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1

The Electrophilic Amination of Carbanions: An Unconventional New Entry to C−N Bond Formation

Pasquale Dembech, Giancarlo Seconi, Alfredo Ricci

Journal:

Chemistry - A European Journal

Year:

2000

Language:

english

File:

PDF, 134 KB

english, 2000

2

A new diamine as the hole-transporting material for organic light-emitting diodes

Gabriele Giro, Massimo Cocchi, Jan Kalinowski, Valeria Fattori, Piergiulio Di Marco, Pasquale Dembech, Giancarlo Seconi

Journal:

Advanced Functional Materials

Year:

1999

Language:

english

File:

PDF, 186 KB

english, 1999

3

Acylsilane durch Oxidation von Phosphoniumyliden; erste Synthese von Bis(trimethylsilyl)keton und dessen Anwendung als CO2⊖-Äquivalent

Prof. Dr. Alfredo Ricci, Dr. Mariella Fiorenza, Dr. Alessandro Degl'Innocenti, Dr. Giancarlo Seconi, Dr. Pasquale Dembech, Konrad Witzgall, Prof. Dr. Hans Jürgen Bestmann

Journal:

Angewandte Chemie

Year:

1985

File:

PDF, 222 KB

1985

4

Acylsilanes via Oxidation of Phosphonium Ylides: The First Synthesis of Bis(trimethylsilyl)ketone and Its Use as a CO2⊖ Equivalent

Prof. Dr. Alfredo Ricci, Dr. Mariella Fiorenza, Dr. Alessandro Degl'Innocenti, Dr. Giancarlo Seconi, Dr. Pasquale Dembech, Dipl.-Chem. Konard Witzgall, Prof. Dr. Hans Jürgen Bestmann

Journal:

Angewandte Chemie International Edition

Year:

1985

Language:

english

File:

PDF, 236 KB

english, 1985

5

ChemInform Abstract: A General Synthesis of Amines and Hydrazines by Oxidation of Amidocuprates and Zinc-Amidocuprates.

F. CANE, D. BRANCALEONI, P. DEMBECH, A. RICCI, G. SECONI

Journal:

Year:

1997

File:

PDF, 28 KB

1997

6

ChemInform Abstract: A General and Convenient Procedure for the Synthesis of N-Alkylarylamines and N-Alkylheteroarylamines by Electrophilic Amination of Cuprates with N-Alkylhydroxylamines.

Paolo Bernardi, Pasquale Dembech, Gaia Fabbri, Alfredo Ricci, Giancarlo Seconi

Journal:

Year:

1999

File:

PDF, 28 KB

1999

7

ChemInform Abstract: New Trends in Electrophilic Amination: From Simple Achiral and Chiral Amines and Hydrazines to Advanced Materials

Pasquale Dembech, Alfredo Ricci, Giancarlo Seconi

Journal:

Year:

2000

File:

PDF, 25 KB

2000

8

Phosphanalkylene, 54. Synthese und Eigenschaften von Bis(trimethylsilyl)keton

Hans Jürgen Bestmann, Wolfgang Haas, Konrad Witzgall, Alfredo Ricci, Dario Lazzari, Alessandro Degl'Innocenti, Giancarlo Seconi, Pasquale Dembech

Journal:

European Journal of Organic Chemistry

Year:

1995

File:

PDF, 381 KB

1995

9

Nuclear magnetic resonance spectroscopy of tri-3-furylphosphine derivatives

P. Dembech, G. Seconi, P. Vivarelli, L. Schenetti, F. Taddei

Journal:

Magnetic Resonance in Chemistry

Year:

1972

Language:

english

File:

PDF, 181 KB

english, 1972

10

13C NMR of organosulphur compounds: I—the effects of sulphur substituents on the 13C chemical shifts of alkyl chains and of S-heterocycles

Giovanna Barbarella, Pasquale Dembech, Anna Garbesi, Antonino Fava

Journal:

Magnetic Resonance in Chemistry

Year:

1976

Language:

english

File:

PDF, 806 KB

english, 1976

11

13C n.m.r. of organosulphur compounds: II—13C chemical shifts and conformational analysis of methyl substituted thiacyclohexanes

Giovanna Barbarella, Pasquale Dembech, Anna Garbesi, Antonino Fava

Journal:

Magnetic Resonance in Chemistry

Year:

1976

Language:

english

File:

PDF, 892 KB

english, 1976

12

13C chemical shifts and conformational analysis of methyl substituted thiacyclopentanes

