Ralph Schmiechen

1.6k total citations · 1 hit paper
24 papers, 1.4k citations indexed

About

Ralph Schmiechen is a scholar working on Organic Chemistry, Molecular Biology and Cellular and Molecular Neuroscience. According to data from OpenAlex, Ralph Schmiechen has authored 24 papers receiving a total of 1.4k indexed citations (citations by other indexed papers that have themselves been cited), including 14 papers in Organic Chemistry, 12 papers in Molecular Biology and 8 papers in Cellular and Molecular Neuroscience. Recurrent topics in Ralph Schmiechen's work include Synthesis and pharmacology of benzodiazepine derivatives (8 papers), Neuroscience and Neuropharmacology Research (8 papers) and Coordination Chemistry and Organometallics (5 papers). Ralph Schmiechen is often cited by papers focused on Synthesis and pharmacology of benzodiazepine derivatives (8 papers), Neuroscience and Neuropharmacology Research (8 papers) and Coordination Chemistry and Organometallics (5 papers). Ralph Schmiechen collaborates with scholars based in Germany, Denmark and Italy. Ralph Schmiechen's co-authors include Erling N. Petersen, Herbert H. Schneider, Günter Neef, Mogens Brøndsted Nielsen, C. Bræstrup, W. Kehr, Leif H. Jensen, David Stephens, Claus Bræstrup and H. Wachtel and has published in prestigious journals such as Science, Journal of the American Chemical Society and Journal of Pharmacology and Experimental Therapeutics.

In The Last Decade

Ralph Schmiechen

24 papers receiving 1.2k citations

Hit Papers

align trajectories

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.

Interaction of Convulsive Ligands with Benzodiazepine Receptors

1982 462 citations C. Bræstrup, Ralph Schmiechen et al. Science profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Ralph Schmiechen Germany	13	821	713	342	232	217	24	1.4k
Herbert H. Schneider Germany	26	969 1.2×	966 1.4×	252 0.7×	342 1.5×	316 1.5×	48	2.0k
Joseph Coupet United States	20	1.0k 1.3×	871 1.2×	443 1.3×	282 1.2×	177 0.8×	46	1.9k
Ottavio Gandolfi Italy	24	942 1.1×	625 0.9×	227 0.7×	137 0.6×	157 0.7×	85	1.6k
P. Skolnick United States	22	1.1k 1.3×	653 0.9×	175 0.5×	210 0.9×	382 1.8×	44	1.7k
M.C. Dubroeucq France	18	1.4k 1.7×	925 1.3×	185 0.5×	220 0.9×	261 1.2×	24	2.0k
Pierre Mallorga United States	19	932 1.1×	855 1.2×	164 0.5×	129 0.6×	108 0.5×	43	1.6k
Paulette E. Setler United Kingdom	17	1.0k 1.2×	689 1.0×	239 0.7×	134 0.6×	96 0.4×	20	1.6k
C. Renault France	18	1.3k 1.6×	957 1.3×	194 0.6×	191 0.8×	109 0.5×	25	1.9k
Alain Boireau France	22	951 1.2×	546 0.8×	207 0.6×	116 0.5×	125 0.6×	72	1.6k
Leonard T. Meltzer United States	26	1.3k 1.6×	910 1.3×	740 2.2×	319 1.4×	187 0.9×	83	2.5k

Countries citing papers authored by Ralph Schmiechen

Since Specialization

Citations

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

Fields of papers citing papers by Ralph Schmiechen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ralph Schmiechen

This figure shows the co-authorship network connecting the top 25 collaborators of Ralph Schmiechen. A scholar is included among the top collaborators of Ralph Schmiechen 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 Ralph Schmiechen. Ralph Schmiechen 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

Mulzer, Johann, Ralf Zuhse, & Ralph Schmiechen. (1992). Enantioselektive Synthese des Antidepressivums Rolipram durch Nitroolefin‐Michael‐Addition. Angewandte Chemie. 104(7). 914–915. 8 indexed citations

Mulzer, Johann, Ralf Zuhse, & Ralph Schmiechen. (1992). Enantioselective Synthesis of the Antidepressant Rolipram by Michael Addition to a Nitroolefin. Angewandte Chemie International Edition in English. 31(7). 870–872. 41 indexed citations

Schmiechen, Ralph, Herbert H. Schneider, & H. Wachtel. (1990). Close correlation between behavioural response and binding in vivo for inhibitors of the rolipram-sensitive phosphodiesterase. Psychopharmacology. 102(1). 17–20. 52 indexed citations

