Potassium tert-butanolate, Promotion Season Now in Store and Free Sample for Testing with Factory Price
- Chemical Name: Potassium tert-butanolate
- CAS No.: 865-47-4
- Molecular Fomula: C4H9KO
- Molecular weight: 112.21200
- Appearance: white crystalline powder
- Sample: Available
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Description of BuOk
Potassium tert-butoxide is the chemical compound with the formula K+(CH3)3CO−. This colourless solid is a strong base (pKa of conjugate acid around 17) which is useful in organic synthesis. It exists as a tetrameric cubane-type cluster. It is often seen written in chemical literature as potassium t-butoxide.
Basic Info of Potassium tert-butanolate
Basic Info
Numbering system
Properties
Safety Info
Basic Info
| Chemical Name | Potassium tert-butanolate |
|---|---|
| Synonyms | potassium,2-methylpropan-2-olate; |
| CAS No. | 865-47-4 |
| Molecular Formula | C4H9KO |
| Molecular Weight | 112.21200 |
| PSA | 23.06000 |
| LogP | 1.21540 |
Numbering system
| MDL number | MFCD00012162 |
|---|
Properties
| Appearance & Physical State | white crystalline powder |
|---|---|
| Density | 0.929 |
| Boiling Point | 275ºC |
| Melting Point | 256-258ºC |
| Flash Point | -21ºC |
| Water Solubility | REACTS |
| 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. |
| Storage Condition | Flammables area |
| Vapor Pressure | 1 mm Hg ( 220 °C) |
Safety Info
| Hazard Class | 8 |
|---|---|
| Safety Statements | S16-S33-S36/37/39-S43-S8 |
| HS Code | 29051900 |
| WGK Germany | 1 |
| Packing Group | I |
| RIDADR | UN 3274 3/PG 2 |
| Risk Statements | R11; R14; R19; R35 |
| Hazard Codes | C |
| Symbol | GHS02, GHS05, GHS07, GHS08 |
| Caution Statement | P210; P231 + P232; P280; P370 + P378; P402 + P404; P403 + P235 |
| Hazard Declaration | H225; H260; H302; H314; H335; H351 |
| Supplemental Hazard Statements | May form explosive peroxides; Reacts violently with water. |
| Signal Word | Danger |
What is BuOk?
- With the progress of science and technology and the development of society, chemical products have invariably permeated our daily lives, in medicine, food, cosmetics, electronics, industry, and other areas, becoming an essential part of our lives.
- One such product is BuOk which has developed particularly rapidly in recent years. Do you know about BuOk?
- The official answer: Potassium tert-butoxide is an important organic base, more basic than potassium hydroxide. Due to the induction effect of the three methyl groups of (CH3)3CO-, it is a stronger base and more active than other potassium alcohols and is thus a good catalyst. Furthermore, as a strong base, potassium tert-butoxide is used in chemical, pharmaceutical and pesticide organic synthesis, such as ester exchange, condensation, rearrangement strength, polymerisation, ring opening and the production of heavy metal protic acid esters. It is used to catalyse the Michael addition reaction, the Pinacol rearrangement reaction and the Ramberg-BacklChemicalbookund rearrangement reaction; potassium tert-butoxide is used as a condensation agent to catalyse the Darzens condensation reaction and the Stobbe condensation reaction; it is also the most efficient base for the traditional alcohol salt-halomimetic reaction to produce dihalogenated carbines. As a result, potassium tert-butoxide is becoming popular with the chemical, pharmaceutical, and pesticide industries. With such a wide range of uses, potassium tert-butoxide is in high demand at home and abroad for high purity tert-butanol. But, as its production costs are higher than those of other alkali metal alcohol salts and the production technology needs to be improved, in-depth research into potassium tert-butoxide is particularly important.
What’s the application of BuOk?
BuOk is used as a strong base for condensation, rearrangement and ring opening reactions in chemical, pharmaceutical and pesticide organic synthesis.
Conclusion
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