G. Barbarella, P. Dembech

Journal:

Magnetic Resonance in Chemistry

Year:

1980

Language:

english

File:

PDF, 530 KB

english, 1980

13

13C chemical shifts and conformational analysis of S-methylthiolanium cations

G. Barbarella, P. Dembech

Journal:

Magnetic Resonance in Chemistry

Year:

1981

Language:

english

File:

PDF, 649 KB

english, 1981

14

13C13C vicinal coupling constants of sulphonium cations

G. Barbarella, P. Dembech

Journal:

Magnetic Resonance in Chemistry

Year:

1981

Language:

english

File:

PDF, 306 KB

english, 1981

15

13C and 17O chemical shifts and conformational analysis of mono- and di-methyl-substituted thiane 1-oxide and thiane 1,1-dioxide

Giovanna Barbarella, Pasquale Dembech, Vitaliano Tugnoli

Journal:

Magnetic Resonance in Chemistry

Year:

1984

Language:

english

File:

PDF, 552 KB

english, 1984

16

Through space and through bond interactions in [2,2] metacyclo-2,6-pyridinophane studied by ultraviolet photoelectron spectroscopy

F. Bernardi, F.P. Colonna, P. Dembech, G. Distefano, P. Vivarelli

Journal:

Chemical Physics Letters

Year:

1975

Language:

english

File:

PDF, 240 KB

english, 1975

17

Anion radicals from imidazobenzoquinones

G.F Pedulli, A Spisni, P Vivarelli, P Dembech, G Seconi

Journal:

Journal of Magnetic Resonance (1969)

Year:

1969

Language:

english

File:

PDF, 323 KB

english, 1969

18

Primary aminomethylation of organometallic compounds via N,N-bis(trimethylsilyl)methylthiomethylamine

Luisa Fiocca, Mariella Fiorenza, Gianna Reginato, Alfredo Ricci, Pasquale Dembech, Giancarlo Seconi

Journal:

Journal of Organometallic Chemistry

Year:

1988

Language:

english

File:

PDF, 246 KB

english, 1988

19

Proton NMR criteria for configurational assignment of S-methylthianium cations

G. Barbarella, P. Dembech, A. Garbesi, A. Fava

Journal:

Year:

1976

Language:

english

File:

PDF, 479 KB

english, 1976

20

Synthesis of trimethylsilyloxy and hydroxy compounds from carbanions and bis (trimethylsilyl)peroxide

Lucia Camici, Pasquale Dembech, Alfredo Ricci, Giancarlo Seconi, Maurizio Taddei

Journal:

Year:

1988

File:

PDF, 1.11 MB

1988

21

Transformation of α-assisted carbanions into the corresponding trimethylsiloxy derivatives using bis(trimethylsilyl)peroxide

P. Dembech, A. Guerrini, A. Ricci, G. Seconi, M. Taddei

Journal:

Year:

1990

Language:

english

File:

PDF, 572 KB

english, 1990

22

Terminal 1-halo- 1 and 1-pseudohalo-1-alkynes via bis(trimethylsilyl)peroxide (BTMSPO) promoted Umpolung transfer of Halides and pseudohalides.

Antonella Casarini, Pasquale Dembech, Gianna Reginato, Alfredo Ricci, Giancarlo Seconi

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 206 KB

english, 1991

23

Carbon-13 NMR spectroscopy of sulfonium ylides

G. Barbarella, P. Dembech, A. Garbesi

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 230 KB

english, 1980

24

Silylcupration of N-phenyl-N-ethynyl-aniline: A versatile route to functionalized N,N-bis(phenyl)enamines

Laura Capella, Antonella Capperucci, Giovanni Curotto, Dario Lazzari, Pasquale Dembech, Gianna Reginato, Alfredo Ricci

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 242 KB

english, 1993

25

Sila pummerer rearrangement in highly sterically hindered organosilicon compounds: A new route to bis(trimethylsilyl)ketone

Alfredo Ricci, Alessandro Degl'Innocenti, Monica Ancillotti, Giancarlo Seconi, Pasquale Dembech

Journal:

Tetrahedron Letters

Year:

1986

Language:

english

File:

PDF, 235 KB

english, 1986

26

On the nature and geometry of the ylidic intermediates in the methylation of six-membered ring sulfonium salts

G. Barbarella, P. Dembech, A. Garbesi, P. Fabbri

Journal:

Tetrahedron Letters

Year:

1982

Language:

english

File:

PDF, 298 KB

english, 1982

27

Bis (trimethylsilyl) thioketone

Alfredo Ricci, Alessandro Degl'Innocenti, Mariella Fiorenza, Pasquale Dembech, Nazmi Ramadan, Giancarlo Seconi, David R.M. Walton

Journal:

Tetrahedron Letters

Year:

1985

Language:

english

File:

PDF, 136 KB

english, 1985

28

Single and dual blockade of the renin-angiotensin system in high-risk patients without heart failure: Lessons from ONTARGET

Paolo Verdecchia, Fabio Angeli, Giovanni Mazzotta, Chiara Dembech, Gianpaolo Reboldi

Journal:

Current Cardiovascular Risk Reports

Year:

2008

Language:

english

File:

PDF, 163 KB

english, 2008

29

ChemInform Abstract: Phosphane Alkylenes. Part 54. Synthesis and Properties of Bis( trimethylsilyl) Ketone.

H. J. BESTMANN, W. HAAS, K. WITZGALL, A. RICCI, D. LAZZARI, A. DEGL'INNOCENTI, G. SECONI, P. DEMBECH

Journal:

Year:

1995

File:

PDF, 27 KB

1995

30

ChemInform Abstract: Oxidative Intramolecular Coupling of Amidocuprates as a Novel Route to Amines and Hydrazines.

A. ALBERTI, F. CANE, P. DEMBECH, D. LAZZARI, A. RICCI, G. SECONI

Journal:

Year:

1996

File:

PDF, 29 KB

1996

31

Interleukin-6 is constitutively produced by human CTL clones and is required to maintain their cytolytic function

Ricciarda Galandrini, Cristina Cernetti, Nicola Albi, Chiara Dembech, Adelmo Terenzi, Fausto Grignani, Andrea Velardi

Journal:

Cellular Immunology

Year:

1991

Language:

english

File:

PDF, 938 KB

english, 1991

32

Human T-helper clones induce IgG production in a subclass-specific fashion

Chiara Dembech, Isabella Quinti, Emanuela Cimignoli, Nicola Albi, Adelmo Terenzi, Roberto Gerli, Ricciarda Galandrini, Fausto Grignani, Andrea Velardi

Journal:

Cellular Immunology

Year:

1992

Language:

english

File:

PDF, 874 KB

english, 1992

33

Regiospecific conversion of oxiranes, oxetanes, and lactones into difunctional nitrogen compounds via aminosilanes and aminostannanes

Papini, Annamaria, Ricci, Alfredo, Taddei, Maurizio, Seconi, Giancarlo, Dembech, Pasquale

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1984

Language:

english

File:

PDF, 604 KB

english, 1984

34

Organic light-emitting device with a mixed ligand 8-quinolinolato aluminium chelate as emitting and electron transporting material

Gabriele Giro, Massimo Cocchi, Piergiulio Di Marco, Valeria Fattori, Pasquale Dembech, Serena Rizzoli

Journal:

Synthetic Metals

Year:

2001

Language:

english

File:

PDF, 136 KB

english, 2001

35

Easy one-step general synthesis of acylsilanes

Capperucci, Antonella, Degl'Innocenti, Alessandro, Faggi, Cristina, Ricci, Alfredo, Dembech, Pasquale, Seconi, Giancarlo

Journal:

Journal of Organic Chemistry

Year:

1988

Language:

english

File:

PDF, 413 KB

english, 1988

36

Regioselective functionalization of heterocyclic rings: synthesis and reactions of 1-methyl-2-(trimethylsiloxy)pyrrole and 2-(trimethylsiloxy)thiophene

Fiorenza, Mariella, Reginato, Gianna, Ricci, Alfredo, Taddei, Maurizio, Dembech, Pasquale

Journal:

Journal of Organic Chemistry

Year:

1984

Language:

english

File:

PDF, 367 KB

english, 1984

37

Electrophilic amination of higher order cuprates with N,O-bis(trimethylsilyl)hydroxylamine

Casarini, Antonella, Dembech, Pasquale, Lazzari, Dario, Marini, Elisabetta, Reginato, Gianna, Ricci, Alfredo, Seconi, Giancarlo

Journal:

Journal of Organic Chemistry

Year:

1993

Language:

english

File:

PDF, 528 KB

english, 1993

38

Kinetic acidity of diastereotopic protons in sulfonium ions. A transition state conformational effect

Barbarella, G., Dembech, P., Garbesi, A., Bernardi, F., Bottoni, A., Fava, A.

