T. Onak

发表

Negative-Ion Mass Spectra of Nido Carboranes.

K. P. Gross, Costello L. Brown, T. Onak, 1972 .

Interaction of Trimethylamine and closo-1,6-C2B7H9. Evidence for an “Open” Cage C2B7H9/Amine Adduct

Andersson Arias, T. Onak, M. Diaz, 1996 .

1 H nuclear magnetic resonance study of the small closo-carboranes 1,5-dicarba-closo-pentaborane(5), carba-closo-hexaborane(7), 1,2-dicarba-closo-hexaborane(6), 1,6-dicarba-closo-hexaborane(6), and 2,4-dicarba-closo-heptaborane(7)

T. Onak, E. Wan, 1974 .

NIDO-2,3,4,5-TETRACARBAHEXABORANE(6)

T. Onak, George T. F. Wong, Marleen Mckenzie, 1988 .

Density Functional Theory/Finite Perturbation Theory Calculations of Nuclear Spin−Spin Coupling Constants for Polyhedral Carboranes and Boron Hydrides

M. Barfield, T. Onak, and Jojo Jaballas, 1999 .

13C NMR Studies on Carboranes and Derivatives: Experimental/Calculational Correlations

T. Onak, J. Arias, M. Diaz, 1996 .

Correlation of closo-carborane 11B-H spin-coupling constants with structural features including cage “umbrella” angle

W. Jarvis, T. Onak, Z. Abdou, 1983 .

Cage opening of parent closo cage carboranes with fluoride ion: formation of 5-fluoro-hexahydro-nido-2,4-dicarbahexaborate(1-) ([5-F-nido-2,4-C2B4H6]-)

T. Onak, H. Luu, H. Tomita, 1991 .

A VARIABLE-TEMPERATURE NUCLEAR MAGNETIC RESONANCE STUDY OF COMPLEXES OF BORANE AND BORON TRIHALIDES WITH ACETONE, DIETHYL ETHER, DIMETHYL ETHER, N,N-DIMETHYLFORMAMIDE, METHANOL, AND TETRAHYDROFURAN.

A. Fratiello, R. Schuster, T. Onak, 1968 .

CORRELATION OF EXPERIMENTAL STRUCTURAL AND 11B NMR DATA TO CALCULATIONAL RESULTS FOR THE [2-CH3CN-B10H9]- ION

T. Onak, Jojo Jaballas, Hans Lee, 1996 .

(1)H NUCLEAR MAGNETIC RESONANCE STUDY OF THE SMALL CLOSO-CARBORANES 1,5-DICARBA-CLOSO-PENTABORANE(5), CARBA-CLOSO-HEXABORANE(7), 1,2-DICARBA-CLOSO-HEXABORANE(6), 1,6-DICARBA-CLOSO-HEXABORANE(6), AND 2,4-DICARBA-CLOSO-HEPTABORANE(7)

T. Onak, E. Wan, 1974 .

Studies on 2,3-Dicarbahexaborane(8) and Related Compounds

T. Onak, G. B. Dunks, R. P. Drake, 1964 .

Synthesis and x-ray crystal structure of the C2B4-carbons apart-carborane dianion 2,4-bis(trimethylsilyl)-2,4-dicarba-nido-hexaborate(2-): a new synthon in organometallics

G. Prakash, N. Hosmane, R. Williams, 1991 .

Chemical and structural studies on the 2,4- and 2,3-isomers of the dicarba-nido-hexaborate(1–) ion, C2B4H7–, and some dipolar derivatives

T. Onak, B. Lockman, Gerrard Haran, 1973 .

Synthesis of zwitterion nido-carborane from 1,6-dicarba-closo-hexaborane(6) and trimethylamine

T. Onak, B. Lockman, 1972 .

Deuterio Derivatives of 2,3-Dicarbahexaborane(8). Formation of 2,3-Dicarbaheptahydrohexaborate(1-)

T. Onak, G. B. Dunks, 1966 .

THE SYNTHESIS OF B4CNH2N+4 COMPOUNDS FROM PENTABORANE-9 AND ALKYNES CATALYZED BY 2,6-DIMETHYL-PYRIDINE

R. Williams, T. Onak, H. Weiss, 1962 .

Structural Rigidity and Internal B-N Coordination Influences on the Hydrolysis Resistance of Borate Esters

R. Williams, R. Swidler, T. Onak, 1963 .

The B11 Nuclear Magnetic Resonance Chemical Shifts and Spin Coupling Values for Various Compounds

I. Shapiro, Robert D. Williams, H. Landesman, 1959 .

Pentaborane(9) Derivatives, part III: Long-range homonuclear and heteronuclear magnetic resonance coupling in pentaborane(9) derivatives

