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Phenstatin

(3-hydroxy-4-methoxyphenyl)-(3,4,5-trimethoxyphenyl)methanone · also: 3-hydroxy-4-methoxyphenyl 3,4,5-trimethoxyphenyl ketone · (3-hydroxy-4-methoxyphenyl)(3,4,5-trimethoxyphenyl)methanone

FormulaC17H18O6
Mol. weight318.325
PubChem CID9948888
InChIKeyHSLFWBPRHXGUAN-UHFFFAOYSA-N
SMILESCOC1=C(C=C(C=C1)C(=O)C2=CC(=C(C(=C2)OC)OC)OC)O
267Patents
33Research papers
61Patents - last 3 years
0Papers - last 3 years

Who owns the IP

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

#AssigneePatents
1Cytomx Therapeutics Inc57
2Council of Scientific and Industrial Research12
3Oncternal Therapeutics Inc10
4University of Tennessee System10
5Massachusetts Institute of Technology9
6Memorial Sloan Kettering Cancer Center9
7ETH Zurich8
8Dana Farber Cancer Institute Inc7
9Columbia University6
10Incanthera Ltd6

Explore the full landscape

This preview shows the leading assignees. Cypris reveals the full ownership landscape - every filing entity, filing trends, and portfolio momentum.

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Where innovation is concentrated

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

#CodeAreaPatents
1A61PTherapeutic activity (drug indications)204
2A61KMedicinal preparations197
3C07KPeptides120
4C07DHeterocyclic compounds87
5C07CAcyclic and carbocyclic compounds42
6C07FOrganometallic compounds34
7C07BGeneral methods of organic chemistry19
8G01NInvestigating / analysing materials17
9C12NMicroorganisms, enzymes15
10C12YEnzyme nomenclature (EC numbers)14

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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Representative patents

The filings that best characterise the patent activity around this compound, most-referenced first.

TitleYearAssigneeCited by
Synthesis of phenstatin and prodrugs thereof20054
LOCALIZED DELIVERY SYSTEM FOR PHENSTATIN USING N-ISOPROPYLACRYLAMIDE2004University of Arizona2
SYNTHESIS OF PHENSTATIN AND PRODRUGS THEREOF20030
SYNTHESIS OF PHENSTATIN AND PRODRUGS THEREOF20000

How research activity has moved

Papers published per year for this compound, over the last decade of indexed records.

YearPapers
20166
20172
20181
20201
20211
20222

Who's driving the science

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

#AuthorAffiliationPapers
1Joëlle DuboisInstitut de Chimie des Substances Naturelles7
2Alina GhinetUniversité de Lille6
3Benoı̂t RigoUniversité de Lille6
4Amaury FarceUniversité de Lille5
5Rafael PeláezUniversidad de Salamanca4
6Concepción ÁlvarezUniversidad de Salamanca4
7Philippe GautretUniversité de Lille4
8Manuel MedardeUniversidad de Salamanca4
9Raquel ÁlvarezUniversidad de Salamanca4
10Ernest HamelNational Institutes of Health4

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.

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 phenstatin?

Phenstatin has the molecular formula C17H18O6 with a molecular weight of 318.325 g/mol. Its canonical name is (3-hydroxy-4-methoxyphenyl)-(3,4,5-trimethoxyphenyl)methanone.

Which organizations hold the most patents related to phenstatin?

The leading patent holders are Cytomx Therapeutics Inc with 57 patents, followed by Council of Scientific and Industrial Research with 12 patents, Oncternal Therapeutics Inc with 10 patents, and University of Tennessee System with 10 patents.

What are the primary research topics associated with phenstatin in the scientific literature?

Published research on phenstatin focuses on synthesis and biological activity, including synthesis of phenstatin-based indole linked chalcones as anticancer agents and tubulin polymerization inhibitors, as well as development of metal complexes and hybrid compounds combining phenstatin with other molecules as tubulin polymerization inhibitors.

What is the patent activity trend for phenstatin over recent years?

Patent activity has shown growth, with 28 patents in 2024 and 23 in 2023. Over the last 3 years (2022-2024), there were 61 total patents filed. Earlier years showed lower activity, such as 15 patents in 2016 and 7 in 2017, with activity generally increasing toward 2024.

Which CPC subclasses are most frequently associated with phenstatin patents?

The most common patent classifications are A61P (pharmaceutical preparations) with 204 patents and A61K (preparations for medical purposes) with 197 patents, reflecting the compound's focus on therapeutic applications. Organic chemistry classifications C07K, C07D, and C07C account for 120, 87, and 42 patents respectively.

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