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Cas Database |
| Name |
Potassium stearate |
EINECS | 209-786-1 |
| CAS No. | 593-29-3 | Density | 1.12 g/cm3 |
| PSA | 40.13000 | LogP | 4.99780 |
| Solubility | insoluble in water | Melting Point |
N/A |
| Formula | C18H35KO2 | Boiling Point | 359.4 °C at 760 mmHg |
| Molecular Weight | 322.573 | Flash Point | 162.4 °C |
| Transport Information | N/A | Appearance | white powder |
| Safety | 24/25 | Risk Codes | N/A |
| Molecular Structure |
|
Hazard Symbols | N/A |
| Synonyms |
Octadecanoicacid, potassium salt (9CI);Stearic acid, potassium salt (8CI);Nonsoul SK 1;Potassium n-octadecanoate;Potassium octadecanoate; |
Article Data | 6 |
Potassium stearate Synthetic route
| Conditions | Yield |
|---|---|
| Trennung von Stearinsaeure durch Behandeln des Saeure-Ester-Gemisches in Aethylenchlorid; |
- 112-80-1
cis-Octadecenoic acid
- 7803-57-8
hydrazine hydrate
A
- 4130-54-5
stearic acid hydrazide
B
- 593-29-3
potassium stearate
| Conditions | Yield |
|---|---|
| das Kaliumsalz; |
- 75-75-2
methanesulfonic acid
- 1912-32-9
n-butyl methanesulfonate
- 123-95-5
n-butyl stearate
- 57-11-4
stearic acid
A
- 2386-56-3
potassium mesylate
B
- 593-29-3
potassium stearate
| Conditions | Yield |
|---|---|
| With potassium hydroxide; water In butan-1-ol at 50 - 175℃; for 0.666667 - 1h; Conversion of starting material; |
| Conditions | Yield |
|---|---|
| With potassium hydroxide In water at 20℃; for 0.5h; | |
| With potassium hydroxide at 80℃; pH=10.4; |
| Conditions | Yield |
|---|---|
| With potassium hydroxide In methanol at 60 - 100℃; under 30.003 Torr; for 0.166667h; Microwave irradiation; |
| Conditions | Yield |
|---|---|
| With Aliquat 336 for 0.0166667h; Irradiation; | 98% |
| Conditions | Yield |
|---|---|
| Stage #1: stearic acid With trichloroisocyanuric acid; triphenylphosphine In dichloromethane at 0 - 20℃; Stage #2: potassium stearate In dichloromethane at 20℃; for 1.25h; | 95% |
- 593-29-3
potassium stearate
- 340732-61-8
4-chloromethyl-2-(2,2-dimethyl-[1,3]dioxolan-4-ylmethoxy)-[1,3,2]dioxaphospholane 2-oxide
| Conditions | Yield |
|---|---|
| at 130℃; for 4h; | 88% |
| Conditions | Yield |
|---|---|
| In ethanol; water potassium n-alkanoate dissolved in a mixture of deionized water and ethanol (1:1 v/v) and added dropwise to a stirred soln. of Eu(NO3)3*6H2O in water; white precipitate formed; stirred at room temp. for 3 h; precipitate filtered, and washed repeatedly with aq. ethanol (1:1 v/v) and hot acetone; dried at room temp. for 24 h; elem. anal.; | 85% |
- 53179-86-5
2-morpholino-2-oxo-1,3,2λ5-dioxaphosphorinane
- 593-29-3
potassium stearate
| Conditions | Yield |
|---|---|
| at 130℃; for 3.5h; | 77% |
Potassium stearate Chemical Properties
The Molecular Structure of Potassium stearate (CAS NO.593-29-3):
Empirical Formula: C18H35KO2
Molecular Weight: 322.5676
IUPAC Name: potassium octadecanoate
Appearance: white powder
Nominal Mass: 322 Da
Average Mass: 322.5676 Da
Monoisotopic Mass: 322.227412 Da
Flash Point: 162.4 °C
Enthalpy of Vaporization: 63.84 kJ/mol
Boiling Point: 359.4 °C at 760 mmHg
Vapour Pressure: 8.58E-06 mmHg at 25°C
log P (octanol-water): 4.130
Atmospheric OH Rate Constant: 2.15E-11 cm3/molecule-sec at 25°C
Water Solubility: insoluble
InChI
InChI=1/C18H36O2.K/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20;/h2-17H2,1H3,(H,19,20);/q;+1/p-1
Smiles
C(CCCCCCCCCCC)CCCCCC(=O)[O-].[K+]
EINECS: 209-786-1
Potassium stearate Uses
Potassium stearate (CAS NO.593-29-3) is used as a surface active agent and fiber softener, Loose agent, blowing agents, anti-caking agent, emulsifier, stabilizer, and it also used as emulsifier, can be used for cakes, maximum use of 0.18g/kg.
Potassium stearate Production
By the high-temperature reaction of stearic acid and potassium hydroxide formed after cooling.
Potassium stearate Toxicity Data With Reference
RTECS#: CAS# 593-29-3: WI4600000
LD50/LC50: RTECS: Not available.
Carcinogenicity: Potassium stearate - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65.
Potassium stearate Safety Profile
When heated to decomposition it emits acrid smoke and irritating fumes.
Safety Statements
S24/25: Avoid contact with skin and eyes
Potassium stearate Specification
Chemical Stability: Stable under normal temperatures and pressures.
Conditions to Avoid: Incompatible materials.
Incompatibilities with Other Materials: Strong oxidizing agents.
Hazardous Decomposition Products: Carbon monoxide, carbon dioxide, oxides of potassium.
Hazardous Polymerization: Will not occur.
Potassium stearate (CAS NO.593-29-3) is also called as Octadecanoic acid, potassium salt ; Octadecanoic acid, potassium salt ; Potassium n-octadecanoate ; Potassium octadecanoate ; Potassium stearate ; Steadan 300 ; Stearates ; Stearic acid, potassium salt ; Octadecanoic acid, potassium salt ; Octadecanoic acid, potassium salt (1:1) ; Potassium stearate, pure ; Stearic acid, potassium salt .
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