Zobrazeno 1 - 10
of 87
pro vyhledávání: '"Stan Brown"'
Autor:
Richard Stan Brown
Zwei Bücher für den Preis von drei! Im ersten Buch geht es um das zweite Klassentreffen nach 40 Jahren Schulentlassung. Durch das Einladungsschreiben wird ein ehemaliger Schüler in die Zeit Mitte der 1970er-Jahre zurückversetzt und verfasst satir
Autor:
Robert Stan Brown
Publikováno v:
Pure and Applied Chemistry. 87:601-614
Intense efforts by many research groups for more than 50 years have been directed at biomimetic approaches to understand how enzymes achieve their remarkable rate accelerations. Nevertheless, it was noted in 2003 that, despite numerous efforts to des
Publikováno v:
Inorganic Chemistry. 53:7916-7925
The kinetics and products for solvolysis of N-p-nitrophenyl-N',N'-bis(pyridin-2-ylmethyl) urea (7a), N-methyl-N-p-nitrophenyl-N',N'-bis(pyridin-2-yl methyl) urea (7b), and N-phenyl-N',N'-bis(pyridin-2-yl-methyl) urea (DPPU) (7c) promoted by Cu(II) io
Publikováno v:
Journal of Physical Organic Chemistry. 27:419-429
Density functional theory calculations were performed for the methanolysis reactions of a set of aryloxy and alkoxy acetates (1a, 1b, 1c, 1d, 1e, 1f, 1g, 1h, 1i, 1j, 1k, 1l, 1m) promoted by methoxide and a 1,5,9-triazacyclododecane-complexed Zn(II)-m
Publikováno v:
Inorganic Chemistry. 53:2211-2221
The methanolysis and ethanolysis of the Ni(II), Zn(II), and Cu(II) complexes of N,N-bis(2-picolyl)-p-nitrobenzamide (1) and N,N-bis((1H-benzimidazol-2-yl)methyl)-p-nitrobenzamide (2) were studied under pH-controlled conditions at 25 °C. Details of t
Autor:
R. Stan Brown, Leanne D. Chen, David Simon, Sean George, Christopher I. Maxwell, Alexei A. Neverov
Publikováno v:
Canadian Journal of Chemistry. 91:1139-1146
The kinetics of the methanolysis of seven methyl aryl carbonates (3) and two methyl alkyl carbonates (4) promoted by [12[ane]N3:Zn:(OCH3)]+ and [La2(OCH3)2]4+ catalysts (1 and 2, respectively) have been studied at 25.0 °C. Brønsted plots of the [Fo
Autor:
Areen Saffouri Andrea, Robyn A. A. Oldham, Mark A. R. Raycroft, Alexei A. Neverov, Christopher I. Maxwell, R. Stan Brown
Publikováno v:
Inorganic Chemistry. 51:10325-10333
The methanolyses of Cu(II) complexes of a series of N,N-bis(2-picolyl) benzamides (4a-g) bearing substituents X on the aromatic ring were studied under (s)(s)pH-controlled conditions at 25 °C. The active form of the complexes at neutral (s)(s)pH has
Publikováno v:
The Journal of Organic Chemistry. 77:4156-4160
The methanolysis of the Cu(II) complex of N-acetyl-N,N-bis(2-picolyl)amine (2) was investigated by a kinetic study as a function of pH in methanol at 25 °C and computationally by DFT calculations. The active species is the basic form of the complex
Publikováno v:
Inorganic Chemistry. 51:3846-3854
The cleavage of a set of phosphate mono-, di-, and triesters having a Cu(II)-complexed 2-phenanthrolyl group at the ortho-position of a departing phenoxide was studied in water and ethanol. Experimentally observed pH/rate profiles, solvent deuterium
Publikováno v:
Journal of Physical Organic Chemistry. 25:437-449
The base-promoted solvolysis of a series of O,O-dimethyl O-aryl and O,O-dimethyl O-alkyl phosphorothioates (1) as well as O,O-dimethyl O-aryl and O,O-dimethyl O-alkyl phosphates (2) was studied computationally by density functional theory methods in