J. B. Leach, T. Onak, 1971 .

Bistrifluoromethylamino-derivatives of phosphorus(V)

H. Emeléus, T. Onak, 1966 .

Infrared Spectra of Alkoxyboranes. II. Chlorodimethoxyborane and Dichloromethoxyborane

W. Lehmann, T. Onak, I. Shapiro, 1959 .

Hydrolysis and methanolysis of the small closo-carbaboranes 1,5-dicarbapentaborane, 1,6-dicarbahexaborane, and 2,4-dicarbaheptaborane. The preparation of 1,3,5-triborapentane derivatives, (RO)2BCH2B(OR)CH2B(OR)2(R = Me or H)

T. Onak, E. Wan, R. Dobbie, 1975 .

The Synthesis and Properties of 2-Chloro-1,6-Dicarbahexaborane(6)

Richard Warren, D. Marynick, J. K. Allen, 1975 .

HYDROLYSIS AND METHANOLYSIS OF THE SMALL CLOSO-CARBABORANES, 1,5-DICARBAPENTABORANE, 1,6-DICARBAHEXABORANE, AND 2,4-DICARBAHEPTABORANE. PREPARATION OF 1,3,5-TRIBORAPENTANE DERIVATIVES, (RO)2BCH2B(OR)CH2B(OR)2 (R = ME OR H)

T. Onak, E. Wan, R. Dobbie, 1976 .

Alkaloids of Geissospermum vellosii. Further Studies on Geissospermine and the Structures of the Indolic Cleavage Products, Geissoschizine1 and Apogeissoschizine

H. Rapoport, R. Windgassen, N. A. Hughes, 1960 .

Nuclear magnetic resonance studies on 2-carba- nido-hexaborane(9) derivatives

T. Onak, J. Spielman, 1970 .

Magnetic resonance spectra of tetraborane(10), pentaborane(11), hexaborane(10), and hexaborane(12)

L. Sneddon, J. B. Leach, T. Onak, 1970 .

Alkaloids of Geissospermum vellosii

M. Reinecke, H. Rapoport, N. A. Hughes, 1958 .

Proton magnetic resonance studies on methyl and chloro substituted diboranes

J. B. Leach, T. Onak, C. Ungermann, 1972 .

Pentaborane(9) derivatives. II. Synthesis of di- and trisubstituted methyl-, methylchloro-, and methylbromopentaboranes. Detailed nuclear magnetic resonance studies

J. B. Leach, P. M. Tucker, T. Onak, 1970 .

Total assignment of the proton nuclear magnetic resonance spectrum of 1,2-(CH3)2B5H7 using heteronuclear (boron-11) multiple resonance decouplig

P. M. Tucker, T. Onak, 1969 .

Nuclear Magnetic Resonance Spectra of Alkyldiboranes

T. Onak, H. H. Lindner, 1966 .

Application of the ab initio/IGLO/NMR method to the structure confirmation of the [.mu.5,6-BHNR2-nido-2,4-C2B4H6]- ion intermediate observed during the interaction of closo-2,4-C2B5H7 with LiNR2

T. Onak, J. Arias, M. Diaz, 1993 .

Infrared Spectra of Alkoxyboranes. I. Dimethoxyborane and Dimethoxyborane‐d

W. Lehmann, T. Onak, I. Shapiro, 1959 .

B-Methyl derivatives of the closo-carborane 2,4-C2B5H7

R. Williams, T. Onak, J. Ditter, 1976 .

Preparation of B-methyl derivatives of dicarbahexaborane(8). The correlation of proton nuclear magnetic resonance chemical shift measurements in dicarbahexaborane(8) derivatives by employing "ring-current" contributions

D. Marynick, T. Onak, G. B. Dunks, 1968 .

REARRANGEMENT OF 1-METHYL- AND 1-ETHYLPENTABORANE-9 TO 2-METHYL- AND 2-ETHYLPENTABORANE-9

T. Onak, 1961 .

Reaction of 1,8-bis(dimethylamino)naphthalene, a highly basic and weakly nucleophilic amine, with several polyboranes and with boron trifluoride

L. Liauw, T. Onak, R. Kubo, 1979 .

CONVERSION OF B10H14 TO [NIDO-B6H9](-) VIA [B9H14](-) IN THE PRESENCE OF FLUORIDE ION

T. Onak, J. Arias, Dan Tran, 1995 .

A STUDY OF AMINE GROUP ORIENTATIONS IN THE FOUR MONO-AMINO DERIVATIVES OF CLOSO-2,4-C2B5H7 AND COMPARISON TO THAT OF ANILINE. DENSITY FUNCTIONAL THEORY CALCULATIONS

A. Diaz, T. Onak, Monica Hyon,, 1999 .

Kinetic studies on the rearrangements of B-monochloro derivatives of closo-2,4-C2B5H7 and on the rearrangement of 5,6-Cl2-closo-2,4-C2B5H5. Characterization of all B,B'-Cl2-closo-2,4-C2B5H5 isomers

Baek-Rock Oh, W. Nam, T. Onak, 1985 .

