Zobrazeno 1 - 10
of 636
pro vyhledávání: '"Janusz Jurczak"'
Autor:
Kajetan Dąbrowa, Patryk Niedbała, Marcin Pawlak, Marcin Lindner, Wiktor Ignacak, Janusz Jurczak
Publikováno v:
ACS Omega, Vol 5, Iss 45, Pp 29601-29608 (2020)
Externí odkaz:
https://doaj.org/article/921ebaa0a5e146cf92012ca6d69c01e5
Autor:
Patryk Niedbała, Janusz Jurczak
Publikováno v:
ACS Omega, Vol 5, Iss 40, Pp 26271-26277 (2020)
Externí odkaz:
https://doaj.org/article/9e8bf5dd84554afebf454baef6881483
Publikováno v:
Molecules, Vol 27, Iss 8, p 2508 (2022)
In this work, we would like to present the development of a highly optimized method for generating the quaternary stereogenic centers in β-keto esters. This enantioselective phase-transfer alkylation catalyzed by hybrid Cinchona catalysts allows for
Externí odkaz:
https://doaj.org/article/5cc9b2a47cd445efbc1a056072c3f9a3
Autor:
Patryk Niedbała, Magdalena Ceborska, Mart Mehmet, Wiktor Ignacak, Janusz Jurczak, Kajetan Dąbrowa
Publikováno v:
Materials, Vol 15, Iss 2, p 692 (2022)
A sterically crowded light-responsive host 1 was synthetized with a 93% yield by applying a post-functionalization protocol utilizing the double amidation of 4,4′-azodibenzoyl dichloride with a readily available 26-membered macrocyclic amine. X-ray
Externí odkaz:
https://doaj.org/article/38c08afb6a714cad9099e23b81edd7d5
Publikováno v:
Molecules, Vol 26, Iss 21, p 6417 (2021)
Recognition of anionic species plays a fundamental role in many essential chemical, biological, and environmental processes. Numerous monographs and review papers on molecular recognition of anions by synthetic receptors reflect the continuing and gr
Externí odkaz:
https://doaj.org/article/bb900298cbb04588b1bf48fee3dbd28e
Publikováno v:
ARKIVOC, Vol 2017, Iss 2, Pp 534-545 (2017)
Externí odkaz:
https://doaj.org/article/69052496ba954983b609de13795e45f4
Publikováno v:
Molecules, Vol 26, Iss 9, p 2787 (2021)
In this paper, we present a comparative analysis of the solid state structures of three well-resolved hydrates of macrocyclic host molecules 1a, 1b, and 2 containing an intrannular amide-aryl substituent (lariat arm) connected to a fixed 26-membered
Externí odkaz:
https://doaj.org/article/42fcd7e410d14168894fb931144528ce
Solution and Solid State Studies of Urea Derivatives of DITIPIRAM Acting as Powerful Anion Receptors
Publikováno v:
Molecules, Vol 26, Iss 6, p 1788 (2021)
Herein, we present the synthesis and anion binding studies of a family of homologous molecular receptors 4–7 based on a DITIPIRAM (8-propyldithieno-[3,2-b:2′,3′-e]-pyridine-3,5-di-amine) platform decorated with various urea para-phenyl substitu
Externí odkaz:
https://doaj.org/article/a9a11f9d43424e52990988cd9572555d
Publikováno v:
Molecules, Vol 24, Iss 14, p 2635 (2019)
Three (R)-BINOL-based macrocyclic receptors obtained via double-amidation reaction were used for chiral recognition of four anions derived from α-hydroxy and α-amino acids. The structural factors of hosts and guests that affect chiral recognition p
Externí odkaz:
https://doaj.org/article/60723d5ca7bf4fb4a1c62a018861f1b6
Autor:
Iva Blanáriková, Lubor Fišera, Zuzana Kopanicková, Piotr Salanski, Janusz Jurczak, Christian Hametner
Publikováno v:
ARKIVOC, Vol 2001, Iss 5, Pp 51-59 (2005)
Externí odkaz:
https://doaj.org/article/3c117cdfd863434dbdce720fe4de0200