12. Song J, Wang M, Zhou X, Xiang H (2018) Unusual circularly polarized and aggregationinduced near-infrared phosphorescence of helical platinum(II) complexes with tetradentate
salen ligands. Chem Eur J 24:7128–7132
13. Nishigaki S, Murayama K, Shibata Y, Tanaka K (2018) Rhodium-mediated enantioselective
synthesis of a benzopicene-based phospha[9]helicene: the structure-property relationship of
triphenylene- and benzopicene-based carbo- and phosphahelicenes. Mater Chem Front
2:585–590
14. Fujiki M, Koe JR, Mori T, Kimura Y (2018) Questions of mirror symmetry at the photoexcited
and ground states of non-rigid luminophores raised by circularly polarized luminescence and
circular dichroism spectroscopy: part 1. Oligofluorenes, oligophenylenes, binaphthyls and fused
aromatics. Molecules 23:2606/1–2606/36
15. Wang Y, Harada T, Phuong LQ, Kanemitsu Y, Nakano T (2018) Helix induction to
polyfluorenes using circularly polarized light: chirality amplification, phase-selective induction,
and anisotropic emission. Macromolecules 51:6865–6877
16. Liu D, Zhou Y, Zhang Y, Li H, Chen P, Sun W, Gao T, Yan P (2018) Chiral BINAPOcontrolled diastereoselective self-assembly and circularly polarized luminescence in triplestranded europium(III) podates. Inorg Chem 57:8332–8337
17. Zhang X, Zhang Y, Zhang H, Quan Y, Li Y, Cheng Y, Ye S (2019) High brightness circularly
polarized organic light-emitting diodes based on nondoped aggregation-induced emission
(AIE)-active chiral binaphthyl emitters. Org Lett 21:439–443
18. Deng W-T, Qu H, Huang Z-Y, Shi L, Tang Z, Cao X, Tao J (2019) Facile synthesis of
homochiral compounds integrating circularly polarized luminescence and two-photon excited
fluorescence. Chem Commun 55:2210–2213
19. Maeda C, Ogawa K, Sadanaga K, Takaishi K, Ema T (2019) Chiroptical and catalytic properties
of doubly binaphthyl-strapped chiral porphyrins. Chem Commun 55:1064–1067
20. Sun Z-B, Liu J-K, Yuan D-F, Zhao Z-H, Zhu X-Z, Liu D-H, Peng Q, Zhao C-H (2019) 2,2
0 -
Diamino-6,6
0 -diboryl-1,1
0 -binaphthyl: a versatile building block for temperature-dependent
dual fluorescence and switchable circularly polarized luminescence. Angew Chem
58:4840–4846
21. Kimoto T, Tajima N, Fujiki M, Imai Y (2012) Control of circularly polarized luminescence by
using open- and closed-type binaphthyl derivatives with the same axial chirality. Chem Asian J
7:2836–2841
22. Okazaki M, Mizusawa T, Nakabayashi K, Yamashita M, Tajima N, Harada T, Fujiki M, Imai Y
(2016) Solvent-controlled sign inversion of circularly polarized luminescent binaphthylacetic
acid derivative. J Photochem Photobiol A 331:115–119
23. Amako T, Kimoto T, Tajima N, Fujiki M, Imai Y (2013) Dependence of circularly polarized
luminescence due to the neighboring effects of binaphthyl units with the same axial chirality.
RSC Adv 3:6939–6944
24. Kimoto T, Amako T, Tajima N, Kuroda R, Fujiki M, Imai Y (2013) Control of solid-state
circularly polarized luminescence of binaphthyl organic fluorophores through environmental
changes. Asian J Org Chem 2:404–410
25. Nakabayashi K, Kitamura S, Suzuki N, Guo S, Fujiki M, Imai Y (2016) Non-classically
controlled signs in a circularly polarised luminescent molecular puppet: The importance of
the wire structure connecting binaphthyl and two pyrenes. Eur J Org Chem 2016:64–69
26. Hara N, Yanai M, Kaji D, Shizuma M, Tajima N, Fujiki M, Imai Y (2018) A pivotal biaryl
rotamer bearing two floppy pyrenes that exhibits cryptochiral characteristics in the ground state.
Chem Select 3:9970–9973
27. Nakabayashi K, Amako T, Tajima N, Fujiki M, Imai Y (2014) Nonclassical dual control of
circularly polarized luminescence modes of binaphthyl–pyrene organic fluorophores in fluidic
and glassy media. Chem Commun 50:13228–13230
28. Taniguchi N, Nakabayashi K, Harada T, Tajima N, Shizuma M, Fujiki M, Imai Y (2015)
Circularly polarized luminescence of chiral binaphthyl with achiral terthiophene fluorophores.
