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1

Cloud point extraction of iron(III) and vanadium(V) using 8-quinolinol derivatives and Triton X-100 and determination of 10−7 mol dm−3 level iron(III) in riverine water reference by a graphite furnace atomic absorption spectroscopy

Akira Ohashi, Hiromi Ito, Chikako Kanai, Hisanori Imura, Kousaburo Ohashi

Journal:

Year:

2005

Language:

english

File:

PDF, 124 KB

english, 2005

2

Interfacial Adsorption of 5‐Octyloxymethyl‐8‐quinolinol over a Range of pH

Watarai, Hitoshi, Kentish, Sandra, Stevens, Geoffrey, Ohashi, Kousaburo

Journal:

Solvent Extraction and Ion Exchange

Year:

2003

Language:

english

File:

PDF, 221 KB

english, 2003

3

2,2′‐(Methylimino)bis( N,N ‐dioctylacetamide) (MIDOA), A New Tridentate Extractant for Technetium(VII), Rhenium(VII), Palladium(II), and Plutonium(IV)

Sasaki, Yuji, Ozawa, Masaki, Kimura, Takaumi, Ohashi*, Kousaburo

Journal:

Solvent Extraction and Ion Exchange

Year:

2009

Language:

english

File:

PDF, 459 KB

english, 2009

4

ENHANCEMENT EFFECT OF TRIS(8-QUINOLINOLATO)COBALT(III) ON THE EXTRACTION OF LANTHANIDE(III) WITH 2-THENOYLTRDFLUOROACETONE

Imura, Hisanori, Kameta, Naohiro, Osada, Minori, Ohashi, Kousaburo, Kimura, Takaumi, Yoshida, Zenko

Journal:

Solvent Extraction and Ion Exchange

Year:

1999

Language:

english

File:

PDF, 443 KB

english, 1999

5

Absorption Spectra and Circular Dichroisms of Metal Complexes. II. Preparation and Structure of Isomers of L-Aminoalcohol Cobalt(III) Complexes

Ohashi, Kousaburo, Fujita, Junnosuke, Shimoyama, Bun-e, Saito, Kazuo

Journal:

Bulletin of the Chemical Society of Japan

Year:

1968

Language:

english

File:

PDF, 11.34 MB

english, 1968

6

Solid-Phase Extraction of Gallium(III) with Hydrophobic 8-Quinolinol Derivatives-impregnated Resin from Aqueous Acidic and Alkaline Solutions

HATORI, Nahoko, IMURA, Hisanori, OHASHI, Akira, OHASHI, Kousaburo

Journal:

Analytical Sciences

Year:

2008

Language:

english

File:

PDF, 651 KB

english, 2008

7

ChemInform Abstract: Catalytic Asymmetric Acylation of Racemic Secondary Alcohols with Benzoyl Chloride in the Presence of a Chiral Diamine.

Tomohumi Sano, Keisuke Imai, Kousaburo Ohashi, Takeshi Oriyama

Journal:

Year:

1999

File:

PDF, 30 KB

1999

8

ChemInform Abstract: Remarkably Fast Acylation of Alcohols with Benzoyl Chloride Promoted by TMEDA.

Tomohumi Sano, Kousaburo Ohashi, Takeshi Oriyama

Journal:

Year:

1999

File:

PDF, 31 KB

1999

9

ChemInform Abstract: A Highly Efficient and Convenient Method for the Direct Conversion of Alkyl THP Ethers into the Corresponding Alkyl Benzyl Ethers.

