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ChemicalBook >> CAS DataBase List >> Potassium tert-butoxide

Potassium tert-butoxide

Potassium tert-butoxide price.
  • $14 - $3010
  • Product name: Potassium tert-butoxide
  • CAS: 865-47-4
  • MF: C4H9KO
  • MW: 112.21
  • EINECS:212-740-3
  • MDL Number:MFCD00012162
  • Synonyms:POTASSIUM TERT-BUTOXIDE;2-methyl-2-propanopotassiumsalt ;2-Propanol,2-methyl-,potassiumsalt ;potassium-butoxide ;potassiumt-butoxide,ktb ;potassiumt-butoxide,ktb,in ;potassiumt-butoxide,ktb,inisobutanol ;potassiumt-butoxide,ktb,inisopropanol
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  • ManufacturerAK Scientific
  • Product numberB821
  • Product descriptionPotassium tert-Butoxide
  • Packaging25g
  • Price$15
  • Updated2021-12-16
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  • ManufacturerAlfa Aesar
  • Product numberA13947
  • Product descriptionPotassium tert-butoxide, 97%
  • Packaging25g
  • Price$39.5
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product numberA13947
  • Product descriptionPotassium tert-butoxide, 97%
  • Packaging100g
  • Price$57.7
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product numberA13947
  • Product descriptionPotassium tert-butoxide, 97%
  • Packaging250g
  • Price$75
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product numberA13947
  • Product descriptionPotassium tert-butoxide, 97%
  • Packaging500g
  • Price$130
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product numberA13947
  • Product descriptionPotassium tert-butoxide, 97%
  • Packaging1000g
  • Price$218
  • Updated2024-03-01
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  • ManufacturerApolloscientific
  • Product numberOR11033
  • Product descriptionPotassium tert-Butoxide
  • Packaging10g
  • Price$15
  • Updated2021-12-16
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  • ManufacturerChem-Impex
  • Product number27317
  • Product descriptionPotassiumtert-butoxide,≥99%(Assaybytitration)Hazmat ≥99%(Assaybytitration)
  • Packaging25G
  • Price$15.6
  • Updated2021-12-16
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  • ManufacturerChem-Impex
  • Product number27317
  • Product descriptionPotassiumtert-butoxide,99%(Assaybytitration) 99%(Assaybytitration)
  • Packaging100G
  • Price$19.6
  • Updated2021-12-16
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  • ManufacturerChem-Impex
  • Product number29540
  • Product descriptionPotassiumtert-butoxidesolution,1.0 Mintert-butanol,0.95-1.10M(bytitration) 0.95-1.10M(bytitration)
  • Packaging100ML
  • Price$25.2
  • Updated2021-12-16
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  • ManufacturerChem-Impex
  • Product number27317
  • Product descriptionPotassiumtert-butoxide,99%(Assaybytitration) 99%(Assaybytitration)
  • Packaging25KG
  • Price$1786.4
  • Updated2021-12-16
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  • ManufacturerChem-Impex
  • Product number29540
  • Product descriptionPotassiumtert-butoxidesolution,1.0 Mintert-butanol,0.95-1.10M(bytitration) 0.95-1.10M(bytitration)
  • Packaging2.5L
  • Price$369.6
  • Updated2021-12-16
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  • ManufacturerChem-Impex
  • Product number27317
  • Product descriptionPotassiumtert-butoxide,99%(Assaybytitration) 99%(Assaybytitration)
  • Packaging5KG
  • Price$380.8
  • Updated2021-12-16
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  • ManufacturerChem-Impex
  • Product number29540
  • Product descriptionPotassiumtert-butoxidesolution,1.0 Mintert-butanol,0.95-1.10M(bytitration) 0.95-1.10M(bytitration)
  • Packaging4L
  • Price$548.8
  • Updated2021-12-16
