A6701512
Potassium tert-butoxide , 95% , 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
| Pack Size | Price | Stock | Quantity |
| 25G | RMB23.20 | In Stock |
|
| 100G | RMB52.00 | In Stock |
|
| 500G | RMB141.60 | In Stock |
|
| 2.5kg | RMB607.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 256-258 °C (dec.) (lit.) |
| Boiling point: | 275°C |
| Density | 0.910 g/mL at 20 °C |
| bulk density | 500kg/m3 |
| 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) |
Description and Uses
Potassium tert-butylate is used to catalyzes the Michael addition reaction.
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 |
| Limited Quantities | 1.0 L (0.3 gallon) (liquid) |
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml) |