Takeshi Suzuki, Kousaburo Ohashi, Takeshi Oriyama

Journal:

Year:

1999

File:

PDF, 32 KB

1999

10

Solvent effect on the distribution equilibrium of 8-quinolinol derivatives between supercritical carbon dioxide and water

Akira Ohashi, Koji Yamato, Hisanori Imura, Kousaburo Ohashi

Journal:

The Journal of Supercritical Fluids

Year:

2009

Language:

english

File:

PDF, 688 KB

english, 2009

11

The kinetic determination of iron(III) based on the iron(III)-catalyzed reduction of tris(oxalato)cobaltate(III) by ascorbic acid

Kousaburo Ohashi, Teruhiko Sagawa, Eiichi Goto, Katsumi Yamamoto

Journal:

Analytica Chimica Acta

Year:

1977

Language:

english

File:

PDF, 177 KB

english, 1977

12

Spectrophotometric study of the molybdenum(VI) chelate of flavon-3-ol-2'-sulfonic acid in strong acid solutions

Katsumi Yamamoto, Junko Hara, Kousaburo Ohashi

Journal:

Analytica Chimica Acta

Year:

1982

Language:

english

File:

PDF, 400 KB

english, 1982

13

Simultaneous kinetic determination of phosphate and silicate based on heteropoly blue formation

Kousaburo Ohashi, Hitoshi Kawaguchi, Katsumi Yamamoto

Journal:

Analytica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 413 KB

english, 1979

14

Stability constants of inner- and outer-sphere complexes of hydrated tris(1-(2-thienyl)-4,4,4-trifluoro-1,3-butanedionato) lanthanide(III) with tris(2,4-pentanedionato) cobalt(III)

Naohiro Kameta, Hisanori Imura, Kousaburo Ohashi, Takashi Aoyama

Journal:

Year:

2002

Language:

english

File:

PDF, 168 KB

english, 2002

15

Equilibrium and spectroscopic studies on the complexation of tris(1-(2-thienyl)-4,4,4-trifluoro-1,3-butanedionato)lanthanoids(III) with tris(2,4-pentanedionato)cobalt(III) as complex ligand

Naohiro Kameta, Hisanori Imura, Kousaburo Ohashi, Takashi Aoyama

Journal:

Inorganic Chemistry Communications

Year:

1999

Language:

english

File:

PDF, 114 KB

english, 1999

16

The kinetics of reductions of some chloropentakis(alkylamine)cobalt(III), aquapentakis(alkylamine)cobalt(III), and trans(O, Cl)-chloroaminoacidatodiethylenetriaminecobalt(III) ions by aquavanadium(II), or aquachromium(II)

Kousaburo Ohashi, Terumi Hasegawa, Yoshimi Kurimura, Katsumi Yamamoto

Journal:

Journal of Inorganic and Nuclear Chemistry

Year:

1978

Language:

english

File:

PDF, 395 KB

english, 1978

17

Effect of alkyl substitueras in hydrophobic 8-quinolinol on the extraction of gallium(III) and applications to the separation of gallium(III) from aluminum(III)

Kousaburo Ohashi, Riyoichi Iwata, Shunsuke Mochizuki, Hisanori Imura, Kazuhisa Hiratani, Hideki Sugihara

Journal:

Year:

1996

Language:

english

File:

PDF, 555 KB

english, 1996

18

Cloud point extraction equilibrium of lanthanum(III), europium(III) and lutetium(III) using di(2-ethylhexyl)phosphoric acid and Triton X-100

Akira Ohashi, Takuma Hashimoto, Hisanori Imura, Kousaburo Ohashi

Journal:

Year:

2007

Language:

english

File:

PDF, 280 KB

english, 2007

19

Equilibrium and ab initio computational studies on the adduct formation of 1,3-diketonato-lithium(I), -sodium(I) and -potassium(I) with 1,10-phenanthroline and its 2,9-dimethyl derivatives

Ken-ichiro Ishimori, Seiji Mori, Yuji Ito, Kousaburo Ohashi, Hisanori Imura

Journal:

Year:

2009

Language:

english

File:

PDF, 973 KB

english, 2009

20

Supercritical carbon dioxide extraction equilibrium of gallium(III) with 2-methyl-8-quinolinol and 2-methyl-5-butyloxymethyl-8-quinolinol

