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Communication

Highly calcium-ion-accelerated coloration of bis(spirobenzopyran) bridged by diaza-18-crown-6 moiety at the 8-position

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Pages 11-13 | Received 23 Jun 1995, Published online: 23 Oct 2006

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Takashi Teranishi, Masaaki Yokoyama, Hidefumi Sakamoto & Keiichi Kimura. (2000) High Affinity of Crowned Bis(Spirobenzopyran) for Multi-Valent Metal Ions Based on Doubly Armed Ionic Interaction. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 344:1, pages 271-276.
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Tetsuo Kuwabara, Kazutoshi Takeuchi & Masato Nanasawa. (1998) Color-modulation by Additives for Photochromism of Cyclic Viologen Derivatives. Supramolecular Chemistry 10:1, pages 121-124.
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Articles from other publishers (5)

Keiichi Kimura & Yoshio Nakahara. (2009) Analytical and Separation Chemistry by Taking Advantage of Organic Photochromism Combined with Macrocyclic Chemistry. Analytical Sciences 25:1, pages 9-20.
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Craig J. Roxburgh & Peter G. Sammes. (2006) Synthesis of Some New Substituted PhotochromicN,N′-Bis(spiro[1-benzopyran-2,2′-indolyl])diazacrown Systems with Substituent Control over Ion Chelation. European Journal of Organic Chemistry 2006:4, pages 1050-1056.
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Keiichi Kimura, Hidefumi Sakamoto & Makoto Nakamura. (2003) Molecular Design and Applications of Photochromic Crown Compounds —How Can We Manipulate Metal Ions Photochemically?—. Bulletin of the Chemical Society of Japan 76:2, pages 225-245.
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Guoping Xue, Paul B. Savage, Jerald S. Bradshaw, Xian X. Zhang & Reed M. Izatt. 2000. 99 137 .
Keiichi Kimura, Tomohito Utsumi, Takashi Teranishi, Masaaki Yokoyama, Hidefumi Sakamoto, Masanori Okamoto, Ryuichi Arakawa, Hiroshi Moriguchi & Yoko Miyaji. (1997) Die große Affinität eines Bis(spirobenzopyran)-Azakronenethers für LaIII und der photoinduzierte Wechsel seiner Ionenselektivität zwischen mehrwertigen und einwertigen Metallionen. Angewandte Chemie 109:22, pages 2558-2560.
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