12. Inouye M et al (2014) A doubly alkynylpyrene-threaded [4] rotaxane that exhibits strong
circularly polarized luminescence from the spatially restricted excimer. Angew Chem
126:14620–14624
13. Egusa S, Sisido M, Imanishi Y (1985) One-dimensional aromatic crystals in solution.
4. Ground-and excited-state interactions of poly (L-1-pyrenylalanine) studied by chiroptical
spectroscopy including circularly polarized fluorescence and fluorescence-detected circular
dichroism. Macromolecules 18:882–889
14. Inai Y, Sisido M, Imanishi Y (1990) Strong circular polarization in the excimer emission from a
pair of pyrenyl groups linked to a polypeptide chain. J Phys Chem 94:2734–2735
15. Inai Y, Sisido M, Imanishi Y (1990) Excimer formation on a polypeptide carrying two pyrenyl
groups in the middle of an α-helical main chain. J Phys Chem 94:8365–8370
16. Nishikawa T, Kitamura S, Kitamatsu M, Fujiki M, Imai Y (2016) Peptide magic: interdistancesensitive sign inversion of excimer circularly polarized luminescence in bipyrenyl
oligopeptides. ChemistrySelect 1:831–835
17. Nishikawa T, Tajima N, Kitamatsu M, Fujiki M, Imai Y (2015) Circularly polarised luminescence and circular dichroism of L-and D-oligopeptides with multiple pyrenes. Org Biomol
Chem 13:11426–11431
18. Mimura Y, Kitamura S, Shizuma M, Kitamatsu M, Fujiki M, Imai Y (2017) Solvent-sensitive
sign inversion of excimer origin circularly polarized luminescence in bipyrenyl peptides.
ChemistrySelect 2:7759–7764
19. Nakanishi S, Nakabayashi K, Mizusawa T, Suzuki N, Guo S, Fujiki M, Imai Y (2016)
Cryptochiral binaphthyl–bipyrene luminophores linked with alkylene esters: intense circularly
polarised luminescence, but ultraweak circular dichroism. RSC Adv 6:99172–99176
20. 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
21. 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
22. 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.
ChemistrySelect 3:9970–9973
23. Amako T et al (2015) Pyrene magic: chiroptical enciphering and deciphering 1, 3-dioxolane
bearing two wirepullings to drive two remote pyrenes. Chem Commun 51:8237–8240
24. Hashimoto Y, Nakashima T, Shimizu D, Kawai T (2016) Photoswitching of an intramolecular
chiral stack in a helical tetrathiazole. Chem Commun 52:5171–5174
25. Ito S, Ikeda K, Nakanishi S, Imai Y, Asami M (2017) Concentration-dependent circularly
polarized luminescence (CPL) of chiral N, N
0 -dipyrenyldiamines: sign-inverted CPL switching
between monomer and excimer regions under retention of the monomer emission for
photoluminescence. Chem Commun 53:6323–6326
26. Morcillo SP et al (2016) Stapled helical o-OPE foldamers as new circularly polarized luminescence emitters based on carbophilic interactions with Ag(i)-sensitivity. Chem Sci 7:5663–5670
27. Reiné P et al (2018) Pyrene-containing ortho-oligo (phenylene) ethynylene foldamer as a
ratiometric probe based on circularly polarized luminescence. J Org Chem 83:4455–4463
28. Homberg A et al (2018) Combined reversible switching of ECD and quenching of CPL with
chiral fluorescent macrocycles. Chem Sci 9:7043–7052
29. Vishe M, Hrdina R, Poblador-Bahamonde AI, Besnard C, Guénée L, Bürgi T, Lacour J (2015)
Remote stereoselective deconjugation of α, β-unsaturated esters by simple amidation reactions.
