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. Author manuscript; available in PMC: 2016 Mar 1.
Published in final edited form as: J Fluoresc. 2015 Feb 17;25(2):231–237. doi: 10.1007/s10895-015-1519-z

Table 1.

Spectroscopic and pKa data of the cAMR and cAMR6G series. Quantum yields were measured relative rhodamine B or rhodamine 6G in ethanol.

graphic file with name nihms664938t1.jpg
Compound R1 R2 R3 R4 pKa Mol.Abs. Φ
cPr-AMR Et Et H graphic file with name nihms664938t2.jpg 6.1 96,200 0.09
cBu-AMR Et Et H graphic file with name nihms664938t3.jpg 6.7 89,100 0.05
cPnt-AMR Et Et H graphic file with name nihms664938t4.jpg 7.1 92,700 0.05
cHex-AMR Et Et H graphic file with name nihms664938t5.jpg 7.4 107,500 0.09
cPr-AMR6G Et H Me graphic file with name nihms664938t6.jpg 7.0 114,000 0.68
cBu-AMR6G Et H Me graphic file with name nihms664938t7.jpg 7.7 53,100 0.68
cPnt-AMR6G Et H Me graphic file with name nihms664938t8.jpg 8.2 76,100 0.68
cHex-AMR6G Et H Me graphic file with name nihms664938t9.jpg 8.5 79,600 0.48