Chromogenic Bis(urea) Spherands: Synthesis and Complexation of Lithium and Sodium Ions

DOI: 10.1021/jo00036a009

Source and publish data:

Journal of Organic Chemistry p. 2804 - 2808 (1992)

Update date:2022-07-30

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Authors:

Chapoteau, Eddy

Chowdhary, Manjit S.

Czech, Bronislaw P.

Kumar, Anand

Zazulak, Wolodymyr

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Article abstract of DOI:10.1021/jo00036a009

Synthesis of two novel 18-membered bis(urea) spherands bearing 2,4,6-trinitroanilino and 4-(diethylamino)phenylazo chromophores are described.The UV-vis spectral changes in the presence and absence of Na+ and Li+ ions are reported at pH optima.Chromogenic

Full text of DOI:10.1021/jo00036a009

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