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| CAS No.: | 506-30-9 |
|---|---|
| Name: | Arachidic Acid |
| Molecular Structure: | |
|
|
|
| Formula: | C20H40O2 |
| Molecular Weight: | 312.536 |
| Synonyms: | Arachicacid;Arachidic acid;Icosanoic acid;NSC 93983;n-Eicosanoic acid; |
| EINECS: | 208-031-3 |
| Density: | 0.884 g/cm3 |
| Melting Point: | 74-76 °C(lit.) |
| Boiling Point: | 376.4 °C at 760 mmHg |
| Flash Point: | 169.7 °C |
| Solubility: | Practically insoluble in water |
| Appearance: | yellowish flakes |
| Hazard Symbols: |
 Xi, Xn
|
| Risk Codes: | 36/37/38-20/21/22 |
| Safety: | 24/25-36-26 |
| PSA: | 37.30000 |
| LogP: | 7.11270 |
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| Conditions | Yield |
|---|---|
| Stage #1: 6-bromohexanoic acid With 1-methyl-pyrrolidin-2-one; tert-butylmagnesium chloride In tetrahydrofuran at -78℃; for 0.166667h; Inert atmosphere; Stage #2: n-tetradecylmagnesium chloride With buta-1,3-diene; nickel dichloride In tetrahydrofuran under 760.051 Torr; for 1h; Inert atmosphere; Cooling with ice; | 95% |
| Conditions | Yield |
|---|---|
| bei der Oxydation; |
- 29204-02-2
gadoleic acid
- 506-30-9
Arachidic acid
| Conditions | Yield |
|---|---|
| Hydrogenation; |
| Conditions | Yield |
|---|---|
| With potassium hydroxide; water durch Schmelzen; | |
| With potassium hydroxide |
| Conditions | Yield |
|---|---|
| With potassium hydroxide Schmelzen; |
| Conditions | Yield |
|---|---|
| With terpentine oil; oxygen at 95℃; |
- 62133-71-5
eicos-9t-enoic acid
- 506-30-9
Arachidic acid
| Conditions | Yield |
|---|---|
| Hydrogenation; |
| Conditions | Yield |
|---|---|
| With nitric acid |
- 110071-74-4
4-oxoicosanoic acid
- 506-30-9
Arachidic acid
| Conditions | Yield |
|---|---|
| With sodium hydroxide; hydrazine hydrate; ethylene glycol at 220℃; |
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Chemistry
Molecule structure of Eicosanoic acid (CAS NO.506-30-9):
IUPAC Name: Icosanoic acid
Molecular Weight: 312.5304 g/mol
Molecular Formula: C20H40O2
Density: 0.884 g/cm3
Melting Point: 74-76 °C(lit.)
Storage Temp.: −20 °C
Solubility: chloroform: 50 mg/mL, clear, colorless
Water Solubility: practically insoluble
Boiling Point: 376.4 °C at 760 mmHg
Flash Point: 169.7 °C
Index of Refraction: 1.457
Molar Refractivity: 96.27 cm3
Molar Volume: 353.2 cm3
Polarizability: 38.16×10-24 cm3
Surface Tension: 33.4 dyne/cm
Enthalpy of Vaporization: 65.83 kJ/mol
Vapour Pressure: 2.46E-06 mmHg at 25 °C
XLogP3: 8.5
H-Bond Donor: 1
H-Bond Acceptor: 2
Rotatable Bond Count: 18
Exact Mass: 312.302831
MonoIsotopic Mass: 312.302831
Topological Polar Surface Area: 37.3
Heavy Atom Count: 22
Complexity: 226
Canonical SMILES: CCCCCCCCCCCCCCCCCCCC(=O)O
InChI: 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)
InChIKey: VKOBVWXKNCXXDE-UHFFFAOYSA-N
EINECS: 208-031-3
Product Categories: Alkylcarboxylic Acids;Biochemistry;Higher Fatty Acids & Higher Alcohols;Monofunctional & alpha,omega-Bifunctional Alkanes;Monofunctional Alkanes;Saturated Higher Fatty Acids
Uses
Eicosanoic acid (CAS NO.506-30-9) is used for the preparation of detergent, photographic materials, lubricants, etc.
Toxicity Data With Reference
| 1. | imp-mus TDLo:1000 mg/kg:NEO | CNREA8 Cancer Research. 26 (1966),105. |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Hazard Codes: 
Xi, 
Xn
Risk Statements: 36/37/38-20/21/22
R36/37/38:Irritating to eyes, respiratory system and skin.
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.
Safety Statements: 24/25-36-26
S24/25:Avoid contact with skin and eyes.
S36:Wear suitable protective clothing.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
RTECS: JX3780000
HazardClass: IRRITANT
Questionable carcinogen with experimental neoplastigenic data by implant route. When heated to decomposition it emits acrid smoke and fumes.
Specification
Eicosanoic acid (CAS NO.506-30-9) is also named as Arachic acid ; Arachidic acid ; Icosanoic acid ; NSC 93983 ; n-Eicosanoic acid . Eicosanoic acid (CAS NO.506-30-9) is white glistening powder or flakes.