Zobrazeno 1 - 10
of 25
pro vyhledávání: '"Piotr Lyzwa"'
Publikováno v:
Molecules, Vol 29, Iss 8, p 1799 (2024)
An enzyme-promoted addition of nitromethane to the appropriate phosphorylated imine (aza-Henry reaction) intended to be used in the synthesis of the title phosphoemeriamine, a phospha-analog of emeriamine (aminocarnitine), failed due to the tautomeri
Externí odkaz:
https://doaj.org/article/709921be16e54ff39b6d26eea39caa92
Autor:
Prasad L. Polavarapu, Józef Drabowicz, Wanda Wieczorek, Marian Mikołajczyk, Piotr Lyzwa, Agnieszka Balińska, Ana G. Petrovic
Publikováno v:
The Journal of Organic Chemistry. 73:3120-3129
N-alpha-Phenylethyl-t-butylsulfinamide is a complicated system for determining molecular stereochemistry because of numerous possibilities for assigning the absolute configuration and a predominant conformation. Two diastereomers of N-alpha-phenyleth
Autor:
Frank J. Devlin, Piotr Lyzwa, Józef Drabowicz, Adrian Zajac, Jian-Jung Pan, Philip J. Stephens
Publikováno v:
Tetrahedron: Asymmetry. 19:288-294
The (+) and (−) enantiomers of the isotopically chiral sulfoxide, perdeuteriophenyl-phenyl-sulfoxide, 1 , have been synthesized by the reaction of the diastereomers of O -menthyl benzenesulfinate with C 6 D 5 MgBr. Their absolute configurations hav
Autor:
Marian Mikołajczyk, Piotr Lyzwa
Publikováno v:
ChemInform. 45
Autor:
Lori Ann Spangler, Piotr Lyzwa, Jan Omelańczuk, Burdge El, Marian Mikołajczyk, Piotr Kiełbasiński, Smith Hc, Fisher Jd
Publikováno v:
Journal of Agricultural and Food Chemistry. 47:318-321
The phosphosulfonates are a new class of soil-active herbicides which control a variety of annual grass and broadleaf weeds. Chirality at the phosphorus atom afforded the opportunity to explore stereospecific requirements for herbicidal activity. Chi
Publikováno v:
Drabowicz, J, Luczak, J, Lyzwa, P, Mikolajczyk, M & Pedersen, C T 2004, ' Sulfurization of Trivalent Phosphorus Compounds with 1,2-Dithiole-3-thione. ', Bulletin of the Korean Chemical Society
, vol. 25, pp. 1692-1694 . https://doi.org/10.5012/bkcs.2004.25.11.1692
, vol. 25, pp. 1692-1694 . https://doi.org/10.5012/bkcs.2004.25.11.1692
P substituent-3) almost quantitative yield of the corresponding triphenyl-phosphine sulfide 4a (Eq. 1). This observation indicates apossibility of the use of the thione 1 as an alternative sulfuri-zation agent for trivalent organophosphorus compounds
Autor:
Marian Mikołajczyk, Piotr Lyzwa
Publikováno v:
ChemInform. 42
The title methodology is used for the preparation of AP4 (IV) which acts as a modulator of the NMDA receptor site.
Publikováno v:
ChemInform. 22
Autor:
Piotr Lyzwa, Marian Mikołajczyk
Publikováno v:
ChemInform. 41
Publikováno v:
ChemInform. 27