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Dimethylarsinous acid

dimethylarsinous acid · also: Me2AsOH · dimethylarsinite · dimethylarsonite · Hydroxydimethylarsane

FormulaC2H7AsO
Mol. weight121.9986
PubChem CID185792
InChIKeyVDEGQTCMQUFPFH-UHFFFAOYSA-N
SMILESC[As](C)O
2,435Patents
96Research papers
82Patents - last 3 years
2Papers - last 3 years

Who owns the IP

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

#AssigneePatents
1Sinochem Holdings Corp Ltd554
2Bayer AG200
3Corteva Inc186
4Ishihara Sangyo Kaisha Ltd129
5FMC Corp119
6Agency for Science, Technology and Research39
7Nippon Sheet Glass Co Ltd33
8The University of Texas System33
9Texas A&M University System31
10BioNTech SE17

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 repellents1,467
2C07DHeterocyclic compounds1,064
3C07CAcyclic and carbocyclic compounds246
4A61KMedicinal preparations241
5A61PTherapeutic activity (drug indications)225
6C12NMicroorganisms, enzymes214
7G01NInvestigating / analysing materials187
8C12QMeasuring/testing involving enzymes114
9C07FOrganometallic compounds101
10A61LSterilising / disinfecting materials78

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.

TitleYearAssignee
Dimethylarsinous acid-induced malignantly transformed cell line of human keratinocytes and use thereof2025
Preparation method of porous magnetic composite adsorbent and application of porous magnetic composite adsorbent in adsorption of dimethylarsinic acid2022
TRIVALENT DIMETHYLARSINOUS ACID INDUCED HUMAN KERATINOCYTE MALIGNANT TRANSFORMATION CELL STRAIN, AND USE THEREOF2022
Human keratinocyte malignant transformation cell strain caused by dimethylarsinic acid and application thereof2021
Human keratinocyte malignant transformation cell strain caused by dimethylarsinic acid and application thereof2021

How research activity has moved

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

YearPapers
20161
20174
20185
20191
20201
20212
20231
20241

Who's driving the science

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

#AuthorAffiliationPapers
1Hua NaranmanduraZhejiang University14
2X. Chris LeUniversity of Alberta14
3Lora L. ArnoldUniversity of Nebraska Medical Center10
4Samuel M. CohenUniversity of Nebraska Medical Center9
5Miroslav StýbloUniversity of North Carolina at Chapel Hill8
6Walter CullenUniversity of British Columbia6
7Xiufen LuUniversity of Alberta6
8Noriyuki SuzukiChiba University5
9Kanwal RehmanZhejiang University5
10Dinoraz VélezInstituto de Agroquímica y Tecnología de Alimentos5

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 composition of dimethylarsinous acid?

Dimethylarsinous acid has the molecular formula C2H7AsO with a molecular weight of 121.9986. It is also known by several synonyms including Me2AsOH, dimethylarsinite, dimethylarsonite, and hydroxydimethylarsane.

Which organizations hold the most patents involving dimethylarsinous acid?

Sinochem Holdings Corp Ltd leads with 554 patents, followed by Bayer AG with 200 patents and Corteva Inc with 186 patents. Other significant patent holders include Ishihara Sangyo Kaisha Ltd and FMC Corp.

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

Key research topics include carcinogens and genotoxicity assessment, as exemplified by work on DNA damage induced by methylated trivalent arsenicals mediated by reactive oxygen species, and arsenic contamination and mitigation, including studies on exposure effects and protein binding mechanisms.

Who are the leading researchers publishing on dimethylarsinous acid?

Hua Naranmandura from Zhejiang University and X. Chris Le from University of Alberta are the most prolific authors, each with 14 papers. Other significant contributors include Lora L. Arnold and Samuel M. Cohen from University of Nebraska Medical Center with 10 and 9 papers respectively.

What is the trend in patent and publication activity for dimethylarsinous acid?

Patent activity peaked in 2016 with 140 patents and has generally declined, reaching 48 patents in 2024 and 13 in 2025. Scientific publications show lower overall volume with 96 total papers identified; recent years have seen minimal activity with only 2 papers in the last 3 years.

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