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10930

Sigma-Aldrich

Arachidic acid

synthetic, ≥99.0% (GC)

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Synonym(s):
Arachic acid, Arachidinic acid, Eicosanoic acid, Icosanoic acid, NSC 93983
Linear Formula:
CH3(CH2)18COOH
CAS Number:
Molecular Weight:
312.53
Beilstein:
1788211
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

≥99.0% (GC)

form

solid

quality

synthetic

mp

74-76 °C (lit.)

solubility

H2O: insoluble
benzene: freely soluble
chloroform: freely soluble
cold water: very slightly soluble
diethyl ether: freely soluble
petroleum ether: freely soluble

SMILES string

CCCCCCCCCCCCCCCCCCCC(O)=O

InChI

1S/C20H40O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(21)22/h2-19H2,1H3,(H,21,22)

InChI key

VKOBVWXKNCXXDE-UHFFFAOYSA-N

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1 of 4

This Item
A3631364525A9010
Arachidic acid synthetic, ≥99.0% (GC)

Sigma-Aldrich

10930

Arachidic acid

Arachidic acid ≥99%

Sigma-Aldrich

A3631

Arachidic acid

Oleic acid technical grade, 90%

Sigma-Aldrich

364525

Oleic acid

Ethyl arachidate ≥99%

Sigma-Aldrich

A9010

Ethyl arachidate

form

solid

form

crystalline powder

form

liquid, semisolid, waxy solid

form

solid

mp

74-76 °C (lit.)

mp

74-76 °C (lit.)

mp

13-14 °C (lit.)

mp

-

solubility

H2O: insoluble, benzene: freely soluble, chloroform: freely soluble, cold water: very slightly soluble, diethyl ether: freely soluble, petroleum ether: freely soluble

solubility

-

solubility

alcohol: soluble, benzene: soluble, chloroform: soluble, diethyl ether: soluble, water: insoluble

solubility

-

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

quality

synthetic

quality

-

quality

-

quality

-

Application

Arachidic acid was used to study the growth of cadmium sulfide crystals under arachidic acid monolayers. It may be used to compose Langmuir-Blodgett (LB) films.

Storage Class Code

11 - Combustible Solids

WGK

nwg

Flash Point(F)

230.0 °F - closed cup

Flash Point(C)

110 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Morphology of microphase separation in arachidic acid/cadmium arachidate Langmuir-Blodgett multilayers.
Kurnaz ML and Schwartz DK.
The Journal of Physical Chemistry, 100(26), 11113-11119 (1996)
Epitaxial growth of size-quantized cadmium sulfide crystals under arachidic acid monolayers.
Yang J, et al.
The Journal of Physical Chemistry, 99(15), 5500-5504 (1995)
Gregor Thomas Dahl et al.
Materials (Basel, Switzerland), 12(18) (2019-09-08)
Zirconia nanoceramics are interesting materials for numerous high-temperature applications. Because their beneficial properties are mainly governed by the crystal and microstructure, it is essential to understand and control these features. The use of co-stabilizing agents in the sol-gel synthesis of
Ubonvan Termsarasab et al.
International journal of pharmaceutics, 441(1-2), 373-380 (2012-11-24)
Chitosan oligosaccharide-arachidic acid (CSOAA) conjugate was successfully synthesized and used for the development of self-assembled nanoparticles for doxorubicin (DOX) delivery. The molar substitution of AA on CSO and critical micelle concentration (CMC) of CSOAA were measured. Physicochemical properties of DOX-loaded
Sangjun Seok et al.
Langmuir : the ACS journal of surfaces and colloids, 25(16), 9262-9269 (2009-07-25)
In situ imaging ellipsometry is employed to monitor the morphology of collapsed films of fatty acid Langmuir monolayers on pure water and on CaCl2 solution. The ellipsometry images reveal the existence of multilayer domains in the collapsed region, and analysis

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