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NE-Urea

1-ethyl-1-nitrosourea · also: Nitrosoethylurea, Ethylnitrosourea, Ethyl nitrosourea, N-Nitrosoethylurea, ethyl-nitroso-urea, N-Ethylnitrosourea

FormulaC3H7N3O2
Mol. weight117.108
PubChem CID12967
InChIKeyFUSGACRLAFQQRL-UHFFFAOYSA-N
SMILESCCN(C(=O)N)N=O
4,875Patents
2,832Research papers
520Patents - last 3 years
16Papers - last 3 years

Who owns the IP

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

#AssigneePatents
1University of California San Diego UCSD193
2Kyowa Kirin Co Ltd107
3Pioneer Hi-Bred International Inc98
4Philip Morris Products SA83
5University of California80
6BASF SE65
7University of California Berkeley64
8Arcadia Biosciences Inc63
9Bayer CropScience NV60
10BASF Plant Science GmbH58

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
1C12NMicroorganisms, enzymes2,956
2C07KPeptides1,731
3A61KMedicinal preparations1,202
4A61PTherapeutic activity (drug indications)1,161
5C12QMeasuring/testing involving enzymes1,020
6A01H1,013
7G01NInvestigating / analysing materials584
8Y02AClimate change adaptation574
9C12YEnzyme nomenclature (EC numbers)521
10A01K390

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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Most-cited patents

Patents ranked by forward citations reveal the foundational inventions the field continues to build on.

TitleYearAssigneeCited by
ENU (ethylnitrosourea) mutation technology based mouse model of human CHARGE syndrome2013NANJING UNIVERSITY2

Where research is gaining momentum

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

#Research topicPapers
1Carcinogens and Genotoxicity Assessment9
2Glioma Diagnosis and Treatment6
3CRISPR and Genetic Engineering4
4Epigenetics and DNA Methylation4
5Zebrafish Biomedical Research Applications4
6Cancer Cells and Metastasis2
7Cancer, Hypoxia, and Metabolism2
8Connexins and lens biology2
9DNA Repair Mechanisms2
10Immune Response and Inflammation2

Technology trend analysis

Cypris uses AI to connect emerging research themes to IP activity, commercialization signals, and underexplored opportunity areas.

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Who's driving the science

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

#AuthorAffiliationPapers
1Martin Hrabě de AngelisInstitute of Groundwater Ecology39
2Bruce BeutlerScripps Research Institute31
3Manfred F. RajewskyWest German Heart and Vascular Center Essen31
4Monica J. JusticeBaylor College of Medicine27
5Steve D. M. BrownMary Lyon Centre at MRC Harwell16
6Robert H. HeflichNational Center for Toxicological Research15
7A. KoestnerThe Ohio State University14
8Helmut FuchsInstitute of Groundwater Ecology12
9A. Neuhäuser-KlausInstitute of Groundwater Ecology11
10A.D. TatesLeiden University11

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 NE-Urea?

NE-Urea, also known as 1-ethyl-1-nitrosourea, has a molecular formula of C3H7N3O2 and a molecular weight of 117.108 g/mol.

How extensive is the research and patent coverage for this compound?

The compound has substantial coverage with a total of 4,875 patents and 2,832 papers in the literature. In the last three years, there have been 527 new patents and 16 papers published on this compound.

Which organizations hold the most patents related to NE-Urea?

University of California San Diego UCSD leads with 192 patents, followed by Kyowa Kirin Co Ltd with 107 patents and Pioneer Hi Bred International Inc with 98 patents.

What are the primary research topics associated with NE-Urea in the scientific literature?

The dominant research topic is Carcinogens and Genotoxicity Assessment with 9 papers, followed by Glioma Diagnosis and Treatment with 6 papers and CRISPR and Genetic Engineering with 4 papers.

What was the trend in patent and publication activity for NE-Urea between 2016 and 2024?

Patent activity increased steadily from 161 patents in 2016 to a peak of 263 in 2023, with 244 patents in 2024. Meanwhile, paper publications declined from 32 in 2016 to only 7 in both 2023 and 2024, indicating a shift toward patent-focused rather than academic research.

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