CAS 865-47-4: Potassium tert-butoxide
Formula:C4H10O·K
InChI:InChI=1S/C4H10O.K/c1-4(2,3)5;/h5H,1-3H3;
InChI key:InChIKey=XAEBTCPOZVEMHR-UHFFFAOYSA-N
SMILES:[K].OC(C)(C)C
- Synonyms:
- 2-Methyl-2-propanol potassium salt
- 2-Propanol, 2-methyl-, potassium salt (1:1)
- Kalium-Tert.-Butylat
- Kalium-tert-butanolat
- Potassium 1,1-dimethylethoxide
- Potassium 2-methylpropan-2-olate
- Potassium Tert-Butanolate
- Potassium t-butoxide
- Potassium tert-butanol
- Potassium tert-butoxide
- See more synonyms
- Potassium tert-butylate
- Terc-Butanolato De Potasio
- Tert-Butoxide, Potassium
- tert-Butanol potassium salt
- tert-Butanolate de potassium
- tert-Butoxypotassium
- tert-Butyl alcohol, potassium salt
- 2-Propanol,2-methyl-,potassiumsalt
- potassium-butoxide
- Potassiumtbutoxide
- PTB
- 2-methyl-2-propanopotassiumsalt
- Potassium tert-butoxide (PTB/KTB)
- N-(2-Chlorobenzyloxycarbonyloxy) succinimide
- KTB
- 2-Propanol, 2-methyl-, potassium salt
- Potassium Tertiary Butoxide

Potassium tert-Butoxide
CAS:865-47-4
Formula:
C4H9KO
Purity:
>97.0%(T)
Color and Shape:
White to Light yellow powder to crystal
Molecular weight:
112.21
Ref: 3B-P1008
25g | 29.00 € | ||
100g | 47.00 € | ||
500g | 144.00 € |
Estimated delivery in United States, on Thursday 10 Apr 2025

Potassium tert-butoxide, 97%
CAS:865-47-4
Potassium tert-butoxide is used as a strong non-nucleophilic base in organic chemistry. It plays an …
Formula:
C4H9KO
Purity:
97%
Color and Shape:
White to pale cream, Crystals or powder or crystalline powder
Molecular weight:
112.21
Ref: 02-A13947
1kg | 237.00 € | ||
25g | 36.00 € | ||
100g | 46.00 € | ||
250g | 87.00 € | ||
500g | To inquire |
Estimated delivery in United States, on Friday 11 Apr 2025

CALLERY™ Potassium tert-butoxide, 20% solution in tetrahydrofuran
CAS:865-47-4
Formula:
C4H9KO
Color and Shape:
Colorless to amber
Molecular weight:
112.21
Ref: 08-19-1020
100g | 55.00 € | ||
500g | 150.00 € | ||
2500g | 582.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025

Potassium tert-butoxide (12% in tetrahydrofuran, ca. 1mol/L)
CAS:865-47-4
Purity:
98.0%
Color and Shape:
Liquid
Molecular weight:
184.32000732421875
- Ethers
- 5-membered Heterocycles
- Furan
- Tetrahydrofuran
- See more categories
- Esters and Derivatives
Ref: 10-F166800
1l | 180.00 € | ||
100ml | 55.00 € | ||
500ml | 99.00 € |
Estimated delivery in United States, on Tuesday 15 Apr 2025

Potassium tert-butoxide, 99%
CAS:865-47-4
Formula:
C4H9KO
Purity:
(Titration) 99.0 - 101.0 %
Color and Shape:
White to off-white powder
Molecular weight:
112.22
Ref: 7W-GK6322
5g | 21.00 € | ||
25g | 33.00 € |
Estimated delivery in United States, on Monday 21 Apr 2025

CALLERY™ Potassium tert-butoxide, min. 99%
CAS:865-47-4
Formula:
KOC(CH3)3
Purity:
min. 98%
Color and Shape:
white to off-white pwdr.
Molecular weight:
112.21
Ref: 08-93-1910
100g | 70.00 € | ||
500g | 163.00 € | ||
2.5kg | 531.00 € |
Estimated delivery in United States, on Monday 21 Apr 2025

Ref: 54-OR1030728
25g | 32.00 € | ||
100g | 36.00 € | ||
250g | 45.00 € | ||
25kg | 2,563.00 € | ||
500g | 77.00 € | ||
2.5kg | 301.00 € |
Estimated delivery in United States, on Monday 21 Apr 2025

Potassium tert-butoxide
CAS:865-47-4
Formula:
·C4H9O·K
Purity:
97%
Color and Shape:
white powder
Molecular weight:
112.21g/mol
Ref: 54-OR11033
1kg | 643.00 € | ||
100g | 130.00 € | ||
500g | 346.00 € |
Estimated delivery in United States, on Monday 21 Apr 2025

