About 18-CROWN-6-ETHER
18-CROWN-6-ETHER
For Synthesis
(Phase Transfer Catalyst)
C12H24O6 M.W. 264.32
Assay(GC) >99%
Melting range 36-390C
CAS No. 17455-13-9 Un No. NR TARIFF : 2932 90 30
R : 22-36/37/38 S : 26-36 F : 3
Versatile Applications in Laboratory Research18-Crown-6-ether is widely recognized for its role in chemical research, particularly in the complexation of metal cations and phase-transfer catalysis. Its ability to selectively bind certain ions enhances molecular recognition studies, ion transport experiments, and the development of advanced molecular systems. Owing to its high purity, it is highly favored for precise analytical processes and synthesis.
Easy Handling and StorageThis compound is stable under standard storage conditions but is hygroscopic, so it should be stored in a cool, dry place with the container tightly sealed. Its odorless and solid crystalline nature makes it easy to measure and handle in laboratory environments. A long shelf life of five years ensures cost-effectiveness and reliability for routine research and industrial usage.
FAQ's of 18-CROWN-6-ETHER:
Q: How should 18-Crown-6-ether be stored for maximum stability?
A: 18-Crown-6-ether should be stored in a cool, dry place, and its container should be kept tightly closed to protect it from moisture, as it is hygroscopic. Both HDPE and glass bottles are suitable for prolonged storage.
Q: What are the main uses of 18-Crown-6-ether in a laboratory setting?
A: Typical laboratory uses include its function as a phase-transfer catalyst, in the complexation of cations, and in molecular recognition or ion transport studies. Its high selectivity for certain ions makes it a valuable reagent for chemical research.
Q: When is it beneficial to use 18-Crown-6-ether over other complexing agents?
A: 18-Crown-6-ether is especially beneficial when conducting experiments requiring selective binding of potassium or other specific cations. Its high purity and efficiency make it preferable for phase-transfer reactions and targeted complexation tasks.
Q: Where can 18-Crown-6-ether be effectively dissolved for use in reactions?
A: It dissolves readily in water, ethanol, chloroform, and other polar solvents, allowing for flexibility in preparing solutions across a range of laboratory protocols.
Q: What is the process for using 18-Crown-6-ether as a phase-transfer catalyst?
A: Typically, 18-Crown-6-ether is added to a reaction mixture containing inorganic salts and organic reactants. It binds the cation, facilitating its transfer into the organic phase and thereby accelerating the reaction.
Q: What are the benefits of using 18-Crown-6-ether in chemical research?
A: Benefits include highly selective cation binding, stability under standard storage, and suitability for a broad spectrum of analytical and synthetic applications. Its odorless, solid form and long shelf life offer added convenience and safety.