Molekula
15-Crown-5
15-Crown-5 is a cyclic ether used as a phase-transfer catalyst and ionophore in organic synthesis, particularly for complexing alkali metal ions like potassium. It has a molecular formula of C10H20O5, a molecular weight of 220.26 g/mol, and is stored at ambient temperature. Its CAS number is 33100-27-5. Signal word: Warning. Molekula supplies 15-Crown-5 from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
15-Crown-5 is a cyclic ether used as a phase-transfer catalyst and ionophore in organic synthesis, particularly for complexing alkali metal ions like potassium. It has a molecular formula of C10H20O5, a molecular weight of 220.26 g/mol, and is stored at ambient temperature. Its CAS number is 33100-27-5. Signal word: Warning. Molekula supplies 15-Crown-5 from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | Colourless to light yellow transparent liquid |
| Purity (GC) | ≥98% |
| Water Content (KF) | ≤0.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 110 C |
| Shelf Life | 24 months |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| CAS Number | 33100-27-5 |
| Molecular Formula | C10H20O5 |
| Molecular Weight | 220.26 |
| SMILES | C1COCCOCCOCCOCCO1 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29329990 |
| Tariff Code | 2932990028 |
Safety & GHS
-
Explosive
GHS01
Hazard statements
- H302 Harmful if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- 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
For research and industrial use only
Documents
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.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is 15-Crown-5 used for?
15-Crown-5 is commonly used as a phase-transfer catalyst and for complexing alkali metal ions, particularly potassium, in organic synthesis.
What is the chemical formula and molecular weight of 15-Crown-5?
The formula is C10H20O5 with a molecular weight of 220.26 g/mol.
How should 15-Crown-5 be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade of 15-Crown-5 is available?
Molekula supplies 15-Crown-5 in technical grade; custom grades available upon request.
Can Molekula supply 15-Crown-5 in bulk?
Yes, Molekula can supply 15-Crown-5 in bulk quantities; please contact sales for pricing and availability.
What documentation comes with my order of 15-Crown-5?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation available upon request.
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.