Potassium tert-butoxide, 98+%, pure
CAS:865-47-4
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. …
Formula:
C4H9KO
Purity:
98+%
Color and Shape:
Powder, White to off-white
Molecular weight:
112.21
Ref: AC-16888
5g | To inquire | ||
25g | 41.00 € | ||
100g | 47.00 € | ||
500g | To inquire | ||
2500g | To inquire |
Estimated delivery in United States, on Tuesday 22 Apr 2025

Potassium tert-butoxide, pure, 1.6-1.7M (20 wt.%) solution in THF, AcroSeal™
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. …
Formula:
C4H9KO
Color and Shape:
Light yellow to amber, May develop some turbidity or precipitate, Solution
Molecular weight:
112.21
Ref: AC-42879
100ml | 216.00 € | ||
800ml | 950.00 € |
Estimated delivery in United States, on Tuesday 22 Apr 2025

Potassium tert-butoxide, 2M (25% w/w) solution in 2-MeTHF, AcroSeal™
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. …
Formula:
C4H9KO
Color and Shape:
Colorless to yellow to amber, May develop some turbidity or precipitate, Liquid
Molecular weight:
112.21
Ref: AC-44583
100ml | 216.00 € | ||
800ml | To inquire |
Estimated delivery in United States, on Tuesday 22 Apr 2025

Potassium tert-butoxide, pure, 1M solution in THF, AcroSeal™
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. …
Formula:
C4H9KO
Color and Shape:
Solution, May develop some turbidity or precipitate, Colorless to yellow to light orange
Molecular weight:
112.21
Ref: AC-37122
1l | 1,156.00 € | ||
100ml | 214.00 € | ||
2500ml | To inquire |
Estimated delivery in United States, on Tuesday 22 Apr 2025

Potassium tert-butoxide, pure, 20 wt.% solution in THF
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. …
Formula:
C4H9KO
Color and Shape:
Colorless to amber, Solution
Molecular weight:
112.21
Ref: AC-36499
50ml | 129.00 € | ||
250ml | 416.00 € |
Estimated delivery in United States, on Tuesday 22 Apr 2025

Potassium tert-butoxide, 1M solution in tert-butanol, AcroSeal™
CAS:865-47-4
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. …
Formula:
C4H9KO
Color and Shape:
Colorless to amber, Solution
Molecular weight:
112.21
Ref: AC-42612
100ml | 95.00 € | ||
800ml | To inquire |
Estimated delivery in United States, on Tuesday 22 Apr 2025

Potassium tert-Butoxide (12% in Tetrahydrofuran, ca. 1mol/L)
CAS:865-47-4
Formula:
C4H9KO
Color and Shape:
Colorless to Yellow clear liquid to slightly cloudy liquid
Molecular weight:
112.21
Ref: 3B-P1619
100ml | 36.00 € | ||
500ml | 97.00 € |
Estimated delivery in United States, on Tuesday 22 Apr 2025

Potassium tert-butoxide
CAS:865-47-4
Purity:
99.0%
Color and Shape:
Solid
Molecular weight:
112.21299743652344
Ref: 10-F075285
25g | 34.00 € |
Estimated delivery in United States, on Tuesday 29 Apr 2025

POTASSIUM t-BUTOXIDE
CAS:865-47-4
Formula:
C4H9KO
Color and Shape:
White Off-White Solid
Molecular weight:
112.21
Ref: 3H-AKP630
10kg | To inquire |
Estimated delivery in United States, on Wednesday 30 Apr 2025

Potassium tert-butoxide, 1.0 M in THF
CAS:865-47-4
1M in THF
Formula:
C4H9KO
Purity:
Min. 95%
Color and Shape:
Clear Liquid
Molecular weight:
112.21 g/mol
Ref: 3D-FP145437
1kg | 597.00 € | ||
2kg | 880.00 € | ||
5kg | 1,658.00 € | ||
500g | 410.00 € |
Estimated delivery in United States, on Thursday 29 May 2025

Potassium-t-butoxide - 20% in THF
CAS:865-47-4
Potassium-t-butoxide is a chemical reagent that is used as a reactive proliferator. It has been …
Formula:
C4H9KO
Purity:
Min. 95%
Molecular weight:
112.21 g/mol
Ref: 3D-FP157364
Undefined size | Discontinued | Request information |

POTASSIUM t-BUTOXIDE, 1M in tetrahydrofuran (12-14 wt%)
CAS:865-47-4
Formula:
C4H9KO
Color and Shape:
Straw To Light Amber Liquid
Molecular weight:
112.21
Ref: 3H-AKP631
25g | Discontinued | Request information | |
2kg | Discontinued | Request information | |
16kg | Discontinued | Request information | |
180kg | Discontinued | Request information |