Journal:

Journal of the American Chemical Society

Year:

1978

Language:

english

File:

PDF, 402 KB

english, 1978

39

Oxidative Intramolecular Coupling of Amidocuprates as a Novel Route to Amines and Hydrazines

Alberti, Angelo, Canè, Francesco, Dembech, Pasquale, Lazzari, Dario, Ricci, Alfredo, Seconi, Giancarlo

Journal:

Journal of Organic Chemistry

Year:

1996

Language:

english

File:

PDF, 326 KB

english, 1996

40

A General and Convenient Procedure for the Synthesis of N -Alkylarylamines and N -Alkylheteroarylamines by Electrophilic Amination of Cuprates with N -Alkylhydroxylamines

Bernardi, Paolo, Dembech, Pasquale, Fabbri, Gaia, Ricci, Alfredo, Seconi, Giancarlo

Journal:

Journal of Organic Chemistry

Year:

1999

Language:

english

File:

PDF, 120 KB

english, 1999

41

A general access to acylstannanes

Capperucci, Antonella, Degl'Innocenti, Alessandro, Faggi, Cristina, Reginato, Gianna, Ricci, Alfredo, Dembech, Pasquale, Seconi, Giancarlo

Journal:

Journal of Organic Chemistry

Year:

1989

Language:

english

File:

PDF, 385 KB

english, 1989

42

Substituent effects in formation of aryl carbanions. Base cleavage of aryltrimethylstannanes in dimethyl sulphoxide?water

Dembech, Pasquale, Seconi, Giancarlo, Eaborn, Colin

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1983

Language:

english

File:

PDF, 346 KB

english, 1983

43

Dipole moments and conformation of sulphinic acid esters

Exner, O., Dembech, P., Vivarelli, P.

Journal:

Journal of the Chemical Society B Physical Organic

Year:

1970

Language:

english

File:

PDF, 504 KB

english, 1970

44

Dipole moments and conformation of thiosulphinates

Dembech, Pasquale, Vivarelli, Piero, Jehli?ka, Vaclav, Exner, Otto

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1973

Language:

english

File:

PDF, 362 KB

english, 1973

45

Cleavage of furan-2-yl, 2-thienyl-, benzo[b]furan-2-yl-, and benzo[b]thiophen-2-yl-methyl(trimethyl)silanes (RCH2SiMe3) by methanolic sodium methoxide; acidities of the corresponding RCH3 species

Dembech, Pasquale, Seconi, Giancarlo, Eaborn, Colin, Rodriguez, Juan A., Stamper, John G.

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1986

Language:

english

File:

PDF, 293 KB

english, 1986

46

Studies on alkoxyheterocyclic compounds. Part II. Hydrolysis of 2-methoxy-1-methylbenzimidazoles

Dembech, Pasquale, Ricci, Alfredo, Seconi, Giancarlo, Vivarelli, Piero

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1973

Language:

english

File:

PDF, 523 KB

english, 1973

47

The conformation around two equivalent bonds linked to one central atom: diacyl sulphides and sulphonic acid anhydrides and thioanhydrides

Exner, Otto, Dembech, Pasquale, Seconi, Giancarlo, Vivarelli, Piero

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1973

Language:

english

File:

PDF, 619 KB

english, 1973

48

Cleavage of 5-nitro-2-(trimethylsilylmethyl)thiophene by methanolic sodium methoxide. U.v. spectroscopic and solvent isotope effect evidence for generation of the anion [5-O2N�C4H2S� CH2-2]?

Dembech, Pasquale, Eaborn, Colin, Seconi, Giancarlo

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1985

Language:

english

File:

PDF, 236 KB

english, 1985

49

1H nuclear magnetic resonance study of para-substituted derivatives of triphenylphosphine

Benassi, Rois, Schenetti, Maria L., Taddei, Ferdinando, Vivarelli, Piero, Dembech, Pasquale

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1974

Language:

english

File:

PDF, 769 KB

english, 1974

50

GEOMETRICAL FACTORS AFFECTING THE STABILITY OF SULFONIUM YLIDES. AN EXPERIMENTAL STUDY AND A MO RATIONALIZATION OF THE KINETIC ACIDITY OF DIASTEREOTOPIC PROTONS ALPHA TO -S + R 1 R 2

Barbarella, G., Dembech, P., Garbesi, A., Andreetti, G. D., Bocelli, G., Bernardi, F., Bottoni, A., Fava, A.

Journal:

Phosphorous and Sulfur and the Related Elements

Year:

1979

Language:

english

File:

PDF, 114 KB

english, 1979

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