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  • ManufacturerChem-Impex
  • Product number27317
  • Product descriptionPotassiumtert-butoxide,99%(Assaybytitration) 99%(Assaybytitration)
  • Packaging10KG
  • Price$739.2
  • Updated2021-12-16
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  • ManufacturerChem-Impex
  • Product number27317
  • Product descriptionPotassiumtert-butoxide,99%(Assaybytitration) 99%(Assaybytitration)
  • Packaging1KG
  • Price$89.6
  • Updated2021-12-16
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Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific B821 Potassium tert-Butoxide 25g $15 2021-12-16 Buy
Alfa Aesar A13947 Potassium tert-butoxide, 97% 25g $39.5 2024-03-01 Buy
Alfa Aesar A13947 Potassium tert-butoxide, 97% 100g $57.7 2024-03-01 Buy
Alfa Aesar A13947 Potassium tert-butoxide, 97% 250g $75 2024-03-01 Buy
Alfa Aesar A13947 Potassium tert-butoxide, 97% 500g $130 2024-03-01 Buy
Alfa Aesar A13947 Potassium tert-butoxide, 97% 1000g $218 2024-03-01 Buy
Apolloscientific OR11033 Potassium tert-Butoxide 10g $15 2021-12-16 Buy
Chem-Impex 27317 Potassiumtert-butoxide,≥99%(Assaybytitration)Hazmat ≥99%(Assaybytitration) 25G $15.6 2021-12-16 Buy
Chem-Impex 27317 Potassiumtert-butoxide,99%(Assaybytitration) 99%(Assaybytitration) 100G $19.6 2021-12-16 Buy
Chem-Impex 29540 Potassiumtert-butoxidesolution,1.0 Mintert-butanol,0.95-1.10M(bytitration) 0.95-1.10M(bytitration) 100ML $25.2 2021-12-16 Buy
Chem-Impex 27317 Potassiumtert-butoxide,99%(Assaybytitration) 99%(Assaybytitration) 25KG $1786.4 2021-12-16 Buy
Chem-Impex 29540 Potassiumtert-butoxidesolution,1.0 Mintert-butanol,0.95-1.10M(bytitration) 0.95-1.10M(bytitration) 2.5L $369.6 2021-12-16 Buy
Chem-Impex 27317 Potassiumtert-butoxide,99%(Assaybytitration) 99%(Assaybytitration) 5KG $380.8 2021-12-16 Buy
Chem-Impex 29540 Potassiumtert-butoxidesolution,1.0 Mintert-butanol,0.95-1.10M(bytitration) 0.95-1.10M(bytitration) 4L $548.8 2021-12-16 Buy
Chem-Impex 27317 Potassiumtert-butoxide,99%(Assaybytitration) 99%(Assaybytitration) 10KG $739.2 2021-12-16 Buy
Chem-Impex 27317 Potassiumtert-butoxide,99%(Assaybytitration) 99%(Assaybytitration) 1KG $89.6 2021-12-16 Buy

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
color :White to off-white
Specific Gravity :0.902
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 Information

Symbol(GHS): GHS hazard pictogramsGHS hazard pictograms
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H228 Flammable solid Flammable solids Category 1
Category 2
Danger
Warning
GHS hazard pictograms P210, P240,P241, P280, P370+P378
H260 In contact with water releases flammable gases which may ignite spontaneously Substances And Mixtures Which, In Contact With Water,Emit Flammable Gases Category 1 Danger GHS hazard pictograms P223, P231+P232, P280, P335+ P334,P370+P378, P402+P404, P501
H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger GHS hazard pictograms P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
Precautionary statements:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P231+P232 Handle under inert gas. Protect from moisture.
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

Potassium tert-butoxide is used as a strong non-nucleophilic base in organic chemistry. It plays an active role in dehydrohalogenation reactions. It is also useful for greener amidation of esters. It serves as an intermediate in Mizoroki-Heck-type reactions. Furthermore, it is used as an initiator in anionic polymerization of carbazolyl-substituted oxiranes. It catalyzes the reaction of hydrosilanes and heterocyclic compounds to give the silyl derivatives with evolution of hydrogen.

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