Derivatives of dibenzothiophene for positron emission tomography imaging of α7-nicotinic acetylcholine receptors

Y Gao, KJ Kellar, RP Yasuda, T Tran… - Journal of medicinal …, 2013 - ACS Publications
A new series of derivatives of 3-(1, 4-diazabicyclo [3.2. 2] nonan-4-yl) dibenzo [b, d]
thiophene 5, 5-dioxide with high binding affinities and selectivity for α7-nicotinic …

Photodeoxygenation of Dibenzothiophene S-Oxide Derivatives in Aqueous Media

J Korang, WR Grither, RD McCulla - Journal of the American …, 2010 - ACS Publications
The use of atomic oxygen (O (3P)) as potent oxidant in water has suffered from the lack of a
facile, efficient source. The photodeoxygenation of aromatic sulfoxides to the corresponding …

Redox switching of adenosine-5′-phosphosulfate kinase with photoactivatable atomic oxygen precursors

M Zhang, GE Ravilious, LM Hicks, JM Jez… - Journal of the …, 2012 - ACS Publications
Adenosine-5′-phosphosulfate kinase (APSK) catalyzes the phosphorylation of adenosine-
5′-phospho-sulfate (APS) to 3′-phospho-APS (PAPS). In plants, this enzymatic activity is …

Thiol Reactivity toward Atomic Oxygen Generated during the Photodeoxygenation of Dibenzothiophene S-Oxide

SM Omlid, M Zhang, A Isor… - The Journal of Organic …, 2017 - ACS Publications
Aromatic heterocyclic oxides, such as dibenzothiophene S-oxide (DBTO), have been
suggested to release ground state atomic oxygen [O (3P)] upon irradiation, and as such …

Regioselective functionalisation of dibenzothiophenes through gold-catalysed intermolecular alkyne oxyarylation

MJ Barrett, PW Davies, RS Grainger - Organic & Biomolecular …, 2015 - pubs.rsc.org
A protocol has been developed for direct Csp3–Csp2 bond formation at the 4-and 6-
positions of dibenzothiophenes using a gold (I) catalyst with terminal alkynes and …

Synthesis and structure–activity relationships of second-generation hydroxamate botulinum neurotoxin A protease inhibitors

K Čapková, Y Yoneda, TJ Dickerson… - Bioorganic & medicinal …, 2007 - Elsevier
Botulinum neurotoxins are the most toxic proteins currently known. Based on a recently
identified potent lead structure, 2, 4-dichlorocinnamic acid hydroxamate, herein we report on …

Photochemistry of sulfilimine-based nitrene precursors: Generation of both singlet and triplet benzoylnitrene

V Desikan, Y Liu, JP Toscano… - The Journal of Organic …, 2007 - ACS Publications
Photolysis of N-benzoyl-S, S-diphenylsulfilimine or N-benzoyl dibenzothiophene sulfilimine
produces PhNCO and also benzoylnitrene. Direct observation of the triplet nitrene, energetic …

Photodeoxygenation of dinaphthothiophene, benzophenanthrothiophene, and benzonaphthothiophene S-oxides

X Zheng, SM Baumann, SM Chintala… - Photochemical & …, 2016 - Springer
Photoinduced deoxygenation of dibenzothiophene S-oxide (DBTO) has been suggested to
release atomic oxygen [O (3 P)]. To expand the conditions and applications where O (3 P) …

Insights into the Mechanism of O(3P)-Mediated Oxidation of Alkenes through Kinetic Isotope Effects and Computational Modeling

PF Maness, RD McCulla - The Journal of Organic Chemistry, 2024 - ACS Publications
Photodeoxygenation of aryl sulfoxides, such as dibenzothiophene S-oxide (DBTO),
produces atomic oxygen [O (3P)] in solution. The mechanism of alkene oxidation with O (3P) …

Computational investigation of the photochemical deoxygenation of thiophene- S-oxide and selenophene- Se-oxide

SA Stoffregen, SY Lee, P Dickerson… - … & Photobiological Sciences, 2014 - Springer
CASSCF and multireference MP2 calculations were carried out on thiophene-S-oxide (TO)
and selenophene-Se-oxide (SeO), comparing the energies of the ground state to the first two …