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1

USES OF SODIUM CHLORITE AND SODIUM BROMATE IN ORGANIC SYNTHESIS. A REVIEW

Krapcho, A. Paul

Journal:

Organic Preparations and Procedures International

Année:

2006

Langue:

english

Fichier:

PDF, 1.76 MB

english, 2006

2

Organic Reactions || The Krapcho Dealkoxycarbonylation Reaction of Esters with α-Electron-Withdrawing Substituents

Paul Krapcho, A.

Année:

2004

Langue:

english

Fichier:

PDF, 4.17 MB

english, 2004

3

The decarbethoxylation of geminal dicarbethoxy compounds

A.Paul Krapcho, Gary A. Glynn, Brian J. Grenon

Journal:

Tetrahedron Letters

Année:

1967

Langue:

english

Fichier:

PDF, 101 KB

english, 1967

4

Potassium permanganate oxidations of terminal olefins and acetylenes to carboxylic acids of one less carbon

Krapcho, A. Paul, Larson, James R., Eldridge, Joyce M.

Journal:

Journal of Organic Chemistry

Année:

1977

Langue:

english

Fichier:

PDF, 677 KB

english, 1977

5

Synthetic applications and mechanism studies of the decarbalkoxylations of geminal diesters and related systems effected in dimethyl sulfoxide by water and/or by water with added salts

Krapcho, A. Paul, Weimaster, J. F., Eldridge, J. M., Jahngen, E. G. E., Lovey, A. J., Stephens, W. P.

Journal:

Journal of Organic Chemistry

Année:

1978

Langue:

english

Fichier:

PDF, 1.21 MB

english, 1978

6

General synthetic route to malonamic acids and 3-thiomalonamic acids. Amidations and thioamidations of .alpha. anions of carboxylate salts with alkyl and aryl isocyanates and isothiocyanates

Krapcho, A. Paul, Stephens, W. P.

Journal:

Journal of Organic Chemistry

Année:

1980

Langue:

english

Fichier:

PDF, 541 KB

english, 1980

7

The synthesis of a cocaine intermediate via a sodium?liquid ammonia carbon?carbon ?-bond cleavage of an azabicyclic succinate-type ester

Krapcho, A. Paul, Vivelo, James A.

Journal:

Journal of the Chemical Society Chemical Communications

Année:

1985

Langue:

english

Fichier:

PDF, 166 KB

english, 1985

8

Encyclopedia of Reagents for Organic Synthesis || Diethyl Carbonate

Krapcho, A. Paul

Année:

2001

Langue:

english

Fichier:

PDF, 160 KB

english, 2001

9

MODIFIED SYNTHETIC ROUTE TO 2-HYDROXYIMINO-N-ARYLACETAMIDES

Krapcho, A. Paul, Cadarmro, Sergio A.

Journal:

Organic Preparations and Procedures International

Année:

2004

Langue:

english

Fichier:

PDF, 321 KB

english, 2004

10

ChemInform Abstract: Synthesis and Antitumor Evaluation of 2,5-Disubstituted-indazolo[4,3-gh]isoquinolin-6(2H)-ones (9-Aza-anthrapyrazoles).

A. Paul Krapcho, et al. et al.

Journal:

Année:

1999

Fichier:

PDF, 33 KB

1999

11

ChemInform Abstract: General Synthetic Pathway to Oxygenated 3-Methylbenz[g]isoquinoline-5,10-diones.

A. Paul Krapcho, David J. Waterhouse

Journal:

Année:

1999

Fichier:

PDF, 32 KB

1999

12

ChemInform Abstract: General Preparative Route to Benzo[g]quinolines (1-Azaanthracenes).

A. Paul Krapcho, Timothy P. Gilmor

Journal:

Année:

1999

Fichier:

PDF, 31 KB

1999

13

ChemInform Abstract: Synthesis and Antitumor Activities of 5-Methyl-1- and 2-[[2-Dimethylaminoethyl]amino]-aza-thiopyranoindazoles.

A. Paul Krapcho, Simon N. Haydar, Starlan Truong-Chiott, Miles P. Hacker, E. Menta, G. Beggiolin

Journal:

Année:

2000

Fichier:

PDF, 30 KB

2000

14

ChemInform Abstract: N-tert-Butoxycarbonyl-N-Substituted Hydrazines in SNAr Displacements. Synthetic Pathways to N-1-Substituted Anthrapyrazoles, Aza-anthrapyrazoles and Aza-benzothiopyranoindazoles.