Boron-11 Nuclear Magnetic Resonance Spectra (32.1 Mc.) of Alkylated Derivatives of Dicarbahexaborane(8) and 1-Iododecaborane(14)

R. Williams, T. Onak, 1964 .

Application of a ring current model to decaborane(14). A correlation of proton and boron-11 nuclear magnetic resonance chemical shifts

D. Marynick, T. Onak, 1970 .

Rate study on the rearrangement of B-Me-closo-2,4-C2B5H6 isomers and mechanistic implications

Baek-Rock Oh, T. Onak, 1982 .

Thermal Rearrangement of 1-Alkylpentaboranes: A One-Step Synthesis of 2-Alkylpentaboranes from Pentaborane.

T. Onak, F. Gerhart, 1962 .

1-Deuteriopentaborane Rearrangement

R. Williams, T. Onak, F. Gerhart, 1963 .

Reactions of Me3P, Me3N and R2NH with the small closo-carboranes C2BxHx+2) (x = 3, 4, 5)

M. Black, L. Lew, T. Onak, 1976 .

REACTIONS OF TRIMETHYLPHOSPHINE, TRIMETHYLAMINE AND R2NH WITH THE SMALL CLOSO-CARBORANES C2BXHX+2 (X = 3,4,5)

M. Black, L. Lew, T. Onak, 1976 .

Organosilyl and silylorgano derivatives of 2,3-dicarbahexaborane(8). Conversion of B-(chlorodimethyl)silylmethyl-2,3-dicarbahexaborane(8) to B-(chlorodimethyl)silylmethyl derivatives of 1,5-dicarbapentaborane(5) and 1,6-dicarbahexaborane(6)

T. Onak, C. Ungermann, 1977 .

Negative-ion mass spectrometry of closo-carboranes

James K Howard, Costello L. Brown, T. Onak, 1973 .

Carboranes from Alkylboron Hydrides.

G. Wong, J. B. Leach, E. Groszek, 1971 .

Nuclear magnetic resonance studies of pentaborane(9) derivatives

T. Onak, E. Wan, 1974 .

Monocarbahexaborane(7)1

T. Onak, G. B. Dunks, R. P. Drake, 1965 .

A NEW CLASS OF CARBORANES: METHYL DERIVATIVES OF 2-CARBAHEXABORANE-9.

R. Williams, T. Onak, G. B. Dunks, 1966 .

Reactions of pentaborane(9) and pentaborane derivatives

T. Onak, G. B. Dunks, J. Spielman, 1967 .

A correlation of nuclear magnetic resonance chemical shifts in pyramidal boron compounds using a conical ring current model

D. Marynick, T. Onak, 1969 .

The Preparation of 2-Chloropentaborane from 1-Bromopentaborane and Aluminum Chloride

T. Onak, G. B. Dunks, 1964 .

Preparation of the pentagonal pyramidal carborane, 2,3,4,5-tetracarba-nido-hexaborane(6)

G. Wong, T. Onak, 1970 .

Aromatic solvent induced nuclear magnetic resonance shift (ASIS) behavior and charge distribution in cage boron compounds

W. Inman, E. Distefano, T. Onak, 1977 .

Chlorination of 2,4-dicarba-closo-heptaborane(7)

Richard Warren, T. Onak, G. B. Dunks, 1970 .

Boron-11 decoupling studies on the proton nuclear magnetic resonance of C2B4H8

T. Onak, 1968 .

Deuterium isotope studies on 2,3-dicarbahexaborane(8)

J. E. Scott, Richard Warren, T. Onak, 1968 .

Negative-Ion Mass Spectrum of 2,3-Dicarbahexaborane(8).

K. P. Gross, Costello L. Brown, T. Onak, 1972 .

Nuclear magnetic resonance evidence for bridge hydrogen tautomerization (and/or exchange) in monocarbahexaborane(7)

J. B. Leach, T. Onak, 1971 .

The Nuclear Magnetic Resonance and Microwave Spectra of Some Deuterio Derivatives of 2,4-Dicarbaclovoheptaborane(7)

R. Poynter, R. Beaudet, T. Onak, 1966 .