Crown Ethers

Crown Ethers

Crown ethers are cyclic polyether compounds renowned for their exceptional ability to selectively bind metal cations and organic ammonium ions. Their cavity size and electron-rich oxygen atoms enable precise ion recognition, making them powerful phase-transfer catalysts and molecular hosts. Crown ethers facilitate nucleophilic substitutions, polymerizations, and complexation processes under mild conditions. In materials science, they support ion transport, supramolecular assembly, and sensor development. Their tunable ring size and functionalization allow customized binding properties for chemical separation, catalysis, and analytical chemistry. Crown ethers remain indispensable tools in host–guest chemistry and molecular design.

(S)-2,2'-Binaphthyl-20-Crown-6 CAS NO 41024-92-4

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CAS No.:41024-92-4

Grade:Pharmacy Grade

Content:99.90%

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Binaphthyl-20-Crown-6 CAS NO 41051-90-5

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CAS No.:41051-90-5

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4'-Acetylbenzo-15-Crown 5-Ether CAS NO 41757-95-3

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CAS No.:41757-95-3

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Content:99.90%

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1,4,7-Trioxa-10-Azacyclododecane CAS NO 41775-76-2

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CAS No.:41775-76-2

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Content:99.90%

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4'-Acetylbenzo-18-Crown 6-Ether CAS NO 41855-35-0

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CAS No.:41855-35-0

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Content:99.90%

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Pyrrolidin-2-Yl-(1,4,7-Trioxa-10-Aza-Cyclododec-10-Yl)-Methanone CAS NO 436811-22-2

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CAS No.:436811-22-2

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Content:99.90%

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2,5,8,11,14-Pentaoxahexadecan-16-Amine CAS NO 5498-83-9

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CAS No.:5498-83-9

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Content:99.90%

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2,5,8-Trioxa-11-Azadodecane CAS NO 51952-13-7

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CAS No.:51952-13-7

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Content:99.90%

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