Sung-Yong Choi, Zenko Yoshida, Kousaburo Ohashi

Journal:

Year:

2002

Language:

english

File:

PDF, 189 KB

english, 2002

21

Extraction equilibrium of palladium(II) with 2-methyl-8-quinolinol into supercritical carbon dioxide fluid

Jin Ougiyanagi, Yoshihiro Meguro, Zenko Yoshida, Kousaburo Ohashi

Journal:

Year:

2002

Language:

english

File:

PDF, 178 KB

english, 2002

22

Solvent effect on distribution ratio of Pd(II) in supercritical carbon dioxide extraction and solvent extraction using 2-methyl-8-quinolinol

Jin Ougiyanagi, Yoshihiro Meguro, Zenko Yoshida, Hisanori Imura, Kousaburo Ohashi

Journal:

Year:

2003

Language:

english

File:

PDF, 271 KB

english, 2003

23

Solvent extraction of the ion-pairs of chromium(VI) and molybdenum(VI) with trioctylmethylammonium chloride and benzyldimethylcetylammonium chloride

Kousaburo Ohashi, Keiko Shikina, Hiroyuki Nagatsu, Izumi Ito, Katsumi Yamamoto

Journal:

Year:

1984

Language:

english

File:

PDF, 435 KB

english, 1984

24

Samarium(III)-Selective Electrode Using Neutral Bis(thiaalkylxanthato)alkanes

Chowdhury, Didarul A., Ogata, Takashi, Kamata, Satsuo, Ohashi, Kousaburo

Journal:

Analytical Chemistry

Year:

1996

Language:

english

File:

PDF, 218 KB

english, 1996

25

Kinetics of back extraction of nickel dithizonate

Ohashi, Kousaburo., Freiser, Henry.

Journal:

Analytical Chemistry

Year:

1980

Language:

english

File:

PDF, 268 KB

english, 1980

26

Kinetics and mechanism of formation of nickel(II)-diarylthiocarbazone complexes

Ohashi, Kousaburo., Freiser, Henry.

Journal:

Analytical Chemistry

Year:

1980

Language:

english

File:

PDF, 424 KB

english, 1980

27

The Spectrophotometric Determination of Nickel(II) in a Solution Containing Cobalt(II), Utilizing EDTA and Bismuth as the Masking Reagent and the Demasking Reagent

Yamamoto, Katsumi, Ohashi, Kousaburo, Hirako, Ichiro

Journal:

Bulletin of the Chemical Society of Japan

Year:

1971

File:

PDF, 306 KB

1971

28

The Kinetics of the Electron-transfer Reactions between Several Chloropentakis(alkylamine)cobalt(III) Complexes and Iron (II)

Ohashi, Kousaburo

Journal:

Bulletin of the Chemical Society of Japan

Year:

1972

File:

PDF, 295 KB

1972

29

The Solvent Effect on the Electron-Transfer Reactions of Cobalt(III) Complexes. The Reduction of the cis -Chloro-2-aminoethanolbis(ethylenediamine)cobalt(III) Ion by Iron(II) in Aqueous Solutions of Organic Solvents

Ohashi, Kousaburo, Yamamoto, Katsumi, Suzuki, Toshio, Kurimura, Yoshimi

Journal:

Bulletin of the Chemical Society of Japan

Year:

1971

File:

PDF, 603 KB

1971

30

Nonbridging Ligand Effects on the Reduction of Nitrilopolyaminocarboxylato–cobalt(III) Complexes by Iron(II)

Ohashi, Kousaburo

Journal:

Bulletin of the Chemical Society of Japan

Year:

1973

File:

PDF, 302 KB

1973

31

Electron-transfer Reactions of Multidentate Ligand Cobalt(III) Complexes. VI. The Effect of the Chelation of Nonbridging Ligands on the Iron(II) Reductions of Chlorocobalt(III) Complexes

Kurimura, Yoshimi, Ohashi, Kousaburo, Ohkubo, Sachiko

Journal:

