Molekula
Potassium tert-pentoxide
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-pentoxide is a strong organic base used in synthesis, particularly in elimination and condensation reactions. It is a highly reactive, moisture-sensitive compound requiring careful handling. CAS: 41233-93-6, Molecular Formula: C5H12OK, Molecular Weight: 126.24 g/mol. Store at 2 to 8 °C. Hazardous: Signal word Danger. Molekula supplies Potassium tert-pentoxide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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 | White to off white powder |
| Total alkalinity calculated as KTA (%W/W) | ≥99% |
| KOH + K2CO3 calculated as KTA (%W/W) | ≤1.5% |
| Potassium-tert-Amylate (KTA) (%W/W) | ≥97% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Flash Point | 4 °C |
| Transport Class | 4.1 (8) |
| Packing Group | II |
| Acidity | Base |
Identification
| Property | Value |
|---|---|
| SKU | 90031712 |
| CAS Number | 41233-93-6 |
| EC Number | 255-272-5 |
| Molecular Formula | C5H12OK |
| Molecular Weight | 126.24 |
| Exact Mass | 127.0525 |
| SMILES | CCC(C)(C)O.[K] |
| InChIKey | GGIFEFBEDYDOTI-UHFFFAOYSA-N |
| InChI | InChI=1S/C5H12O.K/c1-4-5(2,3)6;/h6H,4H2,1-3H3; |
| PubChem CID | 24192319 |
| UN Number | UN2925 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2905.19.9090 |
| Tariff Code | 2905190098 |
Safety & GHS
-
Flammable
GHS02
-
Corrosive
GHS05
-
Health Hazard
GHS07
Hazard statements
- EUH014 Reacts violently with water
- H228 Flammable solid
- H302 + H312 + H332 Harmful if swallowed, in contact with skin or if inhaled
- H314 Causes severe skin burns and eye damage
- H335 May cause respiratory irritation
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P310 Immediately call a POISON CENTER or doctor/physician
Documents
Safety Data Sheets (SDS)
Available in English, German, Spanish, French, Italian, Portuguese, Arabic, Dutch.
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-pentoxide used for?
It is primarily used as a strong base in organic synthesis, particularly in elimination reactions and the formation of enolates.
What is the chemical formula and molecular weight of potassium tert-pentoxide?
The formula is C5H12OK and the molecular weight is 126.24 g/mol.
How should potassium tert-pentoxide be stored?
It must be stored at 2 to 8 °C and protected from moisture and air.
What grade is available for potassium tert-pentoxide?
It is supplied as a white to off-white powder with a potassium tert-amylate (KTA) content of at least 97% w/w, total alkalinity calculated as KTA of at least 99% w/w, and KOH + K2CO3 calculated as KTA of no more than 1.5% w/w.
Can Molekula supply potassium tert-pentoxide in bulk?
Yes, Molekula can supply potassium tert-pentoxide in bulk quantities—please contact our sales team for details.
What documentation comes with an order of potassium tert-pentoxide?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS) with the shipment.
Is Potassium tert-pentoxide dangerous goods for shipping?
Yes. Potassium tert-pentoxide ships as dangerous goods: UN2925, class 4.1 (8), packing group II.
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.