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1

Recent development in preparation reactivity and biological activity of enaminoketones and enaminothiones and their utilization to prepare heterocyclic compounds

Giuseppina Negri, Concetta Kascheres, Albert J. Kascheres

Journal:

Journal of Heterocyclic Chemistry

Year:

2004

Language:

english

File:

PDF, 1007 KB

english, 2004

2

The use of AM1 in structural analyses of primary and secondary enaminones

Marcos Nogueira Eberlin, Yuji Takahata, Concetta Kascheres

Journal:

Journal of Molecular Structure: THEOCHEM

Year:

1990

Language:

english

File:

PDF, 798 KB

english, 1990

3

On the structure of them/z 70 ions fromN-H- andN-Br-succinimide: O=C=N=C=O+?

Carvalho, Márcia C., Moraes, Luiz Alberto B., Kascheres, Concetta, Eberlin, M. N.

Journal:

Journal of Mass Spectrometry

Year:

1997

Language:

english

File:

PDF, 208 KB

english, 1997

4

Locating the Charge Site in Heteroaromatic Cations

Márcia Carvalho, Fábio C. Gozzo, Maria Anita Mendes, Regina Sparrapan, Concetta Kascheres, Marcos N. Eberlin

Journal:

Chemistry - A European Journal

Year:

1998

Language:

english

File:

PDF, 217 KB

english, 1998

5

ChemInform Abstract: Study of the Reactivity of α-Acylenaminoketones. Synthesis of Pyrazoles.

Giuseppina Negri, Concetta Kascheres

Journal:

Year:

2001

File:

PDF, 34 KB

2001

6

Recent Development in Preparation Reactivity and Biological Activity of Enaminoketones and Enaminothiones and Their Utilization to Prepare Heterocyclic Compounds

Giuseppina Negri, Concetta Kascheres, Albert J. Kascheres

Journal:

Year:

2004

File:

PDF, 7 KB

2004

7

Study of the reactivity of α-acylenaminoketones. Synthesis of pyrazoles

Giuseppina Negri, Concetta Kascheres

Journal:

Journal of Heterocyclic Chemistry

Year:

2001

Language:

english

File:

PDF, 174 KB

english, 2001

8

Molecular ion rearrangements of benzenesulfonylhydrazides

Concetta Kascheres, Ruiess Van Fossen Bravo

Journal:

Journal of Mass Spectrometry

Year:

1979

Language:

english

File:

PDF, 499 KB

english, 1979

9

Mass spectra of 2,2-dihydro-5-imino-1,2-oxaphosphol-3-enes

Concetta Kascheres, Albert Kascheres, Antonio Carlos Joussef

Journal:

Journal of Mass Spectrometry

Year:

1984

Language:

english

File:

PDF, 142 KB

english, 1984

10

Mass spectra of some 4(1H)-pyridazinone derivatives

Concetta Kascheres, Albert Kaschers, Ronaldo Aloise Pilli

Journal:

Journal of Mass Spectrometry

Year:

1985

Language:

english

File:

PDF, 159 KB

english, 1985

11

Substituent effects in the mass spectra of diethyl phenyl phosphates

Concetta Kascheres, Mirtes Sintoni

Journal:

Journal of Mass Spectrometry

Year:

1989

Language:

english

File:

PDF, 346 KB

english, 1989

12

Catharinensine, an oxindole alkaloid from Peschiera catharinensis

Angela R. Araujo, Concetta Kascheres, Fred Fujiwara, Anita J. Marsaioli

Journal:

Year:

1984

Language:

english

File:

PDF, 388 KB

english, 1984

13

Bicyclic triazoles from a diazo transfer reaction between cyclic enaminones and 5,7-dinitro-3-diazo-1,3-dihydro-2H-indol-2-one

Rodinei Augusti, Concetta Kascheres

Journal:

Year:

1994

Language:

english

File:

PDF, 271 KB

english, 1994

14

Applying moving median digital filter to mass spectrometry and potentiometric titration

Claudimir L. do Lago, Valmir F. Juliano, Concetta Kascheres

Journal:

Analytica Chimica Acta

Year:

1995

Language:

english

File:

PDF, 716 KB

english, 1995

15

Reactions of carbethoxycarbene with enaminones. Formation of unexpected pyrroles

Rodinei Augusti, Marcos N. Eberlin, Concetta Kascheres

Journal:

Journal of Heterocyclic Chemistry

Year:

1995

File:

PDF, 249 KB

1995

16

Reaction of diphenylcyclopropenone with primary and secondary enaminones. Synthetic and mechanistic implications

Kascheres, Concetta, Kascheres, Albert, Pilli, Paula S. H.

Journal:

Journal of Organic Chemistry

Year:

1980

Language:

english

File:

PDF, 489 KB

english, 1980

17

Nitrous acid deamination of 2-(aminomethyl)cyclohexanol. Question of a 1,3-hydride shift or two consecutive 1,2-hydride shifts

Farcasiu, Dan, Kascheres, Concetta, Schwartz, Leonard H.

