Zobrazeno 1 - 10
of 30 796
pro vyhledávání: '"NMR spectra"'
Publikováno v:
Molbank, Vol 2024, Iss 3, p M1878 (2024)
The title compound and its hydroxymethyl precursor have been fully characterised for the first time. The IR spectra, fully assigned 1H and 13C NMR spectra, and X-ray structures are presented for both compounds. Both compounds form hydrogen-bonded dim
Externí odkaz:
https://doaj.org/article/6a204a415e464552ac79072bacb8edc9
Autor:
Luc Patiny, Hamed Musallam, Alejandro Bolaños, Michaël Zasso, Julien Wist, Metin Karayilan, Eva Ziegler, Johannes C. Liermann, Nils E. Schlörer
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 20, Iss 1, Pp 25-31 (2024)
NMRium is the first web-based software that allows displaying, processing, interpretation, and teaching of 1D and 2D NMR data in a user-friendly interface. It can import the most common data formats (e.g., JCAMP-DX, Bruker, Varian, and Jeol). While t
Externí odkaz:
https://doaj.org/article/f434fd40bf7342b38edaf9bccf882b54
Publikováno v:
Molbank, Vol 2024, Iss 2, p M1803 (2024)
A simplified synthesis of the title compound is reported and its 1H and 13C NMR data are fully assigned including determination of H–H and C–H coupling constants. Its X-ray structure has been determined for the first time. NMR data are also prese
Externí odkaz:
https://doaj.org/article/2b22e912fac64ecb8453224ff48d28f7
Autor:
Velichka Andonova, Krastena Nikolova, Ivelin Iliev, Svetlana Georgieva, Nadezhda Petkova, Mehran Feizi-Dehnayebi, Stoyanka Nikolova, Anelia Gerasimova
Publikováno v:
International Journal of Molecular Sciences, Vol 25, Iss 17, p 9170 (2024)
Phycocyanin (PC) is a naturally occurring green pigment in Spirulina. It was extracted by ultrasonic extraction using green technology, and its structure was studied using IR- and NMR-spectroscopy. Spectral data confirmed the PC structure. This study
Externí odkaz:
https://doaj.org/article/6668e17b03ec422bb848e14dbe932a40
Autor:
Alla A. Kicha, Dmitriy K. Tolkanov, Timofey V. Malyarenko, Olesya S. Malyarenko, Alexandra S. Kuzmich, Anatoly I. Kalinovsky, Roman S. Popov, Valentin A. Stonik, Natalia V. Ivanchina, Pavel S. Dmitrenok
Publikováno v:
Marine Drugs, Vol 22, Iss 7, p 294 (2024)
Three new monosulfated polyhydroxysteroid glycosides, spiculiferosides A (1), B (2), and C (3), along with new related unsulfated monoglycoside, spiculiferoside D (4), were isolated from an ethanolic extract of the starfish Henricia leviuscula spicul
Externí odkaz:
https://doaj.org/article/681c7545cd674d689fbd27b2c3a10518
Publikováno v:
Heliyon, Vol 10, Iss 3, Pp e24814- (2024)
Supramolecular chemistry explores non-covalent interactions between molecules, and it has facilitated the design of functional materials and understanding of molecular self-assembly processes. We investigate a captivating class of supramolecular stru
Externí odkaz:
https://doaj.org/article/626dc5fe0496495bb4094ed7edb8cfd7
Publikováno v:
Učënye Zapiski Kazanskogo Universiteta. Seriâ Estestvennye Nauki, Vol 165, Iss 1 (2023)
The structure and intramolecular mobility of some derivatives of bis(thio)phosphorylated amides in CCl4, CD2Cl2, and CD3CN solutions were examined by 1H and 31P NMR spectroscopy. A comparative analysis of the temperature-dependent 1H and 31P NMR spec
Externí odkaz:
https://doaj.org/article/4f3fadd42be84d12b7c85192d7b9df8f
Akademický článek
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Autor:
Irina Irgibaeva, Nikolay Barashkov, Anuar Aldongarov, Asel Zhapakova, Alibek Eralinov, Tamara Sakhno, Aidar Seralin, Yuriy Sakhno
Publikováno v:
Journal of CO2 Utilization, Vol 77, Iss , Pp 102594- (2023)
Two hydroxy-containing amidine derivatives have been synthesized by condensation of amino-alcohols such as monoethanolamine (MEA) and tris(hydroxymethyl)aminomethane (TRIS) with N,N-dimethylformamide dimethyl acetal. Their interaction with carbon dio
Externí odkaz:
https://doaj.org/article/767690ddcc21433b85e873d5e20e4c3c
Akademický článek
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