Raymond N. Castle

4.7k total citations · 1 hit paper
229 papers, 3.5k citations indexed

About

Raymond N. Castle is a scholar working on Organic Chemistry, Spectroscopy and Molecular Biology. According to data from OpenAlex, Raymond N. Castle has authored 229 papers receiving a total of 3.5k indexed citations (citations by other indexed papers that have themselves been cited), including 177 papers in Organic Chemistry, 56 papers in Spectroscopy and 53 papers in Molecular Biology. Recurrent topics in Raymond N. Castle's work include Synthesis and Characterization of Heterocyclic Compounds (54 papers), Synthesis and Reactivity of Heterocycles (39 papers) and Synthesis and Biological Evaluation (39 papers). Raymond N. Castle is often cited by papers focused on Synthesis and Characterization of Heterocyclic Compounds (54 papers), Synthesis and Reactivity of Heterocycles (39 papers) and Synthesis and Biological Evaluation (39 papers). Raymond N. Castle collaborates with scholars based in United States, Japan and Canada. Raymond N. Castle's co-authors include Milton L. Lee, Yoshinori Tominaga, Masatomo Iwao, M. L. TEDJAMULIA, Steven Phillips, Ram Pratap, Gary E. Martin, Masaharu Nishioka, Andrew S. Zektzer and Gary M. Booth and has published in prestigious journals such as Analytical Chemistry, Scientific Reports and The Journal of Organic Chemistry.

In The Last Decade

Raymond N. Castle

221 papers receiving 3.2k 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.

Topics in heterocyclic chemistry

1969 438 citations Raymond N. Castle Wiley-Interscience eBooks profile →

Peers

Countries citing papers authored by Raymond N. Castle

Since Specialization

Citations

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

Fields of papers citing papers by Raymond N. Castle

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Raymond N. Castle. 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 Raymond N. Castle. The network helps show where Raymond N. Castle may publish in the future.

Co-authorship network of co-authors of Raymond N. Castle

This figure shows the co-authorship network connecting the top 25 collaborators of Raymond N. Castle. A scholar is included among the top collaborators of Raymond N. Castle 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 Raymond N. Castle. Raymond N. Castle 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

#	Work	Indexed citations
1	Investigating the limits of hard X-ray coherence length measurement employing Young’s double slit experiment 2025 ·Scientific Reports ·Raymond N. Castle, N. Appathurai, (unknown), (unknown), Mark Boland, Feizhou He, Chithra Karunakaran, Jian Wang, Beatriz D. Moreno, (unknown)	0
2	The High Energy diffraction beamline at the Canadian Light Source 2025 ·Journal of Synchrotron Radiation ·(unknown), Graham King, Ariel Gómez, N. Appathurai, Adam F. G. Leontowich, Raymond N. Castle, (unknown), Chang‐Yong Kim, Beatriz D. Moreno, S. Kycia	2
3	Complete assignment of the ¹h‐ and ¹³c‐nmr spectra of [1]benzothieno[2,3‐c]naphtho[1,2‐h]quinoline and [1]benzothieno[2,3‐c]naphtho[1,2‐h][1,2,4]triazolo[4,3‐a]quinoline. Concerted use of two‐dimensional nmr techniques 1994 ·Journal of Heterocyclic Chemistry ·Kenji Sasaki, Lyle W. Castle, Raymond N. Castle	2
4	Disentangling proton connectivity networks in highly overlapped¹H‐NMR spectra of polynuclear aromatics using 1D‐HOHAHA 1990 ·Journal of Heterocyclic Chemistry ·John P. Shockcor, Ronald C. Crouch, Gary E. Martin, Abdallah Cherif, (unknown), Raymond N. Castle	9
5	The synthesis of monomethoxy[1]benzothieno[2,3‐c]quinolines 1987 ·Journal of Heterocyclic Chemistry ·Steven L. Castle, Phillip Buckhaults, (unknown), J.D. McKenney, Raymond N. Castle	11
6	Assignment of the ¹³C‐NMR spectrum of phenanthro[4,3‐A]dibenzothiophene through the utilization of two‐dimensional relayed coherence transfer and double quantum coherence spectroscopy 1985 ·Journal of Heterocyclic Chemistry ·(unknown), Gary E. Martin, Robert T. Gampe, Milton L. Lee, Ralph E. Hurd, M. L. TEDJAMULIA, (unknown), Raymond N. Castle	14
7	Determination of hydroxylated thiophenic compounds in a coal liquid 1985 ·Analytical Chemistry ·Masaharu Nishioka, Milton L. Lee, (unknown), (unknown), (unknown), (unknown), (unknown), Raymond N. Castle	17
8	Determination of sulphur heterocycles in selected synfuels 1984 ·Fuel ·R. C. Kong, Milton L. Lee, Masatomo Iwao, Yoshinori Tominaga, Ram Pratap, Robert D. Thompson, Raymond N. Castle	35
9	The synthesis of all of the dimethyldibenzothiophenes and monoethyldibenzothiophenes 1983 ·Journal of Heterocyclic Chemistry ·M. L. TEDJAMULIA, Yoshinori Tominaga, Raymond N. Castle, Milton L. Lee	33
10	Capillary Column Gas Chromatographic Resolution of Isomeric Polycyclic Aromatic Sulfur Heterocycles in a Coal Liquid 1982 ·Journal of Chromatographic Science ·R. C. Kong, (unknown), Yoshinori Tominaga, Ramendra Pratap, Masatomo Iwao, Raymond N. Castle, Stephen A. Wise	45
11	Synthesis of pyreno[b]thiophenes 1981 ·Journal of Heterocyclic Chemistry ·Ram Pratap, Yoshinori Tominaga, Milton L. Lee, Raymond N. Castle	32
12	Pyridylalkylthiols and derivatives 1978 ·Journal of Heterocyclic Chemistry ·S. FURUKAWA, (unknown), Raymond N. Castle	3
13	The synthesis and properties of pyridazino[4,3‐e] ‐as‐triazines and pyridazino[4,5‐e] ‐as‐triazines, two novel condensed pyridazine ring systems 1974 ·Journal of Heterocyclic Chemistry ·(unknown), Raymond N. Castle	3
14	Condensed pyridazines including cinnolines and phthalazines 1973 ·Wiley eBooks ·Raymond N. Castle	38
15	Synthesis of diazasteroids II. Synthesis of 8,11‐diaza‐2,3‐dimethoxygona‐1, 3,5 (10), 9 (11)‐tetraene 1973 ·Journal of Heterocyclic Chemistry ·Masanori Nagata, (unknown), K. MATOBA, Takao Yamazaki, Raymond N. Castle	0
16	Topics in heterocyclic chemistry breakdown → 1969 ·Wiley-Interscience eBooks ·Raymond N. Castle	438
17	The synthesis and cleavage of dipyridazo [4,5-b:4,5-e]-1,4-dithiin-1,6-dione 1964 ·Die Naturwissenschaften ·Raymond N. Castle, Kenji Kaji	8
18	Cinnoline Chemistry. V. 4-Mercaptocinnolines and Related Compounds^1,2 1960 ·The Journal of Organic Chemistry ·Raymond N. Castle, (unknown), (unknown), (unknown)	12
19	The Reaction of 2-Chloroquinoxaline With Substituted Acetonitriles 1956 ·The Journal of Organic Chemistry ·Raymond N. Castle, (unknown), (unknown)	2
20	The Synthesis of Possible Degradation Products of Nicotine 1954 ·Journal of the American Pharmaceutical Association (Scientific ed ) ·Raymond N. Castle, Alfred Burger	11

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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