Quin 2 forms a stable fluorescent complex with calcium (logKCaY=7.1), but not with magnesium (logMgY=2.7). The complex has a high quantum yield (0.14) at emission wavelength 525 nm, excitation wavelength 339 nm, and emission wavelength 492 nm.
Molecular Weight:
693.87
CAS Number:
[73630-23-6]
Formula:
C26H23K4N3O10
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