Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Sergejs, Osipovs"'
Autor:
Aleksandrs Pučkins, Sergejs Osipovs
Publikováno v:
ACS Omega, Vol 8, Iss 46, Pp 43993-43998 (2023)
Externí odkaz:
https://doaj.org/article/b2770822e2384a30a9e3710dca4ebd9f
Publikováno v:
Molbank, Vol 2023, Iss 1, p M1607 (2023)
The present work describes the synthesis of the new benzanthrone dye-3-[4-(2-phenylethyl)piperazin-1-yl]-7H-benzo[de]anthracen-7-one by bromine atom nucleophilic substitution reaction. The structure of the obtained benzanthrone derivative is characte
Externí odkaz:
https://doaj.org/article/35faba20f1d84cd9bec2a6af3bfa4532
Autor:
Armands Maļeckis, Marija Cvetinska, Aleksandrs Puckins, Sergejs Osipovs, Jelizaveta Sirokova, Sergey Belyakov, Elena Kirilova
Publikováno v:
Molecules, Vol 28, Iss 13, p 5171 (2023)
In the present study, new fluorophores based on disubstituted benzanthrone derivatives were designed starting from 9-nitro-3-bromobenzanthrone with nucleophilic substitution of the bromine atom with some secondary cyclic amines. It has been found tha
Externí odkaz:
https://doaj.org/article/df63fba7516c4a2db81c4de2a5701f31
Autor:
Kirilova, Armands Maļeckis, Marija Cvetinska, Aleksandrs Puckins, Sergejs Osipovs, Jelizaveta Sirokova, Sergey Belyakov, Elena
Publikováno v:
Molecules; Volume 28; Issue 13; Pages: 5171
In the present study, new fluorophores based on disubstituted benzanthrone derivatives were designed starting from 9-nitro-3-bromobenzanthrone with nucleophilic substitution of the bromine atom with some secondary cyclic amines. It has been found tha
Publikováno v:
International Journal of Energy for a Clean Environment.
Autor:
Elena Kirilova, Līga Avotiņa, Sergejs Osipovs, Armands Maļeckis, Gunta Ķizāne, Aleksandrs Pučkins
Publikováno v:
Polycyclic Aromatic Compounds. 42:5508-5520
The four-cyclic condensed aromatic ketone 7H-benz[de]anthracene-7-one and its derivatives belong to the class of important anthraquinoid dyes, including laser and luminescent dyes. Current work is ...
Autor:
Sergejs Osipovs, Inese Gavarane, Ligita Mežaraupe, Andrejs Bulanovs, Ilze Rubeniņa, Muza Kirjušina, Aleksandrs Pučkins, Inese Kokina, Gunita Deksne, Elena Kirilova
Publikováno v:
Microscopy and Microanalysis. 25:1491-1497
The roundworms of Trichinella genus are worldwide distributed and their prevalence in nature is high. Trichinella genus parasites are the causative agents of foodborne zoonosis trichinellosis. The main prevention and control of the infection are meat
Publikováno v:
Biomass Conversion and Biorefinery.
Gasification is considered to be one of the most promising uses for biomass. The biosyngas is unique such that it can be catalytically converted into Fischer–Tropsch (FT) oils or other chemical products. However, in thermo-chemical biomass conversi
Autor:
Anastasija Konstantinova, Līga Avotiņa, Gunta Ķizāne, Aleksandrs Pučkins, Sergejs Osipovs, Elena Kirilova
Publikováno v:
Dyes and Pigments. 204:110363
Publikováno v:
ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference; Vol 1 (2021): Environment. Technology. Resources. Proceedings of the 13th International Scientific and Practical Conference. Volume 1; 195-199
The research explores the possibilities of biogas extraction from aquaculture waste. Samples of fish-farming pool sludge were taken from a fish farm, which is located in the Krāslava district, Kalnieši rural municipality. Prior to experimental ferm