Author

Kazue Ohkura

Observed names: K Ohkura, K. OHKURA, K. Ohkura, KAZUE OHKURA, Kazue OHKURA

Institution: Health Sciences University of Hokkaido

Observed institutions: University of Alberta, Health Sciences University of Hokkaido, Health Sciences University, Hokkaido University, Pharmaceutical Society of Japan

OpenAlex ID: A5113870713

A simplified and improved synthesis of [11C]phosgene with iron and iron (III) oxide

2002 · Ken-ichi Nishijima, Yuji Kuge, et al. · Nuclear Medicine and Biology · 44

Synthesis and evaluation of radioiodinated cyclooxygenase-2 inhibitors as potential SPECT tracers for cyclooxygenase-2 expression

2006 · Yuji Kuge, Yumiko Katada, et al. · Nuclear Medicine and Biology · 38

Separation and Identification of Taxifolin 3- O -Glucoside Isomers from Chamaecyparis Obtusa (Cupressaceae)

2002 · Akiyo Sakushima, Kosei Ohno, et al. · Natural product letters · 36

Improvement of an efficient separation method for chemicals in diesel exhaust particles: analysis for nitrophenols

2008 · Yoichi Noya, Yusuke Mikami, et al. · Environmental Science and Pollution Research · 33

Photo-arylation. IV. Synthesis of 2-arylpyridines by photo-reaction of 2-iodopyridine with substituted benzenes.

1985 · MASANAO TERASHIMA, KOHICHI SEKI, et al. · Chemical and Pharmaceutical Bulletin · 27

PDF

Preparation and pharmaceutical evaluation for clinical application of high specific activity S-(−)[11C]CGP-12177, a radioligand for β-adrenoreceptors

2004 · K. Nishijima, Y. Kuge, et al. · Nuclear Medicine Communications · 23

Guaiacylglycerol‐7′‐O‐methyl 8′‐vanillic acid ether and related compounds from Boreava orientalis

2003 · Akiyo Sakushima, Kosei Ohno, et al. · Phytochemical Analysis · 22

Stereoselective synthesis of 4a-fluoro-5,10-ethenobenzo[f]quinazolines via photo-Diels–Alder reaction of 5-fluoro-1,3-dimethyluracil with naphthalenes

2002 · Kazue Ohkura, Tatsuyuki Sugaoi, et al. · Tetrahedron Letters · 21

Acid-catalyzed Photoreaction of 6-Chloro-1,3-dimethyluracil in Benzene; Synthesis of Cyclooctapyrimidine-2,4-dione

1991 · Koh-ichi Seki, Nobuhiko Kanazashi, et al. · Heterocycles · 21

Increased [18F]2-fluoro-2-deoxy-d-glucose ([18F]FDG) yield with recycled target [18O]water: factors affecting the [18F]FDG yield

2002 · Ken-ichi Nishijima, Yuji Kuge, et al. · Applied Radiation and Isotopes · 20

Photo-arylation III: Synthesis of 2-Heteroarylpyridines

1984 · Koh-ichi Seki, Kazue Ohkura, et al. · Heterocycles · 19

Synthesis of a radioiodinated thymidine phosphorylase inhibitor and its preliminary evaluation as a potential SPECT tracer for angiogenic enzyme expression

2008 · Masayuki Takahashi, Koh‐ichi Seki, et al. · Journal of Labelled Compounds and Radiopharmaceuticals · 17

Chemical impurities in [ 18 F]FDG preparations produced by solid-phase 18 F-fluorination

2002 · Yuji Kuge, Ken-ichi Nishijima, et al. · Nuclear Medicine and Biology · 16

A Facile Synthesis of N-(2- and 4-Pyridyl)indoles

1994 · Koh-ichi Seki, Kazue Ohkura, et al. · Heterocycles · 16

Synthesis of Cyclooctapyrimidine-2,4-diones by Photocycloadition of 6-Chloro-1,3-dimethyluracil to Benzenes in the Presence of Trifluoroacetic Acid.

1993 · Kazue OHKURA, Nobuhiko KANAZASHI, et al. · Chemical and Pharmaceutical Bulletin · 16

PDF

The pyridyl cation as a reactive intermediate in the photoreaction of iodopyridines with benzenes

1989 · Kazue Ohkura, Koh-ichi Seki, et al. · Tetrahedron Letters · 16

Photoreaction of 4-Iodopyridine with Heteroaromatics

1986 · Koh-ichi Seki, Kazue Ohkura, et al. · Heterocycles · 16

Synthesis of Heteroarylquinolines by the Photolysis of 2-, 3-, and 4-Iodoquinolines

1990 · Koh-ichi Seki, Kazue Ohkura, et al. · Heterocycles · 15

N‐methyl‐ d ‐aspartate receptor dysfunction in the prefrontal cortex of stroke‐prone spontaneously hypertensive rat/Ezo as a rat model of attention deficit/hyperactivity disorder

2018 · Hiroki Shikanai, Nobuhiro Oshima, et al. · Neuropsychopharmacology Reports · 13

In vitro and in vivo evaluations of a radioiodinated thymidine phosphorylase inhibitor as a tumor diagnostic agent for angiogenic enzyme imaging

2010 · Hiromichi Akizawa, Songji Zhao, et al. · Nuclear Medicine and Biology · 13

Redesign of negatively charged 111 In-DTPA-octreotide derivative to reduce renal radioactivity

2017 · Nobuhiro Oshima, Hiromichi Akizawa, et al. · Nuclear Medicine and Biology · 12

Synthesis of Highly Conjugated Arylpropenylidene-1,3-diazin-2-ones via Paterno–Büchi Reaction by Photoreaction of 5-Fluoro-1,3-dimethyluracil with 1-Methoxynaphthalenes

2008 · Koh-ichi Seki, Kazuya Aizawa, et al. · Chemistry Letters · 12

Stereoselective Synthesis of Tetrahydronaphthocyclobuta[1,2-d]pyrimidinediones from 5-Fluoro-1,3-dimethyluracil and Naphthalenes

2005 · Kazue Ohkura, Tetsuya Ishihara, et al. · Chemical and Pharmaceutical Bulletin · 12

PDF

Facil Synthesis of 4a-Fluoro-5,10-ethenobenzo[f]quinazolines through 1,4-Photocycloaddition of 5-Fluoro-1,3-dimethyluracil with Substituted Naphthalenes

2003 · Koh-ichi Seki, Kazue Ohkura, et al. · Heterocycles · 12

The Thymidine Phosphorylase Imaging Agent 123I-IIMU Predicts the Efficacy of Capecitabine

2016 · Nobuya Kobashi, Hiroki Matsumoto, et al. · Journal of Nuclear Medicine · 11

PDF

Works count: 135

Citation count: 879

H-index: 16

I10-index: 34