Chem Lett 44:598–600
30
Y. Imai
salen ligands. Chem Eur J 24:7128–7132
13. Nishigaki S, Murayama K, Shibata Y, Tanaka K (2018) Rhodium-mediated enantioselective
synthesis of a benzopicene-based phospha[9]helicene: the structure-property relationship of
triphenylene- and benzopicene-based carbo- and phosphahelicenes. Mater Chem Front
2:585–590
14. Fujiki M, Koe JR, Mori T, Kimura Y (2018) Questions of mirror symmetry at the photoexcited
and ground states of non-rigid luminophores raised by circularly polarized luminescence and
circular dichroism spectroscopy: part 1. Oligofluorenes, oligophenylenes, binaphthyls and fused
aromatics. Molecules 23:2606/1–2606/36
15. Wang Y, Harada T, Phuong LQ, Kanemitsu Y, Nakano T (2018) Helix induction to
polyfluorenes using circularly polarized light: chirality amplification, phase-selective induction,
and anisotropic emission. Macromolecules 51:6865–6877
16. Liu D, Zhou Y, Zhang Y, Li H, Chen P, Sun W, Gao T, Yan P (2018) Chiral BINAPOcontrolled diastereoselective self-assembly and circularly polarized luminescence in triplestranded europium(III) podates. Inorg Chem 57:8332–8337
17. Zhang X, Zhang Y, Zhang H, Quan Y, Li Y, Cheng Y, Ye S (2019) High brightness circularly
polarized organic light-emitting diodes based on nondoped aggregation-induced emission
(AIE)-active chiral binaphthyl emitters. Org Lett 21:439–443
18. Deng W-T, Qu H, Huang Z-Y, Shi L, Tang Z, Cao X, Tao J (2019) Facile synthesis of
homochiral compounds integrating circularly polarized luminescence and two-photon excited
fluorescence. Chem Commun 55:2210–2213
19. Maeda C, Ogawa K, Sadanaga K, Takaishi K, Ema T (2019) Chiroptical and catalytic properties
of doubly binaphthyl-strapped chiral porphyrins. Chem Commun 55:1064–1067
20. Sun Z-B, Liu J-K, Yuan D-F, Zhao Z-H, Zhu X-Z, Liu D-H, Peng Q, Zhao C-H (2019) 2,2
0 -
Diamino-6,6
0 -diboryl-1,1
0 -binaphthyl: a versatile building block for temperature-dependent
dual fluorescence and switchable circularly polarized luminescence. Angew Chem
58:4840–4846
21. Kimoto T, Tajima N, Fujiki M, Imai Y (2012) Control of circularly polarized luminescence by
using open- and closed-type binaphthyl derivatives with the same axial chirality. Chem Asian J
7:2836–2841
22. Okazaki M, Mizusawa T, Nakabayashi K, Yamashita M, Tajima N, Harada T, Fujiki M, Imai Y
(2016) Solvent-controlled sign inversion of circularly polarized luminescent binaphthylacetic
acid derivative. J Photochem Photobiol A 331:115–119
23. Amako T, Kimoto T, Tajima N, Fujiki M, Imai Y (2013) Dependence of circularly polarized
luminescence due to the neighboring effects of binaphthyl units with the same axial chirality.
RSC Adv 3:6939–6944
24. Kimoto T, Amako T, Tajima N, Kuroda R, Fujiki M, Imai Y (2013) Control of solid-state
circularly polarized luminescence of binaphthyl organic fluorophores through environmental
changes. Asian J Org Chem 2:404–410
25. Nakabayashi K, Kitamura S, Suzuki N, Guo S, Fujiki M, Imai Y (2016) Non-classically
controlled signs in a circularly polarised luminescent molecular puppet: The importance of
the wire structure connecting binaphthyl and two pyrenes. Eur J Org Chem 2016:64–69
26. Hara N, Yanai M, Kaji D, Shizuma M, Tajima N, Fujiki M, Imai Y (2018) A pivotal biaryl
rotamer bearing two floppy pyrenes that exhibits cryptochiral characteristics in the ground state.
Chem Select 3:9970–9973
27. Nakabayashi K, Amako T, Tajima N, Fujiki M, Imai Y (2014) Nonclassical dual control of
circularly polarized luminescence modes of binaphthyl–pyrene organic fluorophores in fluidic
and glassy media. Chem Commun 50:13228–13230
28. Taniguchi N, Nakabayashi K, Harada T, Tajima N, Shizuma M, Fujiki M, Imai Y (2015)
Circularly polarized luminescence of chiral binaphthyl with achiral terthiophene fluorophores.
Chem Lett 44:598–600
30
Y. Imai