Molekula
Potassium tert-butoxide, 1M in Tetrahydrofuran
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Potassium tert-butoxide, 1M in tetrahydrofuran is a strong base used in organic synthesis for deprotonation and elimination reactions. It is supplied in a stable, ready-to-use solution. CAS: 865-47-4, Molecular formula: (CH3)3COK, Molecular weight: 112.21 g/mol, Storage: Ambient, Signal word: Danger.
Molekula supplies Potassium tert-butoxide, 1M in Tetrahydrofuran in 5 L packs, from £655.20 inc. VAT. It is made or sourced to order. Every batch ships with a certificate of analysis, and safety data sheets are available in 6 languages. Larger quantities, up to multi-tonne, are quoted on request.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
On backorder — expected to ship by 5 December 2026
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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5 L — £546.00 per pack ex VAT · £655.20 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Colourless to yellow to light orange solution, may develop some turbidity |
| Assay | 0.95-1.10M |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | -19 °C |
| Transport Class | 4.3 (8) |
| Packing Group | I |
| Acidity | Base |
Identification
| Property | Value |
|---|---|
| SKU | 90026569 |
| CAS Number | 865-47-4 |
| Molecular Formula | (CH3)3COK |
| Molecular Weight | 112.21 |
| SMILES | [K].OC(C)(C)C |
| UN Number | UN3129 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2905.19.9090 |
| Tariff Code | 2905190098 |
Safety & GHS
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Flammable
GHS02
-
Corrosive
GHS05
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
Hazard statements
- EUH014 Reacts violently with water
- EUH019 May form explosive peroxides
- H225 Highly flammable liquid and vapour
- H302 Harmful if swallowed
- H314 (sub cat. 1A) Causes severe skin burns and eye damage
- H336 May cause drowsiness or dizziness
- H351 Suspected of causing cancer
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P223 Keep away from any possible contact with water, because of violent reaction and possible flash fire
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is potassium tert-butoxide, 1M in tetrahydrofuran used for?
It is commonly used as a strong base in organic synthesis, particularly in elimination reactions and deprotonation of weak acids.
What is the chemical formula and molecular weight of potassium tert-butoxide?
The formula is (CH3)3COK with a molecular weight of 112.21 g/mol.
How should potassium tert-butoxide, 1M in THF be stored?
It should be stored at ambient temperature, protected from moisture and air.
What grade is available for this product?
No specific grade is stated. The product is specified as a colourless to yellow to light orange solution, which may develop some turbidity, with an assay of 0.95-1.10M.
Can Molekula supply potassium tert-butoxide, 1M in THF in bulk?
Yes, Molekula can supply this product in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of this product?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS) with the shipment.
Where can I buy Potassium tert-butoxide, 1M in Tetrahydrofuran?
Directly from Molekula, which lists Potassium tert-butoxide, 1M in Tetrahydrofuran in 5 L packs from £655.20 inc. VAT, with a certificate of analysis for every batch. Larger quantities are quoted on request. Molekula's offices: United Kingdom, France, Spain, Germany, Italy, United States and China.
Is Potassium tert-butoxide, 1M in Tetrahydrofuran dangerous goods for shipping?
Yes. Potassium tert-butoxide, 1M in Tetrahydrofuran ships as dangerous goods: UN3129, class 4.3 (8), packing group I.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.