Laali, Khosrow: search on Z-Library

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1

Janusene and tetrafluorojanusene in superacid media; radical cation formation and chemistry

Kenneth Khosrow Laali, Edward Gelerinter, Robert Filler

Journal:

Journal of Fluorine Chemistry

Year:

1991

Language:

english

File:

PDF, 599 KB

english, 1991

2

Aromatic protonation. 7. Mono- and diprotonation of a series of methylphenanthrenes

Laali, Khosrow, Cerfontain, Hans

Journal:

Journal of Organic Chemistry

Year:

1983

Language:

english

File:

PDF, 497 KB

english, 1983

3

First-stage antimony pentafluoride intercalated graphite: a mild and efficient catalyst for hydrocarbon isomerisation at low temperature

Laali, Khosrow, Muller, Michel, Sommer, Jean

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1980

Language:

english

File:

PDF, 243 KB

english, 1980

4

Aromatic substitution. 59. C-Nitration of 2,6-di- and 2,4,6-tri-tert-butylpyridine with nitronium tetrafluoroborate

Olah, George A., Laali, Khosrow, Farooq, Omar, Olah, Judith A.

Journal:

Journal of Organic Chemistry

Year:

1990

Language:

english

File:

PDF, 260 KB

english, 1990

5

Electrophilic benzylation and nitration of 2,6-dimethylanisole, 2,6-dimethylphenol and 2,6-diisopropylphenol. Isomer distribution and mechanistic considerations

Journal:

Journal of Organic Chemistry

Year:

1985

Language:

english

File:

PDF, 437 KB

english, 1985

6

Onium ions. 28. Methyl(4-diazoniophenyloxonium dication: a diazonium oxonium dication

Laali, Khosrow, Olah, George A.

Journal:

Journal of Organic Chemistry

Year:

1985

Language:

english

File:

PDF, 267 KB

english, 1985

7

Aromatic sulfonation 86. Sulfonation of pyrene, 1-methylpyrene and perylene

Hans Cerfontain, Khosrow Laali, Hans J. A. Lambrechts

Journal:

Recueil des Travaux Chimiques des Pays-Bas

Year:

1983

Language:

english

File:

PDF, 551 KB

english, 1983

8

Chemistry in superacids. 6. Perfluoroalkanesulfonic acid-boron perfluoroalkanesulfonates: new superacid systems for generation of carbocations and catalysts for electrophilic transformations of hydrocarbons

Olah, George A., Laali, Khosrow, Farooq, Omar

Journal:

Journal of Organic Chemistry

Year:

1984

Language:

english

File:

PDF, 581 KB

english, 1984

9

Stable carbocations. 260. Friedel-Crafts isomerization. 17. Gallium trichloride and superacid-catalyzed isomerization of mixed hexaalkylbenzenes and NMR spectroscopic study of the intermediate hexaalkylbenzenium ions and related hexa- and heptaalkylbenzenium ions

Olah, George A., Laali, Khosrow, Adler, George, Spear, Robert J., Schlosberg, Richard, Olah, Judith A.

Journal:

Journal of Organic Chemistry

Year:

1985

Language:

english

File:

PDF, 525 KB

english, 1985

10

Copper(II) Triflate, a New Reagent for Mild Dehydration of Alcohols: Synthetic Usefulness and Mechanistic Insight

Khosrow Laali, Robert J. Gerzina, Christine M. Flajnik, Cynthia M. Geric, Ann Marie Dombroski

Journal:

Helvetica Chimica Acta

Year:

1987

Language:

english

File:

PDF, 243 KB

english, 1987

11

Organometallic chemistry. 21. Silyl trifluoromethanesulfonate (triflate)-boron trichloride (tribromide) complexes

Olah, George A., Laali, Khosrow, Farooq, Omar

Journal:

Organometallics

Year:

1984

Language:

english

File:

PDF, 534 KB

english, 1984

12

On the Utility of 13C (CPMAS) NMR in Conformational Studies of Simple Hydroxy-, Alkoxy- and Acetoxycalixarenes in the Solid State

Tze-Ming Liang, Kenneth Khosrow Laali

Journal:

European Journal of Inorganic Chemistry

Year:

1991

Language:

english

File:

PDF, 356 KB

english, 1991

13

A dynamic n.m.r. study of the acidity of super-acid media (mixtures of HSO3F and SbF5 from 0 to 90 mol % of SbF5)

Gold, Victor, Laali, Khosrow, Morris, Kenneth P., Zdunek, Leszek Z.