Bulletin of the Chemical Society of Japan

Year:

1973

File:

PDF, 329 KB

1973

32

The Silver(I) Ion-catalyzed Oxidation of Ethylenediaminetetraacetatocobaltate(II) by the Peroxodisulfate Ion

Ohashi, Kousaburo, Yamamoto, Katsumi

Journal:

Bulletin of the Chemical Society of Japan

Year:

1977

File:

PDF, 316 KB

1977

33

The Kinetics of the Reaction between the Chromium(III) Ion and the Ethylenediamine- N , N , N ′, N ′-tetraacetate Ion in the Presence of Hydrogen Peroxide

Yamamoto, Katsumi, Ohashi, Kousaburo

Journal:

Bulletin of the Chemical Society of Japan

Year:

1976

File:

PDF, 593 KB

1976

34

Stability Constants of Some Bivalent Metal Chelates of 3-Aryl-2,4-pentanedione in 75% v/v 1,4-Dioxane-Water Medium

Wakui, Yoshito, Yano, Katsunori, Nakano, Yoshiharu, Ohashi, Kousaburo, Yamamoto, Katsumi

Journal:

Bulletin of the Chemical Society of Japan

Year:

1984

File:

PDF, 714 KB

1984

35

Kinetics and Mechanism of the Extraction of Nickel(II) with 3-Mercapto-1,5-Diphenylformazan in the Presence of 1,10-Phenanthroline or Pyridine

Ohashi, Kousaburo, Shoji, Hidetoshi, Yamamoto, Katsumi

Journal:

Bulletin of the Chemical Society of Japan

Year:

1986

File:

PDF, 720 KB

1986

36

Electron-Transfer Reactions of Multidentate Ligand Cobalt(III) Complexes. II. The Effect of Nonbridging Ligands

Kurimura, Yoshimi, Ohashi, Kousaburo

Journal:

Bulletin of the Chemical Society of Japan

Year:

1971

File:

PDF, 600 KB

1971

37

The Kinetics of Electron-transfer Reactions between Oxalato-Cobalt(III) Complexes and Iron(II) in Acid Aqueous Solutions

Ohashi, Kousaburo

Journal:

Bulletin of the Chemical Society of Japan

Year:

1972

File:

PDF, 528 KB

1972

38

Electron-transfer Reactions of Multidentate Ligand Cobalt(III) Complexes. IV. The Reductions of Cobalt(III) Complexes of Amino Acids by Iron(II) in Aqueous and Water-methanol Solutions

Ohashi, Kousaburo, Yamamoto, Katsumi, Hirako, Ichiro, Kurimura, Yoshimi

Journal:

Bulletin of the Chemical Society of Japan

Year:

1972

File:

PDF, 611 KB

1972

39

Electron-Transfer Reactions of Multidentate-ligand Cobalt(III) Complexes. III. The Reductions of Several Chloro- and Bromo(nitrilopolycarboxylato)cobaltate(III) Ions by Iron(II)

Kurimura, Yoshimi, Meguro, Ikuko, Ohashi, Kousaburo

Journal:

Bulletin of the Chemical Society of Japan

Year:

1971

File:

PDF, 526 KB

1971

40

The Inner-Sphere Mechanism Interpreted by the Hydrogen Ion Effect on the Fe 2+ Reduction Rate of Oxalato-, Malonato-, Glycolato-, and Chloro-Cobalt(III) Complexes in Aqueous Solution

Ohashi, Kousaburo

Journal:

Bulletin of the Chemical Society of Japan

Year:

1976

File:

PDF, 626 KB

1976

41

Electron-Transfer Reactions of Multidentate Ligand Cobalt(III) Complexes. I. The Reductions of Some Chloro(triethylenetetramine)cobalt(III) Complexes by Iron(II)

Kurimura, Yoshimi, Ohashi, Kousaburo, Ohtsuki, Toshio, Yamamoto, Katsumi

Journal:

