Ultrafast IR spectroscopy of the short-lived transients formed by UV excitation of cytosine derivatives
Open Access
- 3 May 2007
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Chemical Communications
- No. 21,p. 2130-2132
- https://doi.org/10.1039/b703344c
Abstract
A strong infrared band at 1574 cm–1 is observed following 267 nm excitation of 2′-deoxycytidine (τ = 37 ± 4 ps) or 2′-deoxycytidine 5′-monophosphate (τ = 33 ± 4 ps); this band is provisionally attributed to an 1nNπ* state and is absent for cytosine.Keywords
This publication has 29 references indexed in Scilit:
- Energetics of Cytosine Singlet Excited-State Decay Paths-A Difficult Case for CASSCF and CASPT2†Photochemistry and Photobiology, 2007
- Thymine Dimerization in DNA Is an Ultrafast PhotoreactionScience, 2007
- Internal conversion to the electronic ground state occurs via two distinct pathways for pyrimidine bases in aqueous solutionProceedings of the National Academy of Sciences, 2007
- Singlet Excited-State Dynamics of 5-Fluorocytosine and Cytosine: An Experimental and Computational StudyThe Journal of Physical Chemistry A, 2005
- Ab Initio Study of the Prototropic Tautomerism of Cytosine and Guanine and Their Contribution to Spontaneous Point MutationsInternational Journal of Molecular Sciences, 2003
- Development of a Broadband Picosecond Infrared Spectrometer and its Incorporation into an Existing Ultrafast Time-Resolved Resonance Raman, UV/Visible, and Fluorescence Spectroscopic ApparatusApplied Spectroscopy, 2003
- Singlet Excited-state Lifetimes of Cytosine Derivatives Measured by Femtosecond Transient Absorption¶Photochemistry and Photobiology, 2003
- A new theoretical prediction of the infrared spectra of cytosine tautomersSpectrochimica Acta Part A: Molecular Spectroscopy, 1992
- Photochemistry of cytosine derivatives. 2. Photohydration of cytosine derivatives. Proton magnetic resonance study on the chemical structure and property of photohydratesBiochemistry, 1978
- Fluorescence of the Purine and Pyrimidine Bases of the Nucleic Acids in Neutral Aqueous Solution at 300°KScience, 1971