Direct photolysis mechanism of pesticides in water

T Katagi - Journal of pesticide science, 2018‏ - jstage.jst.go.jp
Photodegradation is one of the most important abiotic transformations for pesticides in the
aquatic environment, and the high energy of sunlight causes characteristic reactions such as …

The regioselective [2+ 2] photocycloaddition reaction of 2-(3, 4-dimethoxystyryl) quinoxaline in solution

OA Fedorova, AE Saifutiarova, EN Gulakova… - Photochemical & …, 2019‏ - Springer
Abstract Herein, the [2+ 2] photocycloaddition between two molecules of (E)-2-(3, 4-
dimethoxystyryl)-quinoxaline (1) in an acetonitrile solution to form only one cyclobutane …

Synthesis of Naphthoxazoles by Photocyclization of 4‐/5‐(Phenylethenyl) oxazoles

I Šagud, M Šindler‐Kulyk, I Škorić… - European journal of …, 2018‏ - Wiley Online Library
Promising test results on the biological activity of our previously described naphtho [1, 2‐d]
oxazoles and heterobenz [1, 2‐d] oxazoles, obtained by the photochemical cyclization of 5 …

Exploring rotational isomerism of fluorescent diarylethenes comprising 2-naphthyl and regioisomeric oxazoyl groups. A combined experimental and computational …

AJ Kałka, P Ręka, J Grolik, K Ostrowska… - Journal of Molecular …, 2025‏ - Elsevier
In the paper a phenomenon of rotational (conformational) isomerism within 1, 2-
diarylethenic compounds (DAE) comprising heteroarene ring of oxazole is explored on the …

Molecular structures and crystal packings of styryldiazines

AE Saifutiarova, VA Karnoukhova, EN Gulakova… - Journal of Structural …, 2021‏ - Springer
Crystal structures of three isomeric styryldiazine derivatives (E)-2-(3, 4-dimetoxystryl)
pyrazine,(E)-2-(3, 4-dimetoxystryl) pyrimidine, and (E)-4-(3, 4-dimetoxystryl) pyrimidine with …

Deactivating effect of the pyridine n, π* states on the photoreactivity of 5-[2-(pyrid-n-yl) ethenyl] oxazole (n= 2, 3 and 4)

V Botti, F Elisei, F Faraguna, Ž Marinić… - … of Photochemistry and …, 2016‏ - Elsevier
This paper describes the results obtained in the study of the photobehaviour of
heteroanalogs of stilbene bearing oxazole and pyridine rings at the opposite sides of the …

Synthesis of Positional Isomers and Photophysical Properties of Pyridines with Tricyanobutadiene Fragment Containing Aryl and Trifluoromethyl Substituents

MA Shishlikova, OV Ershov - Russian Journal of General Chemistry, 2024‏ - Springer
A method was developed for obtaining positional isomers—2-[6-aryl-4-trifluoromethyl-3-
cyanopyridin-2 (1 H)-ylidene] malononitriles and 2-[4-aryl-6-trifluoromethyl-3-cyanopyridin-2 …

Synthesis, spectroscopic characterization and photophysical investigations of new di-(2/3)-pyridine-stilbenes; isomerism, nitrogen position influence and solvent …

I Šagud, V Milašinović, K Molčanov, Ž Marinić… - Journal of molecular …, 2018‏ - Elsevier
Stilbene analogues with the pyridine ring, that is di-(pyridin-2/3/4-yl) vinyl) benzenes, were
synthesized, purified and completely spectroscopically characterized. Upon irradiation these …

Proton transfer in the ground and excited state and photobehaviour of the positional isomers of E-5-[2-(pyrid-n-yl) ethenyl] oxazole's (n= 2, 3 and 4)

V Botti, U Mazzucato, M Šindler-Kulyk… - Journal of Photochemistry …, 2017‏ - Elsevier
The effect of protonation on the excited state properties of the three positional isomers of E-5-
[2-(pyrid-n-yl) ethenyl] oxazole's (n-PyEt-5Ox with n= 2, 3 and 4) was studied in buffered …

Особенности молекулярных структур и кристаллических упаковок стирилдиазинов

АЭ Сайфутярова, ВА Карноухова… - Журнал структурной …, 2021‏ - elibrary.ru
Исследованы кристаллические структуры трех изомерных производных
стирилдиазинов (E)-2-(3, 4-диметоксистирил) пиразина,(E)-2-(3, 4-диметоксистирил) …