. 2022 Jul 21;12(7):550. doi: 10.3390/bios12070550

Table 1.

Photophysical properties and imaging applications of important bis-pyrene compounds/systems.

Compound/System	λ_abs (nm)	λ_em (nm)	λ_em Stokes Shift (nm)	Φ_em (%)	Applications	Ref
BP1 and BP2	342 and 378 ^a 418 (for both) ^b	506 and 394 ^a 512 and 542 ^b	n/a 6 and 48 ^b	1.1 (for both) ^a 32.6 and 10.5 ^b	Lysosome imaging	[65]
C1 (P-BP)	NA NA	537 ^a 418 ^b	n/a 119 ^b	NA NA	Lysosome endocytic pH imaging	[66]
C2 and C3 (BP1 and BP2) with polymer	342 and 378 ^a NA	506 and 394 ^a 512 and 533 ^b	n/a 6 and 39 ^b	1.1 (for both) ^a NA	Lysosome endocytic pH imaging	[67]
C4 (BP-Cy)	790 ^a 850	812 ^a >825 ^b	n/a >13 ^b	24.6 NA	In vivo PA imaging	[68]
C6 (BKR)	395 ^a 411 ^b	519 ^a 528 ^b	n/a 9 ^b	NA NA	Cancer cell imaging	[71]
DPBP	NA	525 ^a 525 ^b	n/a NA	NA NA	Intracellular autophagy imaging	[74]

NA, n/a = Not available, not applicable; ^a Solution state; ^b Aggregated state; Brackets-denotation in original reports.