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. Author manuscript; available in PMC: 2011 Feb 2.
Published in final edited form as: Org Biomol Chem. 2010 Sep 23;8(22):5053–5055. doi: 10.1039/c0ob00413h

Table 1.

Photophysical data of nucleoside 2a

Solvent ET (30)b λbsc/nm λem/nm Ireld
Water 65.3 316 361 1.0
Methanol 55.7 316 352 3.2
Acetonitrile 45.9 316 339 3.1
Dichloromethane 40.9 316 338 2.6
Dioxane 36.4 316 336 2.9
a

Conditions for absorption and emission spectra: 5.0 and 0.5 × 10−5 M, respectively.

b

Units are kcal mol−1.

c

The lowest energy maximum is given.

d

Relative emission intensity with respect to intensity in water.