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Basic Information
CAS No.: 917-58-8
Name: Potassium ethylate
Article Data: 26
Molecular Structure:
Molecular Structure of 917-58-8 (Potassium ethylate)
Formula: C2H5KO
Molecular Weight: 84.1594
Synonyms: Ethanol,potassium salt (9CI);Ethyl alcohol, potassium salt (8CI);Potassium ethoxide(6CI,7CI);Potassium ethanolate;
EINECS: 213-029-0
Density: 0.894 g/mL at 25 °C
Melting Point: 250 °C (dec.)
Boiling Point: 72.6 °C at 760 mmHg
Flash Point: 8.9 °C
Solubility: reacts with water
Appearance: solid
Hazard Symbols: FlammableF,CorrosiveC
Risk Codes: 11-14-34
Safety: 8-16-26-43-45-36/37/39
Transport Information: UN 3274 3/PG 2
PSA: 23.06000
LogP: 0.43680
Synthetic route
64-17-5

ethanol

917-58-8

potassium ethoxide

Conditions
ConditionsYield
With hydrogen; potassium at 200℃;
With potassium hydroxide; benzene under 5148.6 Torr;
With potassium; xylene
67-64-1

acetone

917-58-8

potassium ethoxide

Conditions
ConditionsYield
With potassium hydroxide
94670-02-7

ethyl ether of 1-(4-(dimethylamino)phenyl)ethyl alcohol

A

917-58-8

potassium ethoxide

B

C10H14KN

Conditions
ConditionsYield
With potassium In tetrahydrofuran at -20℃; Product distribution;
7664-41-7

ammonia

potassium amide

122-52-1

triethyl phosphite

917-58-8

potassium ethoxide

Conditions
ConditionsYield
at -40℃;
623-81-4

diethyl sulphite

K2SO3

K2SO3

liquid SO2

liquid SO2

A

917-58-8

potassium ethoxide

B

SO2

SO2

64-17-5

ethanol

7440-09-7

potassium

917-58-8

potassium ethoxide

Conditions
ConditionsYield
In ethanol byproducts: H; dissolving of K in C2H5OH, violent reactn.;;
In ethanol byproducts: H; dissolving of K in C2H5OH, violent reactn.;;
64-17-5

ethanol

potassium hydroxide

917-58-8

potassium ethoxide

Conditions
ConditionsYield
In ethanol; water byproducts: H2O; equlibrium;;
7440-09-7

potassium

20398-06-5

thallium (I) ethoxide

917-58-8

potassium ethoxide

Conditions
ConditionsYield
In not given
In not given

potassium amide

917-58-8

potassium ethoxide

Conditions
ConditionsYield
With ethanol byproducts: NH3;
With ethanol byproducts: NH3;

potassium hexacyanoniccolate (I)

10102-43-9

nitrogen(II) oxide

A

nickel(II) cyanide

potassium tetracyanonickelate(II)

C

917-58-8

potassium ethoxide

D

potassium hydroxide

E

10024-97-2

dinitrogen monoxide

Conditions
ConditionsYield
In ethanol at -40°C;;
In ethanol at -40°C;;
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Chemistry

Molecular Structure of Potassium ethanolate (CAS NO.917-58-8):

IUPAC Name: Potassium ethanolate 
Molecular Formula: C2H5KO
Molecular Weight: 84.15
EINECS: 213-029-0
Melting Point: 250 °C (dec.)
Density: 0.894 g/mL at 25 °C
Flash Point: 8.9 °C
Enthalpy of Vaporization: 38.56 kJ/mol
Boiling Point: 72.6 °C at 760 mmHg
Vapour Pressure: 82.8 mmHg at 25 °C 
Storage temp.: Flammables area
Sensitive: Moisture Sensitive 
Appearance: light yellow to tan powder.
Canonical SMILES: CC[O-].[K+]
InChI: InChI=1S/C2H5O.K/c1-2-3;/h2H2,1H3;/q-1;+1
InChIKey: RPDAUEIUDPHABB-UHFFFAOYSA-N
Classification Code: TSCA Flag P [A commenced PMN (Premanufacture Notice) substance]  
Stability: Stable, but highly flammable. Reacts violently with water. Contact with damp air may lead to heating of the solid, which could in turn ignite it, or materials with which it is in contact. Incompatible with air, water, moisture, acids, acid chlorides, acid anhydrides, oxidizing agents, reducing agents.

Uses

 Potassium ethanolate (CAS NO. 917-58-8) is used in pharmaceutical raw materials and raw materials for organic synthesis.

Safety Profile

May ignite in moist air. Reacts with H2O to form EtOH and KOH. When heated to decomposition it emits flammable and toxic fumes of H2 and C2H4.
Safety Information of Potassium ethanolate (CAS NO.917-58-8):
Hazard Codes: FlammableF,CorrosiveC
Risk Statements: 11-14-34 
R11:Highly flammable. 
R14 :Reacts violently with water. 
R34:Causes burns.
Safety Statements: 8-16-26-43-45-36/37/39
S8:Keep container dry. 
S16:Keep away from sources of ignition. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S43:In case of fire use ... (there follows the type of fire-fighting equipment to be used.) 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
RIDADR: UN 3274 3/PG 2
WGK Germany: 1
TSCA: Yes
HazardClass: 3
PackingGroup: II 

Specification

 Potassium ethanolate (CAS NO.917-58-8), its Synonyms are Ethanol, potassium salt ; Ethanol, potassium salt (1:1) ; Potassium ethoxide ;  .