33-0
Loxiol G 21
12-hydroxy-octadecanoic acid
NSC 2385
HSDB 5368
UNII-YXH47AOU0F
EINECS 203-366-1
EINECS 253-004-1
UNII-933ANU3H2S
DL-12-hydroxy stearic acid
BRN 1726730
933ANU3H2S
DTXSID8026725
CHEBI:85208
AI3-19730
CASID HSA
NSC-2385
DL-12-HYDROXYOCTADECANOIC ACID
DTXCID606725
KOW
EC 203-366-1
4-03-00-00942 (Beilstein Handbook Reference)
MFCD00004592
12-HYDROXYSTEARIC ACID (USP-RS)
12-HYDROXYSTEARIC ACID [USP-RS]
CAS-106-14-9
12-hydroxy stearic acid
12-Hydroxyoctadecanoicacid
12-Hydroxystearic acid estolide
12-hydroxy-stearic acid
YXH47AOU0F
SCHEMBL17773
WLN: QV10YQ6
12-HSA
CHEMBL292352
NSC2385
(?)-12-Hydroxyoctadecanoic acid
12-Hydroxyoctadecanoic acid, 99%
12-Hydroxystearic acid (Standard)
AAA10614
HY-W127329R
EINECS 227-283-5
EINECS 242-295-0
Tox21_201492
Tox21_303035
LMFA02000130
AKOS016010128
HY-W127329
NCGC00164350-01
NCGC00164350-02
NCGC00257021-01
NCGC00259043-01
78642-86-1
MS-24336
PD150654
12-HYDROXYOCTADECANOIC ACID [HSDB]
DB-180778
Octadecanoic acid, 12-hydroxy-, (+/-)-
CS-0185570
H0308
NS00008165
Octadecanoic acid, 12-hydroxy-, (A+/-)-
E82291
Q27158401
12-Hydroxystearic acid, United States Pharmacopeia (USP) Reference Standard
203-366-1
InChI=1/C18H36O3/c1-2-3-4-11-14-17(19)15-12-9-7-5-6-8-10-13-16-18(20)21/h17,19H,2-16H2,1H3,(H,20,21