Makoto Kumada

16.4k total citations · 5 hit papers
291 papers, 12.1k citations indexed

About

Makoto Kumada is a scholar working on Organic Chemistry, Inorganic Chemistry and Materials Chemistry. According to data from OpenAlex, Makoto Kumada has authored 291 papers receiving a total of 12.1k indexed citations (citations by other indexed papers that have themselves been cited), including 231 papers in Organic Chemistry, 144 papers in Inorganic Chemistry and 72 papers in Materials Chemistry. Recurrent topics in Makoto Kumada's work include Synthesis and characterization of novel inorganic/organometallic compounds (98 papers), Organoboron and organosilicon chemistry (69 papers) and Asymmetric Synthesis and Catalysis (46 papers). Makoto Kumada is often cited by papers focused on Synthesis and characterization of novel inorganic/organometallic compounds (98 papers), Organoboron and organosilicon chemistry (69 papers) and Asymmetric Synthesis and Catalysis (46 papers). Makoto Kumada collaborates with scholars based in Japan, Sri Lanka and Canada. Makoto Kumada's co-authors include Kohei Tamao, Tamio Hayashi, Mitsuo Ishikawa, Mitsuo Konishi, Koji Sumitani, Keiji Yamamoto, Yoshihisa Kiso, Hideki Sakurai, Neyoshi Ishida and Taiichi Higuchi and has published in prestigious journals such as Journal of the American Chemical Society, The Journal of Chemical Physics and Accounts of Chemical Research.

In The Last Decade

Makoto Kumada

283 papers receiving 11.4k 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.

Selective carbon-carbon bond formation by cross-coupling of Grignard reagents with organic halides. Catalysis by nickel-phosphine complexes

1972 988 citations Kohei Tamao, Koji Sumitani et al. Journal of the American Chemical Society profile →
Dichloro[1,1'-bis(diphenylphosphino)ferrocene]palladium(II): an effective catalyst for cross-coupling of secondary and primary alkyl Grignard and alkylzinc reagents with organic halides

1984 641 citations Tamio Hayashi, Makoto Kumada et al. Journal of the American Chemical Society profile →
Nickel-Phosphine Complex-Catalyzed Grignard Coupling. I. Cross-Coupling of Alkyl, Aryl, and Alkenyl Grignard Reagents with Aryl and Alkenyl Halides: General Scope and Limitations

1976 499 citations Kohei Tamao, Koji Sumitani et al. Bulletin of the Chemical Society of Japan profile →
Silafunctional compounds in organic synthesis. Part 20. Hydrogen peroxide oxidation of the silicon-carbon bond in organoalkoxysilanes

1983 461 citations Kohei Tamao, Makoto Kumada et al. profile →
Asymmetric Synthesis Catalyzed by Chiral Ferrocenylphosphine–Transition Metal Complexes. I. Preparation of Chiral Ferrocenylphosphines

1980 388 citations Tamio Hayashi, Makoto Kumada et al. Bulletin of the Chemical Society of Japan profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Makoto Kumada Japan	57	10.5k	5.0k	1.5k	1.1k	654	291	12.1k
Richard F. Heck United States	48	10.3k 1.0×	2.5k 0.5×	1.0k 0.7×	1.4k 1.3×	582 0.9×	110	11.6k
Leopold Horner Germany	41	6.0k 0.6×	1.9k 0.4×	778 0.5×	1.3k 1.2×	464 0.7×	363	7.7k
Paul S. Pregosin Switzerland	56	9.3k 0.9×	5.9k 1.2×	1.2k 0.8×	1.0k 1.0×	322 0.5×	330	11.6k
Henry Gilman United States	39	6.0k 0.6×	3.1k 0.6×	1.4k 1.0×	576 0.5×	556 0.9×	427	7.5k
Yu. T. Struchkov Russia	40	6.1k 0.6×	3.9k 0.8×	2.0k 1.4×	504 0.5×	348 0.5×	991	8.8k
John A. Osborn France	49	6.6k 0.6×	4.6k 0.9×	1.2k 0.8×	1.0k 0.9×	325 0.5×	145	8.5k
Karl Peters Germany	42	7.2k 0.7×	3.4k 0.7×	1.4k 1.0×	849 0.8×	372 0.6×	636	9.4k
Shun‐Ichi Murahashi Japan	66	12.8k 1.2×	4.9k 1.0×	2.0k 1.4×	2.4k 2.2×	582 0.9×	297	14.6k
Atta M. Arif United States	57	9.0k 0.9×	7.0k 1.4×	2.7k 1.8×	1.0k 1.0×	486 0.7×	482	14.2k
Michael I. Bruce Australia	53	11.2k 1.1×	5.8k 1.2×	1.5k 1.1×	345 0.3×	507 0.8×	509	13.2k

Countries citing papers authored by Makoto Kumada

Since Specialization

Citations

This map shows the geographic impact of Makoto Kumada'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 Makoto Kumada with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Makoto Kumada more than expected).

Fields of papers citing papers by Makoto Kumada

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Makoto Kumada. 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 Makoto Kumada. The network helps show where Makoto Kumada may publish in the future.