Bulletin of the Chemical Society of Japan

Year:

1971

File:

PDF, 633 KB

1971

42

The Kinetic Study of the Oxidation Reaction of the Tris(2,2′-bipyridine)cobalt(II) Ion and the Ethylenediamine- N , N , N ′, N ′-tetraacetato cobaltate(II) Ion by the Peroxodisulfate Ion

Ohashi, Kousaburo, Matsuzawa, Morito, Hamano, Eichi, Yamamoto, Katsumi

Journal:

Bulletin of the Chemical Society of Japan

Year:

1976

File:

PDF, 651 KB

1976

43

A Spectrophotometric Study of Phosphomolybdenum Blue Formed by the Reaction of Phosphate with a Mixture of Molybdenum(V) (Mo 2 O 42+ ) and Molybdenum(VI) and Application to the Spectrophotometric Determination of Small Amounts of Phosphates

Ohashi, Kousaburo, Yasu, Kumiko, Suzuki, Choutaro, Yamamoto, Katsumi

Journal:

Bulletin of the Chemical Society of Japan

Year:

1977

File:

PDF, 627 KB

1977

44

Dual-wavelength Spectrophotometric Determination of Trace Amounts of Phosphate in the Presence of Large Amounts of Silicate Using Molybdenum Blue

Ohashi, Kousaburo, Enomoto, Toshie, Yamamoto, Katsumi

Journal:

Bulletin of the Chemical Society of Japan

Year:

1981

File:

PDF, 346 KB

1981

45

Solvent-extraction Behavior of Molybdenum(VI) with 1,5-Diphenylcarbazone and the Extraction-spectrophotometric Determination of Molybdenum(VI)

Ohashi, Kousaburo, Nagashima, Kiichiro, Seita, Rumiko, Yamamoto, Katsumi

Journal:

Bulletin of the Chemical Society of Japan

Year:

1984

File:

PDF, 619 KB

1984

46

Preparation and Circular Dichroism of L(+)-Alaninol Cobalt(III) Complex

Fujita, Junnosuke, Ohashi, Kousaburo, Saito, Kazuo

Journal:

Bulletin of the Chemical Society of Japan

Year:

1967

Language:

english

File:

PDF, 1.81 MB

english, 1967

47

Optical Sensing Properties of PVC Membrane Incorporating Lipophilic 8-Hydroxyquinoline Derivative

Wang, Enju, Ohashi, Kousaburo, Kamata, Satsuo

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 312 KB

1992

48

Neutral 1,4-Bis(3-thiapentylxanthato)butane as Sensing Material for Samarium(III) Ion

Ogata, Takashi, Chowdhury, Didarul A., Kamata, Satsuo, Usui, Yoshiharu, Ohashi, Kousaburo

Journal:

Chemistry Letters

Year:

1995

File:

PDF, 389 KB

1995

49

Extraction Behavior of Gallium(III) with 2-Methyl-5-hexyloxymethyl-8-quinolinol and 5-Hexyloxymethyl-8-quinolinol from Weakly Acidic Solution into Supercritical CO 2 and Selective Separation of Gallium(III) from Aluminum(III)

Ohashi, Kousaburo, Tatenuma, Katuyoshi

Journal:

Chemistry Letters

Year:

1997

File:

PDF, 337 KB

1997

50

Steric Effect of 3,5-Bis(trifluoromethyl)phenol as Hydrogen-Bond Donor on Outer-Sphere Complexation in the Synergistic Extraction of Aluminium(III) and Gallium(III) with 2,4-Pentanedione

Imura, Hisanori, Namai, Tatsunori, Ishimori, Ken-ichiro, Hayashi, Sumiko, Ohashi, Akira, Ohashi, Kousaburo

Journal:

Bulletin of the Chemical Society of Japan

Year:

2005

Language:

english

File:

PDF, 135 KB

english, 2005