Who owns the IP
The organizations most actively patenting around this compound, ranked by referenced patent volume.
| # | Assignee | Patents |
|---|---|---|
| 1 | Bayer AG | 720 |
| 2 | Fujifilm Holdings Corp | 488 |
| 3 | Novartis AG | 485 |
| 4 | F Hoffmann La Roche AG | 483 |
| 5 | BASF SE | 403 |
| 6 | Chugai Pharmaceutical Co Ltd | 270 |
| 7 | Janssen Pharmaceutica NV | 236 |
| 8 | GD Searle LLC | 232 |
| 9 | AbbVie Inc | 198 |
| 10 | Abbott Laboratories | 180 |
Explore the full landscape
This preview shows the leading assignees. Cypris reveals the full ownership landscape - every filing entity, filing trends, and portfolio momentum.
Visit CyprisWhere innovation is concentrated
Patent classifications ranked by volume reveal the technical domains with the most active filing.
| # | Code | Area | Patents |
|---|---|---|---|
| 1 | C07D | Heterocyclic compounds | 15,461 |
| 2 | A61P | Therapeutic activity (drug indications) | 13,135 |
| 3 | A61K | Medicinal preparations | 8,357 |
| 4 | C07C | Acyclic and carbocyclic compounds | 5,910 |
| 5 | C07K | Peptides | 2,313 |
| 6 | C07F | Organometallic compounds | 1,728 |
| 7 | A01N | Preservation of bodies; biocides; pest repellents | 1,554 |
| 8 | Y02P | Climate change mitigation: production | 1,384 |
| 9 | G03F | 1,333 | |
| 10 | C07B | General methods of organic chemistry | 1,093 |
AI mapped opportunity space
This preview shows where patent activity concentrates. Cypris maps the full classification landscape to surface technical whitespace and IP headroom.
See Cypris in actionMost-cited patents
Patents ranked by forward citations reveal the foundational inventions the field continues to build on.
| Title | Year | Assignee | Cited by |
|---|---|---|---|
| Method for preparing chloramphenicol from 4-chlorobenzaldehyde | 2012 | WUHAN WUYAO SCIENCE & TECHNOLOGY Co.,Ltd. | 4 |
| Method for synthesizing chloramphenicol from 4-chlorobenzaldehyde | 2012 | WUHAN WUYAO SCIENCE & TECHNOLOGY Co.,Ltd. | 2 |
| Preparation method and application of 3-methoxy-4-chlorobenzaldehyde | 2025 | SUZHOU YACOO SCIENCE Co.,Ltd. | 0 |
| The synthetic method of fenarol pharmaceutical intermediate 4- chlorobenzaldehydes | 2018 | CHENGDU QIESITE TECHNOLOGY CO., LTD. | 0 |
| Fenner dew drug intermediates 4-chlorobenzaldehyde synthesis method | 2018 | Chengdu Qie Si Te Technology Co., Ltd. | 0 |
Where research is gaining momentum
Research themes ranked by publication activity show where scientific interest is accelerating around this compound.
| # | Research topic | Papers |
|---|---|---|
| 1 | Crystal structures of chemical compounds | 4 |
| 2 | Phenothiazines and Benzothiazines Synthesis and Activities | 2 |
| 3 | Synthesis and biological activity | 2 |
| 4 | Asymmetric Synthesis and Catalysis | 1 |
| 5 | Organophosphorus compounds synthesis | 1 |
| 6 | Structural and Chemical Analysis of Organic and Inorganic Compounds | 1 |
| 7 | Synthesis of Organic Compounds | 1 |
Technology trend analysis
Cypris uses AI to connect emerging research themes to IP activity, commercialization signals, and underexplored opportunity areas.
See Cypris in actionWho's driving the science
The most-published authors working with this compound, alongside their primary affiliations.
| # | Author | Affiliation | Papers |
|---|---|---|---|
| 1 | Hoong‐Kun Fun | Universiti Sains Malaysia | 14 |
| 2 | Muhammad Nawaz Tahir | University of Sargodha | 6 |
| 3 | Seik Weng Ng | University of Malaya | 5 |
| 4 | Akiko Okamoto | Tokyo University of Agriculture and Technology | 4 |
| 5 | Bohari M. Yamin | National University of Malaysia | 4 |
| 6 | Edward R. T. Tiekink | University of Malaya | 4 |
| 7 | Noriyuki Yonezawa | Tokyo University of Agriculture and Technology | 4 |
| 8 | Ray J. Butcher | Howard University | 4 |
| 9 | Abdullah M. Asiri | King Abdulaziz University | 3 |
| 10 | H. Stoeckli‐Evans | University of Neuchâtel | 3 |
Research leaders
This preview lists the top authors. Cypris surfaces the full researcher landscape, their affiliations, and how scientific influence is shifting.
See Cypris in actionThe literature that defines it
The most-cited papers anchoring the scientific record for this compound.
| Title | Year | Cited by | Topic |
|---|---|---|---|
| Switchable Perfomance of an <scp>l</scp>-Proline-Derived Basic Catalyst Controlled by Supramolecular Gelation | 2009 | 180 | Supramolecular Chemistry and Complexes |
| Organosilanols as Catalysts in Asymmetric Aryl Transfer Reactions | 2005 | 102 | Asymmetric Synthesis and Catalysis |
| An efficient, multicomponent approach for solvent-free synthesis of 2-amino-4H-chromene scaffold | 2010 | 91 | Synthesis and biological activity |
| Indolyl esters and amides related to indomethacin are selective COX-2 inhibitors | 2005 | 84 | Synthesis and biological activity |
| Metabolism of 4,4′-dichlorobiphenyl by white-rot fungi Phanerochaete chrysosporium and Phanerochaete sp. MZ142 | 2006 | 72 | Microbial bioremediation and biosurfactants |
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 4-chlorobenzaldehyde?
Which organizations hold the most patents mentioning 4-chlorobenzaldehyde?
What are the primary research topics associated with 4-chlorobenzaldehyde in published literature?
What specific synthesis applications of 4-chlorobenzaldehyde have been patented?
Which CPC classifications dominate the patent landscape for 4-chlorobenzaldehyde?