Co-authorship network of co-authors of Makoto Kumada

This figure shows the co-authorship network connecting the top 25 collaborators of Makoto Kumada. A scholar is included among the top collaborators of Makoto Kumada 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 Makoto Kumada. Makoto Kumada is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Kumada, Makoto, et al.. (1999). Corrosion. Photocatalystic Effect of Rust on Acid Rain Corrosion of Carbon Steel.. Journal of the Society of Materials Science Japan. 48(11). 1239–1243. 2 indexed citations

Kumada, Makoto, et al.. (1985). Effect of crevice on corrosion fatigue prevention of Cr-Mo cast steel in fresh water using inhibitor.. Journal of the Society of Materials Science Japan. 34(379). 429–435.

Hayashi, Tamio, Yasuo Okamoto, Keiji Kabeta, Toshiya Hagihara, & Makoto Kumada. (1984). Stereochemistry in the reaction of optically active allylsilanes with m-chloroperoxybenzoic acid. The Journal of Organic Chemistry. 49(22). 4224–4226. 33 indexed citations

Hayashi, Tamio, et al.. (1983). Optically active cyclic allylsilanes. Tetrahedron Letters. 24(50). 5661–5664. 69 indexed citations

Ishikawa, Mitsuo, Hiroshi Sugisawa, L. Fabry, & Makoto Kumada. (1978). Photolysis of organopolysilanes. Preparation and photolysis of silylphenylpropynes and silylphenylpropadienes. Journal of Organometallic Chemistry. 161(3). 299–311. 2 indexed citations

Tamao, Kohei, Koji Sumitani, Yoshihisa Kiso, et al.. (1976). Nickel-Phosphine Complex-Catalyzed Grignard Coupling. I. Cross-Coupling of Alkyl, Aryl, and Alkenyl Grignard Reagents with Aryl and Alkenyl Halides: General Scope and Limitations. Bulletin of the Chemical Society of Japan. 49(7). 1958–1969. 499 indexed citations breakdown →

Ishikawa, Mitsuo, et al.. (1975). Photolysis of organopolysilanes. Novel addition reaction of aryl substituted disilanes to olefins. Journal of the American Chemical Society. 97(20). 5923–5924. 58 indexed citations

Tamao, Kohei, Makoto Kumada, & Tôru Takahashi. (1975). Oxidation of siliconsilicon and siliconhydrogen bonds with molecular oxygen and bis(trimethylsilyl) peroxide. Journal of Organometallic Chemistry. 94(3). 367–376. 24 indexed citations

Tamao, Kohei & Makoto Kumada. (1971). Silicon-containing heterocyclic compounds cis- and trans-4a,8a-dimethyl-4a,8a-disiladecalin. Synthesis and oxidation with peroxides. Journal of Organometallic Chemistry. 31(1). 35–42. 15 indexed citations

10.

Kumada, Makoto. (1965). Optically Active Organometallic Compounds. The Journal of the Society of Chemical Industry Japan. 68(5). 752–756. 1 indexed citations

11.

Shiina, Kyo & Makoto Kumada. (1960). The Chlorination of Organosilicon Compounds with tert-Butyl Hypochlorite. 2. 128–134. 1 indexed citations

12.

Shiina, Kyo & Makoto Kumada. (1960). A Reaction of Silicon-containing Amino Compounds. The Journal of the Society of Chemical Industry Japan. 63(1). 173–175. 1 indexed citations

13.

Kumada, Makoto, et al.. (1957). Cleavage Rates of Some Methyl Alkoxy Disilanes by Alkali. The Journal of the Society of Chemical Industry Japan. 60(2). 201–203. 3 indexed citations

14.

Kumada, Makoto, et al.. (1957). On the Decomposition Rates of some Disilanes by Halogens.. Nippon kagaku zassi. 78(7). 999–1002. 5 indexed citations

15.

Shiina, Kyo & Makoto Kumada. (1957). Cleavage of Organosubstituted Disilanes and Disilmethylenes by Hydrogen Chloride. The Journal of the Society of Chemical Industry Japan. 60(11). 1395–1398. 2 indexed citations

16.

Kumada, Makoto, Kyo Shiina, & Masaaki Yamaguchi. (1954). Utilization of Higher-boiling Fractions Formed in the Reaction of Methyl Chloride with Silicon-Copper. I I. Scission of Silicon-Silicon Bond by Halogens.. The Journal of the Society of Chemical Industry Japan. 57(3). 230–232. 5 indexed citations

17.

Kumada, Makoto, et al.. (1953). (125)Cleavage of Some Ethers by Halogenosilanes.. The Journal of the Society of Chemical Industry Japan. 56(4). 269–271. 1 indexed citations

18.

Kumada, Makoto. (1952). (180)Preparation of Ethylbroniosilanes and Ethylchlorobromosilanes. The Journal of the Society of Chemical Industry Japan. 55(6). 373–375. 3 indexed citations

19.

Kumada, Makoto & Kimio Tarama. (1951). (383)Preparations and Properties of Ethoxy and Ethyl Derivatives of Trichlorosilane. The Journal of the Society of Chemical Industry Japan. 54(12). 769–771. 1 indexed citations

20.

Kumada, Makoto, et al.. (1951). (107)Ethanolysis of Silicon Tetrachloride and Methylation of Tetraethyl Silicate. The Journal of the Society of Chemical Industry Japan. 54(3). 213–215. 1 indexed citations

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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