Zobrazeno 1 - 10
of 254
pro vyhledávání: '"Jindřich Jindřich"'
Autor:
Konstantin Lebedinskiy, Ivan Barvík, Zdeněk Tošner, Ivana Císařová, Jindřich Jindřich, Radim Hrdina
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 20, Iss 1, Pp 331-335 (2024)
13C NMR spectroscopic analyses of Cs symmetric guest molecules in the cyclodextrin host cavity, combined with molecular modelling and solid-state X-ray analysis, provides a detailed description of the spatial arrangement of cyclodextrin host–guest
Externí odkaz:
https://doaj.org/article/5bb1adc7becf42c39cd3ac380c6e87fd
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 18, Iss 1, Pp 1346-1354 (2022)
A simple method for the preparation of β-cyclodextrin derivatives containing covalently bonded aldehydes via an imine bond was developed and used to prepare a series of derivatives from 6I-amino-6I-deoxy-β-cyclodextrin and the following volatile al
Externí odkaz:
https://doaj.org/article/8193259d02894f3f913e7c18e3024820
Publikováno v:
Molecules, Vol 28, Iss 9, p 3794 (2023)
Aliphatic hydrocarbons (HCs) are usually analyzed by gas chromatography (GC) or matrix-assisted laser desorption/ionization (MALDI) mass spectrometry. However, analyzing long-chain HCs by GC is difficult because of their low volatility and the risk o
Externí odkaz:
https://doaj.org/article/73cd8bbf52bf47baa8066172f60ee496
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 15, Iss 1, Pp 830-839 (2019)
The preparation of new organocatalysts for asymmetric syntheses has become a key stage of enantioselective catalysis. In particular, the development of new cyclodextrin (CD)-based organocatalysts allowed to perform enantioselective reactions in water
Externí odkaz:
https://doaj.org/article/09c2057dd19a426ba1394faa723ee841
Autor:
Sébastien Noël, Eleonora Caronia, Hervé Bricout, Iveta Chena Tichá, Stéphane Menuel, Anne Ponchel, Sébastien Tilloy, Alessandro Galia, Éric Monflier, Jindřich Jindřich, Bastien Léger
Publikováno v:
Catalysis Communications, Vol 150, Iss , Pp 106272- (2021)
Cinchonidine-functionalized β-cyclodextrin was used as stabilizing agent for platinum nanoparticles dispersed in water, but also as chiral modifier for the asymmetric hydrogenation of ethyl pyruvate at 30 °C under 40 bar of hydrogen. This functiona
Externí odkaz:
https://doaj.org/article/66e1cfd1d1bb401e8d99a894a6929795
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 14, Iss 1, Pp 2829-2837 (2018)
The synthesis of batch-to-batch reproducible cyclodextrin (CD) derivatives often requires functionalization at specific positions of the CD skeleton. However, the regioselective preparation of this type of CD derivatives remains a challenge in synthe
Externí odkaz:
https://doaj.org/article/d6d47aaa26724eaaaa29ab246f8beb0e
Autor:
Petr Kasal, Jindřich Jindřich
Publikováno v:
Molecules, Vol 26, Iss 16, p 5065 (2021)
Cyclodextrins are well known supramolecular hosts used in a wide range of applications. Monosubstitution of native cyclodextrins in the position C-6 of a glucose unit represents the simplest method how to achieve covalent binding of a well-defined ho
Externí odkaz:
https://doaj.org/article/c9a75d6137ac48a980fe9e39eec6bcc7
Autor:
Markéta Bláhová, Sergey K. Filippov, Lubomír Kováčik, Jiří Horský, Simona Hybelbauerová, Zdenka Syrová, Tomáš Křížek, Jindřich Jindřich
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 13, Iss 1, Pp 2509-2520 (2017)
Monosubstituted derivatives of γ-cyclodextrin (γ-CD) are suitable building blocks for supramolecular polymers, and can also serve as precursors for the synthesis of other regioselectively monosubstituted γ-CD derivatives. We prepared a set of mono
Externí odkaz:
https://doaj.org/article/f2cbe7b606a549abb1856323c8e7cc8c
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 12, Iss 1, Pp 349-352 (2016)
A general high-yielding method for the preparation of monosubstituted β-cyclodextrin derivatives which have attached a thiol group in position 6 is described. The thiol group is attached through linkers of different lengths and repeating units (ethy
Externí odkaz:
https://doaj.org/article/2df6abd12ad74078a0237ff6920b50c9
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 11, Iss 1, Pp 192-199 (2015)
The thermal stability of the monosubstituted cationic cyclodextrin (CD) derivatives PEMEDA-β-CD and PEMPDA-β-CD, which differ in their substituent linker length (ethylene and propylene, respectively), was studied via 1H NMR experiments. PEMPDA-β-C
Externí odkaz:
https://doaj.org/article/5cb87f42da6a4d6ea5184908dafd2bda