Ambrogio Oliva, Michael Ellis, L. Fiocchi, Ernesto Menta, A. Paul Krapcho

Journal:

Année:

2000

Fichier:

PDF, 36 KB

2000

15

ChemInform Abstract: Synthesis of Regioisomeric 2,5-Bis-substituted-aza-benzothiopyranoindazoles.

A. Paul Krapcho, Simon N. Haydar

Journal:

Année:

2002

Fichier:

PDF, 32 KB

2002

16

Modified Synthetic Route to 2-Hydroxyimino-N-arylacetamides.

A. Paul Krapcho, Sergio A. Cadamuro

Journal:

Année:

2004

Fichier:

PDF, 75 KB

2004

17

Diazoniapentaphenes. Synthesis from Pyridine-2-carboxaldehyde and Structural Verifications.

A. Paul Krapcho, Sergio A. Cadamuro

Journal:

Année:

2004

Fichier:

PDF, 119 KB

2004

18

Synthesis of 2,9-Diacyl-1,10-phenanthrolines.

A. Paul Krapcho, Akbar Ali

Journal:

Année:

2005

Fichier:

PDF, 18 KB

2005

19

Synthesis of regioisomeric 6,9-(chlorofluoro)-substituted benzo[g]quinoline-5,10-diones, benzo[g] isoquinoline-5,10-diones and 6-chloro-9-fluorobenzo[g]quinoxaline-5,10-dione

A. Paul Krapcho, Cynthia E. Gallagher, Abdelhakim Hammach, Michael Ellis, Ernesto Menta, Ambrogio Oliva

Journal:

Journal of Heterocyclic Chemistry

Année:

1997

Fichier:

PDF, 465 KB

1997

20

N,N,5-trimethyl-1H-benzothiopyrano[4,3,2-cd]-indazole-1-ethanamine — A novel heterocycle

A. Paul Krapcho, Simon N. Haydar

Journal:

Journal of Heterocyclic Chemistry

Année:

1997

Fichier:

PDF, 143 KB

1997

21

General synthetic route to benz[g]isoquinolines (2-azaanthracenes)

A. Paul Krapcho, Timothy P. Gilmor

Journal:

Journal of Heterocyclic Chemistry

Année:

1998

Fichier:

PDF, 465 KB

1998

22

Synthesis of hydroxy-substituted aza-analogues of antitumor anthrapyrazoles

A. Paul Krapcho, Cynthia E. Gallagher, Abdelhakim Hammach, Miles P. Hacker, Ernesto Menta, Ambrogio Oliva, Roberto Di Domenico, Giovanni Da Re, Andrea Lotto, Silvano Spinelli

Journal:

Journal of Heterocyclic Chemistry

Année:

1998

Fichier:

PDF, 1.04 MB

1998

23

General preparative route to benzo[g]quinolines (1-azaanthracenes)

A. Paul Krapcho, Timothy P. Gilmor

Journal:

Journal of Heterocyclic Chemistry

Année:

1999

Fichier:

PDF, 569 KB

1999

24

N-tert-butoxycarbonyl-N-substituted hydrazines in SNAr displacements. Synthetic pathways to N-1-substituted anthrapyrazoles, aza-anthrapyrazoles and aza-benzothiopyranoindazoles

Ambrogio Oliva, Michael Ellis, L. Fiocchi, Ernesto Menta, A. Paul Krapcho

Journal:

Journal of Heterocyclic Chemistry

Année:

2000

Fichier:

PDF, 783 KB

2000

25

Synthesis of regioisomeric 2,5-bis-substituted-aza-benzothiopyranoindazoles

A. Paul Krapcho, Simon N. Haydar

Journal:

Journal of Heterocyclic Chemistry

Année:

2001

Langue:

english

Fichier:

PDF, 126 KB

english, 2001

26

Diazoniapentaphenes. Synthesis from pyridine-2-carboxaldehyde and structural verifications

A. Paul Krapcho, Sergio A. Cadamuro

Journal:

Journal of Heterocyclic Chemistry

Année:

2004

Langue:

english

Fichier:

PDF, 163 KB

english, 2004

27

Synthesis of 2,9-diacyl-1, 10-phenanthrolines

A. Paul Krapcho, Akbar Ali

Journal:

