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Duter

also: Tptoh, Haitin, Suzu-H, Du-Ter, Fentin, Suzu H

FormulaC18H17OSn
Mol. weight368.043
PubChem CID6327657
InChIKeyNRHFWOJROOQKBK-UHFFFAOYSA-N
SMILESC1=CC=C(C=C1)[Sn](C2=CC=CC=C2)C3=CC=CC=C3.O
25,422Patents
30Research papers
1,528Patents - 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
1BASF SE2,807
2Bayer CropScience AG2,188
3Syngenta Participations AG2,010
4Corteva Agriscience LLC1,220
5Syngenta Crop Protection AG Switzerland816
6Bayer AG769
7EIDP Inc765
8Bayer Intellectual Property GmbH654
9Syngenta Ltd628
10Nippon Soda Co Ltd586

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
1A01NPreservation of bodies; biocides; pest repellents20,903
2C07DHeterocyclic compounds13,572
3A61PTherapeutic activity (drug indications)4,393
4C07CAcyclic and carbocyclic compounds3,141
5A01PBiocidal activity of chemical compounds2,109
6A61KMedicinal preparations1,897
7C07FOrganometallic compounds1,271
8A01C875
9Y02AClimate change adaptation843
10C12NMicroorganisms, enzymes826

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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Where research is gaining momentum

Research themes ranked by publication activity show where scientific interest is accelerating around this compound.

#Research topicPapers
1Environmental Toxicology and Ecotoxicology1
2Marine Biology and Environmental Chemistry1

Who's driving the science

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

#AuthorAffiliationPapers
1Francisco José Roma PaumgarttenFundação Oswaldo Cruz4
2Isabella Fernandes DelgadoFundação Oswaldo Cruz3
3Márcia SarpaFundação Oswaldo Cruz3
4Alexssandro Geferson BeckerUniversidade Federal de Santa Maria2
5Bernardo BaldisserottoUniversidade Federal de Santa Maria2
6Bárbara ClasenUniversidade Federal de Santa Maria2
7Fabiane Goldschmidt AntesBrazilian Agricultural Research Corporation2
8J. R. StandishUniversity of Georgia2
9Rosângela R. De-CarvalhoFundação Oswaldo Cruz2
10T. B. BrennemanUniversity of Georgia2

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 Duter?

Duter has the molecular formula C18H17OSn with a molecular weight of 368.043. It is also known by numerous synonyms including Tptoh, Haitin, Suzu-H, Fentin, and Fentine.

Which companies hold the most patents related to this compound?

The leading patent assignees in this field are BASF SE, Bayer CropScience AG, and Syngenta Participations AG, with 2807, 2188, and 2010 patents respectively. Other significant assignees include Corteva Agriscience LLC and Syngenta Crop Protection AG Switzerland.

What research topics are associated with Duter in the scientific literature?

Published research on Duter focuses on Environmental Toxicology and Ecotoxicology, as well as Marine Biology and Environmental Chemistry. Studies have examined its effects on aquatic organisms, immune system impacts, and comparative toxicity to various biological systems.

What are the leading patent classifications for this compound?

The most prevalent patent classifications are A01N (20,898 patents), C07D (13,570 patents), and A61P (4,392 patents), indicating that Duter-related inventions span agrochemicals, organic chemistry, and pharmaceutical preparations.

How has patenting activity for this compound trended in recent years?

Patent filings peaked in 2018 with 1,284 patents and have generally declined since then, reaching 724 patents in 2024 and 428 in 2025. In contrast, peer-reviewed paper publication showed minimal activity in recent years, with the last documented papers appearing in 2019.

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