- Ultrafast IR spectroscopy of the short-lived transients formed by UV excitation of cytosine derivatives.
Ultrafast IR spectroscopy of the short-lived transients formed by UV excitation of cytosine derivatives.
Chemical communications (Cambridge, England) (2007-05-24)
Susan Quinn, Gerard W Doorley, Graeme W Watson, Alexander J Cowan, Michael W George, Anthony W Parker, Kate L Ronayne, Michael Towrie, John M Kelly
PMID17520112
摘要
A strong infrared band at 1574 cm(-1) is observed following 267 nm excitation of 2'-deoxycytidine (tau = 37 +/- 4 ps) or 2'-deoxycytidine 5'-monophosphate (tau = 33 +/- 4 ps); this band is provisionally attributed to an 1n(N)pi* state and is absent for cytosine.
材料