Journal:

Journal of the American Chemical Society

Year:

1972

Language:

english

File:

PDF, 888 KB

english, 1972

18

Reactions of 3-diazo-1,3-dihydro-2H-indol-2-one derivatives with enaminones. A novel synthesis of 1,2,3-triazoles

Augusti, Rodinei, Kascheres, Concetta

Journal:

Journal of Organic Chemistry

Year:

1993

Language:

english

File:

PDF, 600 KB

english, 1993

19

Cycloaddition reactions of cyclopropenones. 4. Reaction of some 2-aminopyridines with methylphenylcyclopropenone

Kascheres, Albert., Kascheres, Concetta., Rodrigues, J. Augusto R., Santana, Ana Rita A.

Journal:

Journal of Organic Chemistry

Year:

1976

Language:

english

File:

PDF, 489 KB

english, 1976

20

Fast Multidimensional (3D and 4D) MS 2 and MS 3 Scans in a High-Transmission Pentaquadrupole Mass Spectrometer

Juliano, Valmir F., Gozzo, F. C., Eberlin, Marcos N., Kascheres, Concetta, do Lago, Claudimir L.

Journal:

Analytical Chemistry

Year:

1996

Language:

english

File:

PDF, 329 KB

english, 1996

21

Experimental and theoretical study of the reactivity of primary and secondary enaminones toward diphenylketene. A comparison of AM1 and HAM/3 semiempirical methods

Eberlin, Marcos N., Takahata, Yuji, Kascheres, Concetta

Journal:

Journal of Organic Chemistry

Year:

1990

Language:

english

File:

PDF, 715 KB

english, 1990

22

Nucleophilic Interception of the .gamma.,.delta.-Acetylenic .alpha.,.beta.-Olefinic Aldehyde Intermediate Formed from Furil Monotosylhydrazone

Sparrapan, Regina, Kascheres, Concetta, Gambardella, Maria Tereza P.

Journal:

Journal of Organic Chemistry

Year:

1995

Language:

english

File:

PDF, 620 KB

english, 1995

23

Catalyzed reaction of diazodiphenylethanone and related diazo ketones with enaminones as a source of pyrroles

Eberlin, Marcos N., Kascheres, Concetta

Journal:

Journal of Organic Chemistry

Year:

1988

Language:

english

File:

PDF, 336 KB

english, 1988

24

Quinone Diazides and Enaminones as a Source of New Azo Compounds with Potential Nonlinear Optical Properties

Figueiredo, Luciana J. O., Kascheres, Concetta

Journal:

Journal of Organic Chemistry

Year:

1997

Language:

english

File:

PDF, 138 KB

english, 1997

25

Reaction of enaminothiones with diphenylcyclopropenone. Synthesis of 4,5-dimethylenecyclopentenone derivatives

Kascheres, Albert, Kascheres, Concetta, Braga, A. C. Herrera

Journal:

Journal of Organic Chemistry

Year:

1993

Language:

english

File:

PDF, 248 KB

english, 1993

26

Principal Component Analysis on the effect of nucleophiles on the reactivity of α-acylenaminoketones

Kascheres, Concetta, Negri, Giuseppina, Ferreira, Márcia M. C., Sabino, Luciana C.

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

2001

Language:

english

File:

PDF, 180 KB

english, 2001

27

Gas phase chemistry of the heterocumulene cations OCN+CO and OCCN+O

Carvalho, Márcia C., Juliano, Valmir F., Kascheres, Concetta, Eberlin, Marcos N.

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1997

Language:

english

File:

PDF, 178 KB

english, 1997

28

Mass-Analyzed Ion Kinetic Energy Spectra of Chloroanisols: Application to the Interpretation of the Mass Spectra of Methoxybenzenesulfonyl Chlorides

Kascheres, Concetta, Van Fossen Bravo, Ruiess

Journal:

Spectroscopy Letters

Year:

1979

Language:

english

File:

PDF, 231 KB

english, 1979

29

A Convenient Route to 5,6-Diphenyl-5,6-dihydro-uracils

Kascheres, Albert, Kascheres, Concetta, Augusto, J., Rodrigues, R.

Journal:

Synthetic Communications

Year:

1984

Language:

english

File:

PDF, 285 KB

english, 1984

30

The chemistry of enaminones, diazocarbonyls and small rings: our contribution

Kascheres, Concetta Montanile

Journal:

Journal of the Brazilian Chemical Society

Year:

2003

Language:

english

File:

PDF, 2.06 MB

english, 2003

31

Ethylene and abscisic acid in the control of development of the rhizome of Kohleria eriantha (Benth.) Hanst. (Gesneriaceae)

Almeida, Julieta Andrea Silva de, Kascheres, Concetta, Pereira, Maria de Fátima D.A.

Journal:

Brazilian Journal of Plant Physiology

Year:

2005

File:

PDF, 369 KB

2005

32

ChemInform Abstract: DESAMINIERUNG VON 2-(AMINOMETHYL)-CYCLOHEXANOL MIT HNO2, FRAGE NACH EINER 1,3-HYDRID-VERSCHIEBUNG ODER ZWEI AUFEINANDERFOLGENDE 1,2-HYDRID-VERSCHIEBUNGEN

FARCASIU, DAN, KASCHERES, CONCETTA, SCHWARTZ, LEONARD H.

Journal:

Chemischer Informationsdienst

Year:

1972

File:

PDF, 130 KB

1972