5,6-dimethyl-1,10-phenanthroline - patents, research & applications

743Patents

32Research papers

102Patents - last 3 years

1Papers - last 3 years

Who owns the IP

The organizations most actively patenting around this compound, ranked by referenced patent volume.

#	Assignee	Patents
1	Lanxess Deutschland GmbH	36
2	Central Glass Co Ltd	27
3	Tokyo Ohka Kogyo Co Ltd	27
4	Toyobo Co Ltd	22
5	Shell Internationale Research Maatschappij BV	21

6	University of North Carolina at Chapel Hill	20
7	Daikin Industries Ltd	18
8	3M Innovative Properties Co	17
9	Radiometer Medical ApS	15
10	Eastman Kodak Co	14

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Where innovation is concentrated

Patent classifications ranked by volume reveal the technical domains with the most active filing.

#	Code	Area	Patents
1	`C07C`	Acyclic and carbocyclic compounds	154
2	`C07F`	Organometallic compounds	127
3	`B01J`	Chemical/physical processes (e.g. catalysts)	112
4	`C07D`	Heterocyclic compounds	102
5	`G01N`	Investigating / analysing materials	95

6	`C08L`	Polymer compositions (blends)	87
7	`C12Q`	Measuring/testing involving enzymes	81
8	`C09D`	Coatings, paints, varnishes	71
9	`H10K`	Organic semiconductors / OLEDs	64
10	`C08G`	Polymers from non-vinyl bonds (e.g. polyamides, polyesters)	57

AI mapped opportunity space

This preview shows where patent activity concentrates. Cypris maps the full classification landscape to surface technical whitespace and IP headroom.

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Who's driving the science

The most-published authors working with this compound, alongside their primary affiliations.

#	Author	Affiliation	Papers
1	Mallayan Palaniandavar	Bharathidasan University	8
2	Venugopal Rajendiran	Bharathidasan University	5
3	Bruce S. Edwards	University of New Mexico	3
4	Eringathodi Suresh	Central Salt and Marine Chemicals Research Institute	3
5	Hamed Alborzinia	Heidelberg University	3

6	Igor Kitanović	Heidelberg University	3
7	Ingo Ott	Technische Universität Braunschweig	3
8	Janice R. Aldrich‐Wright	Western Sydney University	3
9	Larry A. Sklar	University of New Mexico	3
10	Matthew Saunders	University of New Mexico	3

Research leaders

This preview lists the top authors. Cypris surfaces the full researcher landscape, their affiliations, and how scientific influence is shifting.

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The literature that defines it

The most-cited papers anchoring the scientific record for this compound.

Title	Year	Cited by	Topic
Non-covalent DNA binding and cytotoxicity of certain mixed-ligand ruthenium(ii) complexes of 2,2′-dipyridylamine and diimines	2008	153	Metal complexes synthesis and properties
DNA binding and biological activity of some platinum(ii) intercalating compounds containing methyl-substituted 1,10-phenanthrolinesElectronic supplementary information (ESI) available: Binding data determined for platinum complexes bound to calf thymus DNA, linear dicroism spectra, Absorption spectra of the DNA alone and of the platinum complexes with DNA and solubilities of complexes in water. See http://www.rsc.org/suppdata/dt/b3/b316511f/	2004	134	Metal complexes synthesis and properties
Interaction of rac-[Cu(diimine)3]2+ and rac-[Zn(diimine)3]2+ complexes with CT DNA: effect of fluxional Cu(ii) geometry on DNA binding, ligand–promoted exciton coupling and prominent DNA cleavage	2008	93	Metal complexes synthesis and properties
Synthesis, characterization and DNA-binding properties of rac-[Ru(5,6-dmp)2(dppz)]2+ – Enantiopreferential DNA binding and co-ligand promoted exciton coupling	2005	87	Metal complexes synthesis and properties
Photophysical, Spectroscopic, and Computational Studies of a Series of Re(I) Tricarbonyl Complexes Containing 2,6-Dimethylphenylisocyanide and 5- and 6-Derivatized Phenanthroline Ligands	2005	82	Magnetism in coordination complexes

Frequently asked questions

Common questions about this compound's patent and research landscape, answered from the underlying data.

What is the molecular formula and weight of 5,6-dimethyl-1,10-phenanthroline?

5,6-dimethyl-1,10-phenanthroline has the molecular formula C14H12N2 and a molecular weight of 208.264.

Which organizations hold the most patents involving this compound?

Lanxess Deutschland GmbH leads with 36 patents, followed by Central Glass Co Ltd and Tokyo Ohka Kogyo Co Ltd, each with 27 patents. Other significant patent holders include Toyobo Co Ltd (22 patents), Shell Internationale Research Maatschappij BV (21 patents), and University of North Carolina at Chapel Hill (20 patents).

What research areas are most associated with patents for this compound?

Organic chemistry (C07C) is the leading CPC subclass with 154 patents, followed by organometallic compounds (C07F) with 127 patents and chemical engineering processes (B01J) with 112 patents. Heterocyclic compound chemistry (C07D) accounts for 102 patents, and measurement/analysis methods (G01N) for 95 patents.

Who are the most prolific academic authors publishing on this compound?

Mallayan Palaniandavar from Bharathidasan University is the leading author with 8 papers, followed by Venugopal Rajendiran, also from Bharathidasan University, with 5 papers. Multiple authors from various institutions have contributed 3 papers each, including Bruce S. Edwards and Larry A. Sklar from University of New Mexico, and Hamed Alborzinia, Igor Kitanović, and Ingo Ott from Heidelberg University and Technische Universität Braunschweig.

What is the publication trend for research on this compound in recent years?

Patent activity for 5,6-dimethyl-1,10-phenanthroline shows notable growth, with 57 patents filed in 2024 and 47 in 2023, representing recent peaks in activity. In contrast, academic paper publication has been limited, with only 1 paper recorded in 2022 and 1 in 2023. A total of 743 patents and 32 papers (by journal publication-on-gold join methodology) are documented in the full dataset.

Who owns the IP

Where innovation is concentrated

Who's driving the science

The literature that defines it

Frequently asked questions

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