Chem Sci 6:4923–4928
30. Takaishi K, Takehana R, Ema T (2018) Intense excimer CPL of pyrenes linked to a
quaternaphthyl. Chem Commun 54:1449–1452
12 Circularly Polarized Luminescence from Intramolecular Excimers
291
circularly polarized luminescence from the spatially restricted excimer. Angew Chem
126:14620–14624
13. Egusa S, Sisido M, Imanishi Y (1985) One-dimensional aromatic crystals in solution.
4. Ground-and excited-state interactions of poly (L-1-pyrenylalanine) studied by chiroptical
spectroscopy including circularly polarized fluorescence and fluorescence-detected circular
dichroism. Macromolecules 18:882–889
14. Inai Y, Sisido M, Imanishi Y (1990) Strong circular polarization in the excimer emission from a
pair of pyrenyl groups linked to a polypeptide chain. J Phys Chem 94:2734–2735
15. Inai Y, Sisido M, Imanishi Y (1990) Excimer formation on a polypeptide carrying two pyrenyl
groups in the middle of an α-helical main chain. J Phys Chem 94:8365–8370
16. Nishikawa T, Kitamura S, Kitamatsu M, Fujiki M, Imai Y (2016) Peptide magic: interdistancesensitive sign inversion of excimer circularly polarized luminescence in bipyrenyl
oligopeptides. ChemistrySelect 1:831–835
17. Nishikawa T, Tajima N, Kitamatsu M, Fujiki M, Imai Y (2015) Circularly polarised luminescence and circular dichroism of L-and D-oligopeptides with multiple pyrenes. Org Biomol
Chem 13:11426–11431
18. Mimura Y, Kitamura S, Shizuma M, Kitamatsu M, Fujiki M, Imai Y (2017) Solvent-sensitive
sign inversion of excimer origin circularly polarized luminescence in bipyrenyl peptides.
ChemistrySelect 2:7759–7764
19. Nakanishi S, Nakabayashi K, Mizusawa T, Suzuki N, Guo S, Fujiki M, Imai Y (2016)
Cryptochiral binaphthyl–bipyrene luminophores linked with alkylene esters: intense circularly
polarised luminescence, but ultraweak circular dichroism. RSC Adv 6:99172–99176
20. 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
21. 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
22. 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.
ChemistrySelect 3:9970–9973
23. Amako T et al (2015) Pyrene magic: chiroptical enciphering and deciphering 1, 3-dioxolane
bearing two wirepullings to drive two remote pyrenes. Chem Commun 51:8237–8240
24. Hashimoto Y, Nakashima T, Shimizu D, Kawai T (2016) Photoswitching of an intramolecular
chiral stack in a helical tetrathiazole. Chem Commun 52:5171–5174
25. Ito S, Ikeda K, Nakanishi S, Imai Y, Asami M (2017) Concentration-dependent circularly
polarized luminescence (CPL) of chiral N, N
0 -dipyrenyldiamines: sign-inverted CPL switching
between monomer and excimer regions under retention of the monomer emission for
photoluminescence. Chem Commun 53:6323–6326
26. Morcillo SP et al (2016) Stapled helical o-OPE foldamers as new circularly polarized luminescence emitters based on carbophilic interactions with Ag(i)-sensitivity. Chem Sci 7:5663–5670
27. Reiné P et al (2018) Pyrene-containing ortho-oligo (phenylene) ethynylene foldamer as a
ratiometric probe based on circularly polarized luminescence. J Org Chem 83:4455–4463
28. Homberg A et al (2018) Combined reversible switching of ECD and quenching of CPL with
chiral fluorescent macrocycles. Chem Sci 9:7043–7052
29. Vishe M, Hrdina R, Poblador-Bahamonde AI, Besnard C, Guénée L, Bürgi T, Lacour J (2015)
Remote stereoselective deconjugation of α, β-unsaturated esters by simple amidation reactions.
Chem Sci 6:4923–4928
30. Takaishi K, Takehana R, Ema T (2018) Intense excimer CPL of pyrenes linked to a
quaternaphthyl. Chem Commun 54:1449–1452
12 Circularly Polarized Luminescence from Intramolecular Excimers
291