18-Crown-6
ALDRICH/186651 - 99%
Synonym: 1,4,7,10,13,16-
CAS Number: 17455-13-9
Empirical Formula (Hill Notation): C12H24O6
Molecular Weight: 264.32
EC Number: 241-473-5
MDL Number: MFCD00005113
Linear Formula: C12H24O6
Product Type: Chemical
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 186651-100G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 186651-5G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 186651-25G
12 Principles of Green Chemistry: Principle 9—Catalytic reagents (as selective as possible) are superior to stoichiometric reagents.
| assay | 99% |
| form | solid |
| greener alternative category | Aligned  |
| greener alternative product characteristics | Catalysis Learn more about the Principles of Green Chemistry . |
| InChI | 1S/C12H24O6/c1-2-14-5-6-1 |
| InChI key | XEZNGIUYQVAUSS-UHFFFAOYSA |
| mp | 42-45 °C (lit.) |
| Quality Level | 200 |
| SMILES string | O1CCOCCOCCOCCOCCOCC1 |
| Application: | 18-Crown-6 may be used to catalyze the N-alkylation of heterocyclic compounds and allylation of functionalized aldehydes. |
| Application: | Additive for greener etherification using KF-alumina. |
| Application: | Additive for greener etherification using KF-alumina. Synthesis of diaryl ethers, diaryl thioethers, and diarylamines mediated by potassium fluoride-alumina and 18-crown-6  |
| Application: | Can be useful as phase-transfer catalysts. |
| Application: | Phase-transfer catalyst used in a chemoselective reduction of fused tetrazoles with NaBH4 and potassium hydroxide. |
| General description: | We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for catalysis. Find details here . 18-Crown-6 is the simplest crown ether that can be prepared by reacting triethylene glycol with triethylene glycol dichloride in the presence of potassium hydroxide as base. |
| Other Notes: | Macrocyclic polyethers with repeating (-CH2CH2O) units. The compounds are ionophoric (form stable complexes with cations). |
| Packaging: | 5, 25, 100 g in glass bottle |
| Symbol |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302 |
| Precautionary statements | P264 - P270 - P301 + P312 - P501 |
| Hazard Codes | Xn |
| Risk Statements | 22-36/37/38 |
| Safety Statements | 26-36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | 99% |
| mp | 42-45 °C (lit.) |
| UNSPSC | 12352200 |