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917-58-8

Name Potassium ethylate
CAS 917-58-8
EINECS(EC#) 213-029-0
Molecular Formula C2H5KO
MDL Number MFCD00054277
Molecular Weight 84.16
MOL File 917-58-8.mol
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Chemical Properties

Appearance solid
Melting point  250°C (dec.)
Boiling point  -78.5°C (rough estimate)
density  0.894 g/mL at 25 °C
vapor pressure  0Pa at 25℃
refractive index  n20/D 1.39
Fp  70 °F
storage temp.  Flammables area
solubility  Soluble in ethanol, ether
form  Powder
color  white to off-white
Specific Gravity 0.894
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.
Water Solubility  It reacts vigorously with water.
Hydrolytic Sensitivity 8: reacts rapidly with moisture, water, protic solvents
Sensitive  Moisture Sensitive
Exposure limits ACGIH: STEL 1000 ppm
OSHA: TWA 1000 ppm(1900 mg/m3)
NIOSH: IDLH 3300 ppm; TWA 1000 ppm(1900 mg/m3)
CAS DataBase Reference 917-58-8(CAS DataBase Reference)
EPA Substance Registry System 917-58-8(EPA Substance)
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Safety Data

Hazard Codes  F,C
Risk Statements 
R11:Highly Flammable.
R14:Reacts violently with water.
R34:Causes burns.
Safety Statements 
S8:Keep container dry .
S16:Keep away from sources of ignition-No smoking .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S43:In case of fire, use ... (indicate in the space the precise type of fire-fighting equipment. If water increases the risk add-Never use water) .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where 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
HS Code  29051900

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