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Ebsulfur

2-phenyl-1,2-benzothiazol-3-one · also: 2-Phenyl-3-thiaisoindolin-1-one · 2-Phenylbenzisothiazol-3(2H)-one · N-phenyl-1,2-benzothiazolin-3-one · 2-phenyl-1,2-benzothiazol-3(2H)-one · 2-phenyl-1,2-benzothiazol-3-one (1) · 2-Phenyl-1,2-benzisothiazol-3(2H)-on

FormulaC13H9NOS
Mol. weight227.281
PubChem CID164981
InChIKeyKDMQSUUXKLZVNU-UHFFFAOYSA-N
SMILESC1=CC=C(C=C1)N2C(=O)C3=CC=CC=C3S2
148Patents
31Research papers
20Patents - last 3 years
1Papers - last 3 years

Who owns the IP

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

#AssigneePatents
1Emory University24
2Sumitomo Chemical Co Ltd18
3Sanofi SA10
4Sumitomo Seika Chemicals Co Ltd9
5Pfizer Inc8
6Chugoku Marine Paints Ltd6
7Centre National de la Recherche Scientifique5
8Fujifilm Holdings Corp4
9Institut National de la Santé et de la Recherche Médicale4
10Northwestern University3

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
1A61KMedicinal preparations87
2A61PTherapeutic activity (drug indications)82
3C07DHeterocyclic compounds58
4C07CAcyclic and carbocyclic compounds22
5Y02AClimate change adaptation19
6A01NPreservation of bodies; biocides; pest repellents16
7C07KPeptides12
8C09DCoatings, paints, varnishes9
9G01NInvestigating / analysing materials9
10C12NMicroorganisms, enzymes8

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
PEPTIDOMIMETICS FOR THE TREATMENT OF CORONAVIRUS AND PICORNAVIRUS INFECTIONS2020Emory University41
NUCLEOSIDES AND NUCLEOTIDES ANALOGS AS ANTIVIRAL AGENTS2022Emory University16
MODIFIED NUCLEOSIDES AND NUCLEOTIDES ANALOGS AS ANTIVIRAL AGENTS FOR CORONA AND OTHER VIRUSES2022Emory University13
IDENTIFICATION OF SMALL MOLECULE INHIBITORS OF JUMONJI AT-RICH INTERACTIVE DOMAIN 1A (JARID1A) AND 1B (JARID1B) HISTONE DEMETHYLASE2014Yale University37
THIONUCLEOSIDES AS ANTIVIRAL AGENTS2022Emory University12

How research activity has moved

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

YearPapers
20163
20172
20181
20201
20212
20223
20231

Who's driving the science

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

#AuthorAffiliationPapers
1Larry A. SklarUniversity of New Mexico3
2Matthew SaundersUniversity of New Mexico3
3Steven W. GravesLos Alamos National Laboratory3
4Bruce S. EdwardsUniversity of New Mexico3
5Eduard SergienkoSanford Burnham Prebys Medical Discovery Institute2
6Jennifer E. GoldenUniversity of Wisconsin–Madison2
7Warren S. WeinerUniversity of Kansas2
8Layton H. SmithSanford Burnham Prebys Medical Discovery Institute2
9James C. MorrisClemson University2
10Nicholas D. P. CosfordSanford Burnham Prebys Medical Discovery Institute2

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 Ebsulfur?

Ebsulfur has the molecular formula C13H9NOS with a molecular weight of 227.281. Its canonical name is 2-phenyl-1,2-benzothiazol-3-one.

Which organizations hold the most patents containing Ebsulfur?

Emory University leads with 24 patents, followed by Sumitomo Chemical Co Ltd with 18 patents, and Sanofi SA with 10 patents.

What are the primary patent classifications for Ebsulfur compounds?

The most common CPC patent classifications are A61K (87 patents), A61P (82 patents), and C07D (58 patents), indicating pharmaceutical and chemical synthesis applications.

How has patent activity for Ebsulfur changed over time?

Patent filings have grown significantly, with 5 patents in 2016, rising to a peak of 14 patents in 2022, followed by 12 patents in 2023 and 10 patents in 2024. The last three years (2022–2024) account for 36 of the 148 total patents.

What research topics are associated with Ebsulfur in the academic literature?

Published papers cover topics including redox biology and oxidative stress, antifungal resistance and susceptibility, sulfur compounds in biology, selenium in biological systems, and synthesis with biological activity. Notable early work examined superoxide anion radical production inhibition.

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