Kunihiro Ninomiya

2.1k total citations · 2 hit papers
16 papers, 1.8k citations indexed

About

Kunihiro Ninomiya is a scholar working on Organic Chemistry, Molecular Biology and Physical and Theoretical Chemistry. According to data from OpenAlex, Kunihiro Ninomiya has authored 16 papers receiving a total of 1.8k indexed citations (citations by other indexed papers that have themselves been cited), including 10 papers in Organic Chemistry, 4 papers in Molecular Biology and 4 papers in Physical and Theoretical Chemistry. Recurrent topics in Kunihiro Ninomiya's work include Organophosphorus compounds synthesis (5 papers), Synthesis and Reactivity of Sulfur-Containing Compounds (4 papers) and Phosphorus compounds and reactions (3 papers). Kunihiro Ninomiya is often cited by papers focused on Organophosphorus compounds synthesis (5 papers), Synthesis and Reactivity of Sulfur-Containing Compounds (4 papers) and Phosphorus compounds and reactions (3 papers). Kunihiro Ninomiya collaborates with scholars based in Japan. Kunihiro Ninomiya's co-authors include Takayuki Shioiri, Shun‐ichi Yamada, Susumu Yamada, Ryoji Kikumoto, Hiroto Hara, Y Tamao, Shosuke Okamoto, Akiko Hijikata, Shinji Tonomura and Takehiko Sasaki and has published in prestigious journals such as Journal of the American Chemical Society, Biochemistry and Biochemical and Biophysical Research Communications.

In The Last Decade

Kunihiro Ninomiya

16 papers receiving 1.7k citations

Hit Papers

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What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Diphenylphosphoryl azide. New convenient reagent for a modified Curtius reaction and for peptide synthesis

1972 832 citations Takayuki Shioiri, Kunihiro Ninomiya et al. Journal of the American Chemical Society profile →
Phosphorus in organic synthesis—VII

1974 324 citations Kunihiro Ninomiya, Takayuki Shioiri et al. Tetrahedron profile →

Peers

Countries citing papers authored by Kunihiro Ninomiya

Since Specialization

Citations

This map shows the geographic impact of Kunihiro Ninomiya's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Kunihiro Ninomiya with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Kunihiro Ninomiya more than expected).

Fields of papers citing papers by Kunihiro Ninomiya

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Kunihiro Ninomiya. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Kunihiro Ninomiya. The network helps show where Kunihiro Ninomiya may publish in the future.

Co-authorship network of co-authors of Kunihiro Ninomiya

This figure shows the co-authorship network connecting the top 25 collaborators of Kunihiro Ninomiya. A scholar is included among the top collaborators of Kunihiro Ninomiya based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Kunihiro Ninomiya. Kunihiro Ninomiya is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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16 of 16 papers shown

#	Work	Indexed citations
1	Syntheses and platelet aggregation inhibitory and antithrombotic properties of [2-[(.omega.-Aminoalkoxy)phenyl]benzenes 1990 ·Journal of Medicinal Chemistry ·Ryoji Kikumoto, Hiroto Hara, Kunihiro Ninomiya, (unknown), (unknown), Harukazu Fukami, Y Tamao	45
2	Substituted (.omega.-aminoalkoxy)stilbene derivatives as a new class of anticonvulsants 1984 ·Journal of Medicinal Chemistry ·Ryoji Kikumoto, Akihiro Tobe, Harukazu Fukami, Kunihiro Ninomiya, Mitsuo Egawa	17
3	Selective inhibition of thrombin by (2R,4R)-4-methyl-1-[N2-[1,2,3,4-tetrahydro-8-quinolinyl)sulfonyl]-L-arginyl]-2-piperidinecarboxylic acid 1984 ·Biochemistry ·Ryoji Kikumoto, Y Tamao, (unknown), Shinji Tonomura, Hiroto Hara, Kunihiro Ninomiya, Akiko Hijikata, Shosuke Okamoto	272
4	Potent inhibition of thrombin by the newly synthesized arginine derivative No. 805. The importance of stereo-structure of its hydrophobic carboxamide portion 1981 ·Biochemical and Biophysical Research Communications ·Shosuke Okamoto, Akiko Hijikata, Ryoji Kikumoto, Shinji Tonomura, Hiroto Hara, Kunihiro Ninomiya, (unknown), (unknown), Y Tamao	203
5	Circular dichroism spectra of fluorene, carbazole, dibenzofuran and dibenzothiophene included in β-cyclodextrin 1981 ·Spectrochimica Acta Part A Molecular Spectroscopy ·Hiroyuki Yamaguchi, Kunihiro Ninomiya	2
6	Chlorine L absorption cross sections of gaseous HCl and Cl₂ 1981 ·Journal of Physics B Atomic and Molecular Physics ·Kunihiro Ninomiya, Eiji Ishiguro, S. Iwata, Akira Mikuni, Takehiko Sasaki	54
7	Magnetic circular dichroism and anomalous fluorescence spectra of [2,2] (2,6)azulenophanes 1980 ·Chemical Physics Letters ·Hiroyuki Yamaguchi, Kunihiro Ninomiya, (unknown), Shô Itô, Noritaka Kato, Yoshimasa Fukazawa	2
8	A study of the electronic spectra of 9-fluorenone 1980 ·Chemical Physics Letters ·Hiroyuki Yamaguchi, Kunihiro Ninomiya, (unknown)	5
9	Magnetic circular dichroism and anomalous fluorescence spectra of benz[a]azulene and naphth[2,1-a]azulene 1980 ·Spectrochimica Acta Part A Molecular Spectroscopy ·Hiroyuki Yamaguchi, Kunihiro Ninomiya, (unknown), (unknown)	6
10	Phosphorus in organic synthesis. XII. Amino acids and peptides. XXII. Reaction of penicillin sulfoxides with diethyl phosphorocyanidate (DEPC). 1976 ·Chemical and Pharmaceutical Bulletin ·Kunihiro Ninomiya, Takayuki Shioiri, Shun‐ichi Yamada	4
11	Diphenyl phosphorazidate(DPPA) as A 1,3-dipole —Its reaction with enamines of cyclic ketones— 1976 ·Tetrahedron Letters ·Shun‐ichi Yamada, Yasumasa Hamada, Kunihiro Ninomiya, Takayuki Shioiri	13
12	Amino Acids and Peptides. XII. Phosphorus in Organic Synthesis. VIII. Reaction of Malonic Acid Half Esters with Diphenyl Phosphorazidate 1974 ·Chemical and Pharmaceutical Bulletin ·Kunihiro Ninomiya, Takayuki Shioiri, Shun‐ichi Yamada	38
13	Phosphorus in organic synthesis. IX. On the mechanism of esterification of malonic acid half esters by diphenyl phosphorazidate. 1974 ·Chemical and Pharmaceutical Bulletin ·Kunihiro Ninomiya, Takayuki Shioiri, Shun‐ichi Yamada	6
14	Phosphorus in organic synthesis—VII breakdown → 1974 ·Tetrahedron ·Kunihiro Ninomiya, Takayuki Shioiri, Susumu Yamada	324
15	Transfer of the azido function from diphenylphosphoryl azide to malonic acid half esters 1973 ·Tetrahedron Letters ·Shun‐ichi Yamada, Kunihiro Ninomiya, Takayuki Shioiri	22
16	Diphenylphosphoryl azide. New convenient reagent for a modified Curtius reaction and for peptide synthesis breakdown → 1972 ·Journal of the American Chemical Society ·Takayuki Shioiri, Kunihiro Ninomiya, Shun‐ichi Yamada	832

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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