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Methabenzthiazuron

1-(1,3-benzothiazol-2-yl)-1,3-dimethylurea · also: Bayer 5653 · Bayer 5633 · Bayer 74283 · Methibenzuron · Caswell No. 081B · Preparation 5633

FormulaC10H11N3OS
Mol. weight221.278
PubChem CID29216
InChIKeyRRVIAQKBTUQODI-UHFFFAOYSA-N
SMILESCNC(=O)N(C)C1=NC2=CC=CC=C2S1
21,672Patents
34Research papers
1,101Patents - 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
1Bayer AG7,218
2BASF SE2,615
3Corteva Inc2,325
4Sinochem Holdings Corp Ltd1,259
5FMC Corp436
6Sumitomo Chemical Co Ltd367
7Adeka Corp222
8Ishihara Sangyo Kaisha Ltd211
9Kumiai Chemical Industry Co Ltd183
10Lanxess AG154

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 repellents19,679
2C07DHeterocyclic compounds11,478
3C07CAcyclic and carbocyclic compounds2,800
4A01PBiocidal activity of chemical compounds1,883
5A61PTherapeutic activity (drug indications)1,762
6C07FOrganometallic compounds1,028
7C12NMicroorganisms, enzymes934
8A61KMedicinal preparations849
9Y02AClimate change adaptation566
10A01C444

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
Herbicidal agents containing methabenzthiazuron in combination with certain pyridinyloxyacetic-acid derivatives1985Bayer AG8
Compound weeding composition containing clodinafop-propargyl and methabenzthiazuron and application thereof20162
Herbicide composition containing methabenzthiazuron and florasulam20162
Synergistic herbicidal composition comprising N-(butoxymethyl)-6'-tert-butyl-2-chloro-o-acetotoluidide and methabenzthiazuron1977Bayer AG1
Synergistic herbicidal compsn - contg. methabenzthiazuron and linuron19751

Who's driving the science

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

#AuthorAffiliationPapers
1Gao-Song WuTongji Hospital5
2W. MittelstaedtForschungszentrum Jülich3
3Moulay Abderrahmane MaloukiUniversité Clermont Auvergne3
4Fritz FuehrLyon 1 Université3
5Peter BurauelForschungszentrum Jülich2
6Simón NavarroUniversidad de Murcia2
7Nicolai David JablonowskiForschungszentrum Jülich2
8Stephan KöppchenForschungszentrum Jülich2
9María E. BáezUniversity of Chile2
10Björn ThieleForschungszentrum Jülich2

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 structure and composition of Methabenzthiazuron?

Methabenzthiazuron has the canonical name 1-(1,3-benzothiazol-2-yl)-1,3-dimethylurea with molecular formula C10H11N3OS and a molecular weight of 221.278. Its InChI Key is RRVIAQKBTUQODI-UHFFFAOYSA-N.

Which companies hold the largest number of patents related to this compound?

The leading patent assignees are Bayer AG with 7218 patents, BASF SE with 2615 patents, and Corteva Inc with 2325 patents. Other significant assignees include Sinochem Holdings Corp Ltd with 1259 patents and FMC Corp with 436 patents.

What is the historical trend in patent filings for compounds in this category over the past decade?

Patent filings in the relevant CPC subclasses have shown a declining trend from 2016 through 2026. The peak year was 2016 with 1094 patents, declining to 783 patents by 2020, and further declining to 544 patents in 2024, with only 43 patents recorded in 2025 and a partial count of 340 for 2026.

What are the primary patent classification areas for this compound?

The compound falls primarily under CPC subclass A01N with 19679 patents, followed by C07D with 11478 patents and C07C with 2800 patents. Additional relevant classifications include A01P with 1883 patents and A61P with 1762 patents.

What research has been published on the environmental and biological effects of this compound?

A notable study titled "Plant experiments on the bioavailability of unextracted [carbonyl-14C]methabenzthiazuron residues from soil" was published in 1980 and has received 43 citations, focusing on pesticide and herbicide environmental studies. Additionally, a 2005 paper on "Toxicity assessment of 40 herbicides to the green alga Raphidocelis subcapitata" has received 143 citations and addresses photosynthetic processes.

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