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1981

Language:

english

File:

PDF, 244 KB

english, 1981

14

Nitration of isopropylpyrenes. Strained models for protonation and transfer-nitration in the condensed phase

Laali, Kenneth Khosrow, Liang, Tze Ming, Hansen, Poul Erik

Journal:

Journal of Organic Chemistry

Year:

1992

Language:

english

File:

PDF, 1.56 MB

english, 1992

15

Onium ions. 34. The methoxydiazonium ion: preparation, proton, carbon-13, and nitrogen-15 NMR and IR structural studies, theoretical calculations, and reaction with aromatics. Attempted preparation and the intermediacy of the hydroxydiazonium ion

Olah, George A., Herges, Rainer., Laali, Khosrow., Segal, Gerald A.

Journal:

Journal of the American Chemical Society

Year:

1986

Language:

english

File:

PDF, 493 KB

english, 1986

16

Aromatic substitution. 57. Nitration of phenylboron dichloride with nitronium tetrafluoroborate. Attempted nitration of iodobenzene dichloride and phenylphosphorus dichloride

Olah, George A., Piteau, Mark, Laali, Khosrow, Rao, Chandra B., Farooq, Omar

Journal:

Journal of Organic Chemistry

Year:

1990

Language:

english

File:

PDF, 404 KB

english, 1990

17

Aromatic sulfonation 85. Halogen directing and steric effects in the sulfonation of the twelve halogenotoluenes and some related compounds

Hans Cerfontain, Ankie Koeberg-Telder, Khosrow Laali, Hans J. A. Lambrechts, Peter de Wit

Journal:

Recueil des Travaux Chimiques des Pays-Bas

Year:

1982

Language:

english

File:

PDF, 319 KB

english, 1982

18

Genaration of a η6- arene/Cr(co)3-complexed diazonium ion; homolytic and heterolytic dediazoniationviametallic π-bonded aryl radicals and cations

Khosrow Laali, Richard G. Murray

Journal:

Research on Chemical Intermediates

Year:

1990

Language:

english

File:

PDF, 1.81 MB

english, 1990

19

Reaction of simple arenes with FSO3H.cntdot.SbF5/SO2: one-pot synthesis of aromatic sulfoxides. Mechanistic aspects and synthetic utility

Laali, Kenneth Khosrow, Nagvekar, Devdatt S.

Journal:

Journal of Organic Chemistry

Year:

1991

Language:

english

File:

PDF, 899 KB

english, 1991

20

Electrophilic reaction at single bonds. 21. Superacid-catalyzed alkylation of adamantane

Olah, George A., Farooq, Omar, Krishnamurthy, V. V., Prakash, G. K. Surya, Laali, Khosrow

Journal:

Journal of the American Chemical Society

Year:

1985

Language:

english

File:

PDF, 646 KB

english, 1985

21

Catalysis by solid superacids. 18. Nafion-H perfluorinated resin sulfonic acid promoted deacetylation and decarboxylation of aromatics

Olah, George A., Laali, Khosrow, Mehrotra, Ashok K.

Journal:

Journal of Organic Chemistry

Year:

1983

Language:

english

File:

PDF, 311 KB

english, 1983

22

Protonation and sulfinylation of isomeric isopropylpyrenes, 2,7-di-tert-butylpyrene, and tetracyclohexyl- and tetracyclopentylpyrenes: remarkably stable, sterically crowded pyrenium cations

Laali, Kenneth Khosrow, Hansen, Poul Erik

Journal:

Journal of Organic Chemistry

Year:

1991

Language:

english

File:

PDF, 1.62 MB

english, 1991

23

Attempts at Solvolytic Generation of Phenyl Cations

Khosrow Laali, Ivanka Szele, Katsuhira Yoshida

Journal:

Helvetica Chimica Acta

Year:

1983

Language:

english

File:

PDF, 576 KB

english, 1983

24

Trifluoromethanesulphonic acid as a catalyst for the ethylation of benzene

Booth, Brian L., Al-Kinany, Mohammed, Laali, Khosrow

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1987

Language:

english

File:

PDF, 811 KB

english, 1987

25

Dediazoniation of Arenediazonium Ions. Part XXII. Reactions of 2, 6-Dialkyl-Substituted Benzenediazonium Ions in Super Acids, Acetonitrile and Acetone

Khosrow Laali, Ivanka Szele, Heinrich Zollinger

Journal:

Helvetica Chimica Acta

Year:

1983

Language:

english

File:

PDF, 618 KB

english, 1983

26

Mass spectrometry of labile onium ions and carbocation salts. Study by desorption-ionization mass spectrometry: Fast atom bombardment, field desorption and 252Cf plasma desorption time-of-flight mass spectrometry

Khosrow Laali, Derry L. Fishel, Robert P. Lattimer, Jerry E. Hunt

Journal:

Journal of Mass Spectrometry

Year:

1988

Language:

english

File:

PDF, 683 KB

english, 1988

27

Methylation of aromatics with Me3S+, Me3Se+, and Me3Te+ in superacid media

Khosrow Laali, H.Y. Chen, Robert J. Gerzina

Journal:

Journal of Organometallic Chemistry

Year:

1988

Language:

english

File:

PDF, 485 KB

english, 1988

28

Observation of methyl hydrogen-deuterium exchange for CH3(CH2)3N+H2D in DFSO3-SbF5

Laali, Khosrow, Gold, Victor

Journal:

Journal of Organic Chemistry

Year:

1986

Language:

english

File:

PDF, 294 KB

english, 1986

29

Stable mono-arenium ions of poly-fluorinated [2.2] paracyclophanes

Khosrow Laali, Robert Filler

Journal:

Journal of Fluorine Chemistry

Year:

1989

Language:

english

File:

PDF, 504 KB

english, 1989

30

Onium ions. 29. Cyanation and nitration of toluene with cyanamide and nitramide through intermediate cyano- and nitrodiazonium ions. Attempted fluorination of aromatics with fluorodiazonium ion

Olah, George A., Laali, Khosrow, Farnia, Morteza, Shih, Joseph, Singh, Brij P., Christe, Karl O.

Journal:

Journal of Organic Chemistry

Year:

1985

Language:

english

File:

PDF, 254 KB

english, 1985

31

Aromatic substitution. 52. Superacid-catalyzed carbonylation of aromatics with carbon monoxide

Olah, George A., Laali, Khosrow, Farooq, Omar

Journal:

Journal of Organic Chemistry

Year:

1985

Language:

english

File:

PDF, 513 KB

english, 1985

32

Aromatic sulfonation. 82. Sulfonation of a series of bromo- and methylphenanthrenes with sulfur trioxide

Cerfontain, Hans, Koeberg-Telder, Ankie, Laali, Khosrow, Lambrechts, Hans J. A.

Journal:

Journal of Organic Chemistry

Year:

1982

Language:

english

File:

PDF, 938 KB

english, 1982

33

Aromatic sulfonation 84. Sulfonation of bi- and tri-phenylene

Hans Cerfontain, Khosrow Laali, Hans J. A. Lambrechts

Journal:

Recueil des Travaux Chimiques des Pays-Bas

Year:

1982

Language:

english

File:

PDF, 350 KB

english, 1982

34

Alkyltrifluoromethanesulphonates as alkylating reagents for aromatic compounds

Booth, Brian L., Haszeldine, Robert N., Laali, Khosrow

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1980

Language:

english

File:

PDF, 1.04 MB

english, 1980

35

Dynamic nuclear magnetic resonance measurements of the basicity of weak organic bases in super-acid media

Gold, Victor, Laali, Khosrow, Morris, Kenneth P., Zdunek, Leszekz Z.

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1985

Language:

english

File:

PDF, 727 KB

english, 1985

36

Field desorption (fd), fast atom bombardment (fab) and californium plasma desorption (252CF-PD) mass spectrometry of novel dication salts

Khosrow Laali, Gerhard Maas, Jerry E Hunt, Arlene Wagner, Robert P Lattimer

Journal:

Tetrahedron Letters

Year:

1988

Language:

english

File:

PDF, 201 KB

english, 1988

37

Observation of diazonium ion - crown ether molecular complexes in the gas phase by field desorption and fast atom bombardment mass spectrometry

Laali, Khosrow, Lattimer, Robert P.

Journal:

Journal of Organic Chemistry

Year:

1989

Language:

english

File:

PDF, 391 KB

english, 1989

38

Notizen / Notes. Probing Diazonium Ion - Crown Ether Molecular Complexes bv Tandem Mass Spectrometry (FAB-MS/MS) Acid-Base Chemistry Within a Cluster

Journal:

European Journal of Inorganic Chemistry

Year:

1990

Language:

english

File:

PDF, 272 KB

english, 1990

39

The determination of the acidity of super-acid media by dynamic nuclear magnetic resonance measurements: the system fluorosulphuric acid?antimony pentafluoride

Gold, Victor, Laali, Khosrow, Morris, Kenneth P., Zdunek, Leszek Z.

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1985

Language:

english

File:

PDF, 692 KB

english, 1985

40

Nonaromatic diazonium ions

Khosrow Laali, George A. Olah

Journal:

Research on Chemical Intermediates

Year:

1985

Language:

english

File:

PDF, 1.95 MB

english, 1985

41

Selenium-77, tellurium-125, and carbon-13 NMR chemical shifts and one-bond 77Se-13C, 125Te-13C, and 13C-1H coupling constants of trialkylselenonium and -telluronium triflates, protonated dialkylselenonium and -telluronium cations, and their corresponding donor-acceptor complexes

Laali, Khosrow, Chen, H. Y., Gerzina, Robert J.

Journal:

Journal of Organic Chemistry

Year:

1987

Language:

english

File:

PDF, 443 KB

english, 1987

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