Turski, L., David Stephens, Leif H. Jensen, et al.. (1990). Anticonvulsant action of the beta-carboline abecarnil: studies in rodents and baboon, Papio papio.. Journal of Pharmacology and Experimental Therapeutics. 253(1). 344–352. 74 indexed citations

Stephens, D.N., Herbert H. Schneider, W. Kehr, et al.. (1990). Abecarnil, a metabolically stable, anxioselective beta-carboline acting at benzodiazepine receptors.. Journal of Pharmacology and Experimental Therapeutics. 253(1). 334–343. 112 indexed citations

Huth, Andreas, et al.. (1988). Die 9‐NH‐Gruppe – ein notwendiges Strukturelement für eine hohe Affinität von β‐Carbolinestern zum Benzodiazepin‐Rezeptor. Archiv der Pharmazie. 321(5). 297–301. 2 indexed citations

Schneider, Herbert H., et al.. (1986). Stereospecific binding of the antidepressant rolipram to brain protein structures. European Journal of Pharmacology. 127(1-2). 105–115. 205 indexed citations

Stephens, D.N., W. Kehr, H. Wachtel, & Ralph Schmiechen. (1985). The Anxiolytic Activity of β-Carboline Derivatives in Mice, and its Separation from Ataxic Properties. Pharmacopsychiatry. 18(1). 167–170. 16 indexed citations

Stephens, David, W. Kehr, Herbert H. Schneider, & Ralph Schmiechen. (1984). β-Carbolines with agonistic and inverse agonistic properties at benzodiazepine receptors of the rat. Neuroscience Letters. 47(3). 333–338. 45 indexed citations

10.

Petersen, Erling N., Leif H. Jensen, Claus Bræstrup, et al.. (1984). ZK 91296, a partial agonist at benzodiazepine receptors. Psychopharmacology. 83(3). 240–248. 97 indexed citations

11.

Bræstrup, C., T. Honoré, Erling N. Petersen, et al.. (1984). INTERACTION OF ß-CARBOLINES WITH BENZODIAZEPINE RECEPTORS. Clinical Neuropharmacology. 7. S360–S360. 1 indexed citations

12.

Jensen, Leif H., Erling N. Petersen, Claus Bræstrup, et al.. (1984). Evaluation of the ?-carboline ZK 93 426 as a benzodiazepine receptor antagonist. Psychopharmacology. 83(3). 249–256. 139 indexed citations

13.

Stephens, D.N., W. Kehr, Herbert H. Schneider, & Ralph Schmiechen. (1984). Characterisation of agonist, inverse agonist and partial agonist activities of β-carbolines in a drug discrimination paradigm. Behavioural Brain Research. 12(2). 233–234. 3 indexed citations

14.

Bræstrup, C., Ralph Schmiechen, Günter Neef, Mogens Brøndsted Nielsen, & Erling N. Petersen. (1982). Interaction of Convulsive Ligands with Benzodiazepine Receptors. Science. 216(4551). 1241–1243. 462 indexed citations breakdown →

15.

Rehse, Klaus, et al.. (1978). Dopaminanaloge 1,2,3,4‐Tetrahydro‐β‐carboline. Archiv der Pharmazie. 311(1). 11–18. 8 indexed citations

16.

Schmiechen, Ralph. (1969). Notiz zur diazomethan-kupplung mit 2-oxo-2.3-dihydro-benzo[b]thiophen.. Tetrahedron Letters. 10(57). 4995–4996. 2 indexed citations

17.

Hofmann, Klaus, et al.. (1965). Studies on Polypeptides. XXXII. Synthetic Peptides Related to the N-Terminus of Bovine Pancreatic Ribonuclease A (Positions 1-13)^1-4. Journal of the American Chemical Society. 87(3). 640–644. 3 indexed citations

18.

Lübke, Klaus, Eberhard Schröder, Ralph Schmiechen, & Heinz Gibian. (1964). Über Peptidsynthesen, XXII. Synthese von Eledoisin und Glu‐Eledoisin. Justus Liebig s Annalen der Chemie. 679(1). 195–206. 26 indexed citations

19.

Bestmann, Hans Jürgen & Ralph Schmiechen. (1961). Tetrose‐ und Pentosederivate aus (+)‐Weinsäure. Chemische Berichte. 94(3). 751–757. 8 indexed citations

20.

Weygand, Friedrich & Ralph Schmiechen. (1959). Synthese der L‐Apiose aus (+)‐Weinsäure. Chemische Berichte. 92(3). 535–540. 17 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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