Potassium tert-butoxide , 98% , 865-47-4

Synonym(s):
Potassium tert-butylate;Potassium tert-butylate;Potassium t-butoxide;Potassium-2-methylpropan-2-olate solution

CAS NO.：865-47-4

Empirical Formula: C4H9KO

Molecular Weight: 112.21

MDL number: MFCD00012162

EINECS: 212-740-3

PRODUCT Properties

• Melting point: 256-258 °C (dec.) (lit.)
• Boiling point: 275°C
• Density: 0.910 g/mL at 20 °C
• vapor pressure: 1 mm Hg ( 220 °C)
• Flash point: 54 °F
• storage temp.: Store below +30°C.
• solubility: Soluble in hexane, toluene, diethyl ether and terahydrofuran.
• pka: pK1:18(25°C)
• form: Solution
• Specific Gravity: 0.902
• color: White to off-white
• PH: 13 (5g/l, H2O, 20℃)Hydrolysis
• Water Solubility: REACTS
• Sensitive: Moisture Sensitive
• Hydrolytic Sensitivity: 7: reacts slowly with moisture/water
• BRN: 3556712
• Stability: Stable, but reacts violently with water and acids, possibly leading to fire. Incompatible with water, acids, halogenated hydrocarbons, alcohols, strong oxidizing agents, ketones, carbon dioxide.
• InChIKey: LPNYRYFBWFDTMA-UHFFFAOYSA-N
• CAS DataBase Reference: 865-47-4(CAS DataBase Reference)
• EPA Substance Registry System: 2-Methyl-2-propanol, potassium salt (865-47-4)

Safety

• Symbol(GHS): GHS02,GHS05
• Signal word: Danger
• Hazard statements: H228-H260-H314
• Precautionary statements: P210-P231+P232-P260-P280-P303+P361+P353-P305+P351+P338
• Hazard Codes: F,C,Xi
• Risk Statements: 11-19-22-34-35-14-20-36/37-37
• Safety Statements: 16-26-36/37/39-43-45-7/9-8-43A-33-27-29
• RIDADR: UN 3274 3/PG 2
• WGK Germany: 1
• F: 10-21
• Autoignition Temperature: 483 °C
• Hazard Note: Flammable solid/Corrosive
• TSCA: Yes
• HazardClass: 8
• PackingGroup: I
• HS Code: 29051900