Journal of Heterocyclic Chemistry

Année:

2004

Langue:

english

Fichier:

PDF, 134 KB

english, 2004

28

Facile acidic hydrolysis and displacement reactions of 2-chloro-and 2,9-dichloro-1,10-phenanthroline

A. Paul Krapcho, Silvia Sparapani

Journal:

Journal of Heterocyclic Chemistry

Année:

2008

Langue:

english

Fichier:

PDF, 257 KB

english, 2008

29

Synthetic routes to α-amino acids. C-alkylations of the hippuric acid trianion and the ethyl hippurate dianion

A.Paul Krapcho, Edward A. Dundulis

Journal:

Tetrahedron Letters

Année:

1976

Langue:

english

Fichier:

PDF, 204 KB

english, 1976

30

The stereochemistry of sodium dithionite reductions of cyclic ketones

A.Paul Krapcho, David A. Seidman

Journal:

Tetrahedron Letters

Année:

1981

Langue:

english

Fichier:

PDF, 117 KB

english, 1981

31

Tri-, tetra- and heptacyclic perylene analogues as new potential antineoplastic agents based on DNA telomerase inhibition

Claudia Sissi, Lorena Lucatello, A. Paul Krapcho, David J. Maloney, Matthew B. Boxer, Maria V. Camarasa, Gabriella Pezzoni, Ernesto Menta, Manlio Palumbo

Journal:

Bioorganic & Medicinal Chemistry

Année:

2007

Langue:

english

Fichier:

PDF, 272 KB

english, 2007

32

Perylene side chains modulate G-quadruplex conformation in biologically relevant DNA sequences

Claudia Pivetta, Lorena Lucatello, A. Paul Krapcho, Barbara Gatto, Manlio Palumbo, Claudia Sissi

Journal:

Bioorganic & Medicinal Chemistry

Année:

2008

Langue:

english

Fichier:

PDF, 343 KB

english, 2008

33

Synthesis and reactions of 1,10-phenanthroline-2(1H)-thione: a facile synthesis of 2,2′-thiobis-1,10-phenanthroline

A. Paul Krapcho, Silvia Sparapani, Matthew Boxer

Journal:

Tetrahedron Letters

Année:

2007

Langue:

english

Fichier:

PDF, 107 KB

english, 2007

34

Synthesis of regioisomeric difluoro- and 8-chloro-9- fluorobenz [g] isoquinoline-5,10-diones and SNAr displacements studies by diamines: bis(aminoalkyl)aminobenz[g] isoquinoline-5,10-diones

A. Paul Krapcho, Michael Ellis

Journal:

Journal of Fluorine Chemistry

Année:

1998

Langue:

english

Fichier:

PDF, 969 KB

english, 1998

35

I. Acetolysis studies of di-, tetra- and hexamethylated cyclopentyl tosylates

A.Paul Krapcho, David E. Horn

Journal:

Tetrahedron Letters

Année:

1966

Langue:

english

Fichier:

PDF, 258 KB

english, 1966

36

Trianions (α-anions of dilithio malonates). C-alkylations of monosubstituted malonic acids.

A.Paul Krapcho, David S. Kashdan

Journal:

Tetrahedron Letters

Année:

1975

Langue:

english

Fichier:

PDF, 105 KB

english, 1975

37

Decarbalkoxylations of geminal diesters, β-keto esters and α-cyano esters effected by sodium chloride in dimethyl sulpoxide

A. Paul Krapcho, Allen J. Lovey

Journal:

Tetrahedron Letters

Année:

1973

Langue:

english

Fichier:

PDF, 190 KB

english, 1973

38

Syntheses of 1,3-disubstituted imidazo[l,5-a]pyridines

A.Paul Krapcho, John R Powell

Journal:

Tetrahedron Letters

Année:

1986

Langue:

english

Fichier:

PDF, 107 KB

english, 1986

39

Decarbalkoxylations of geminal diesters and β-keto esters in wet dimethyl sulfoxide. Effect of added sodium chloride on the decarbalkoxylation rates of mono- and di-substituted Malonate esters

A.Paul Krapcho, E.G.E. Jahngen Jr., A.J. Lovey, Franklin W. Short

Journal:

Tetrahedron Letters

Année:

1974

Langue:

english

Fichier:

PDF, 218 KB

english, 1974

40

Acetolyse de tosylates spiranniques de conformation figee par un groupe tertio-butyle

Henri Christol, A.Paul Krapcho, Robert C.H. Peters, Claude Arnal

Journal:

Tetrahedron Letters

Année:

1969

Langue:

french

Fichier:

PDF, 219 KB

french, 1969

41

Tetraspiro[5.0.2.0.5.0.2.O]Octadecane

A. Paul Krapcho, David E. Horn

Journal:

Tetrahedron Letters

Année:

1969

Langue:

english

Fichier:

PDF, 98 KB

english, 1969

42

α-Carbalkoxylations of carboxylic acids. A general synthetic route to monoesters of malonic acids.

A.Paul Krapcho, Edwin G.E. Jahngen Jr., David S. Kashdan

Journal:

Tetrahedron Letters

Année:

1974

Langue:

english

Fichier:

PDF, 136 KB

english, 1974

43

Thione studies. Reactions of stable alicyclic thiones with methylenetriphenylphosphorane.

A. Paul Krapcho, Michael P. Silvon, Steven D. Flanders

Journal:

Tetrahedron Letters

Année:

1974

Langue:

english

Fichier:

PDF, 190 KB

english, 1974

44

I. Trispiro[4.0.4.0.4.0]pentadecane. Photochemical decarbonylation of polymethyleneketene trimers

A.Paul Krapcho, Francis J. Waller

Journal:

Tetrahedron Letters

Année:

1970

Langue:

english

Fichier:

PDF, 78 KB

english, 1970

45

Synthesis and antitumor activities of 5-methyl-1- and 2-[[2-dimethylaminoethyl]amino]-aza-thiopyranoindazoles

A.Paul Krapcho, Simon N. Haydar, Starlan Truong-Chiott, Miles P. Hacker, E. Menta, G. Beggiolin

Journal:

Bioorganic & Medicinal Chemistry Letters

Année:

2000

Langue:

english

Fichier:

PDF, 134 KB

english, 2000

46

Displacement reactions of 2-chloro- and 2,9-dichloro-1,10-phenanthroline: synthesis of a sulfur-bridged bis-1,10-phenanthroline macrocycle and a 2,2′-amino-substituted-bis-1,10-phenanthroline

A. Paul Krapcho, Silvia Sparapani, Amber Leenstra, Joshua D. Seitz

Journal:

Tetrahedron Letters

Année:

2009

Langue:

english

Fichier:

PDF, 286 KB

english, 2009

47

Cloning and Characterization of a Calcium-Sensing Receptor from the Hypercalcemic New Zealand White Rabbit Reveals Unaltered Responsiveness to Extracellular Calcium

Robert R. Butters JR., Naibedya Chattopadhyay, Palle Nielsen, Craig P. Smith, Ambrish Mithal, Olga Kifor, Mei Bai, Steven Quinn, Paul Goldsmith, Shmuel Hurwitz, Karen Krapcho, James Busby, Edward M. B

Journal:

Journal of Bone and Mineral Research

Année:

1997

Langue:

english

Fichier:

PDF, 1.20 MB

english, 1997

48

Specific introduction of an isopropylidene group in the synthesis of the monoterpene terpinolene and the sesquiterpene (+-)-.alpha.-curcumene

Krapcho, A. Paul, Jahngen, Edwin G. E.

Journal:

Journal of Organic Chemistry

Année:

1974

Langue:

english

Fichier:

PDF, 402 KB

english, 1974

49

Heterosubstituted anthracene-9,10-dione analogs. The synthesis and antitumor evaluation of 5,8-bis[(aminoalkyl)amino]naphtho[2,3-b]thiophene-4,9-diones

Krapcho, A. Paul, Petry, Mary E., Hacker, Miles P.

Journal:

Journal of Medicinal Chemistry

Année:

1990

Langue:

english

Fichier:

PDF, 724 KB

english, 1990

50

The synthesis of 5,8-difluoronaphtho[2,3-c]thiophene-4,9-dione and its facile conversion to 2-[2-(dimethylamino)ethyl]- 5-[2-(dimethylamino)ethylamino]-8-fluoro-naphtho[2,3-c] pyrrole-4,9-dione

A. Paul Krapcho, Mary E. Petry

Journal:

Journal of Heterocyclic Chemistry

Année:

1989

Fichier:

PDF, 125 KB

1989