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pyrethrin I

chemical compound
ChemicalSubstance type_of_chemical_entity Q7263468
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pyrethrin I

Summary

pyrethrin I is a type of chemical entity[1]. It ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (15 views/month).[2]

Key Facts

  • pyrethrin I's instance of is recorded as type of chemical entity[3].
  • pyrethrin I's chemical structure is recorded as Pyrethrine I Structural Formulae.V.1.svg[4].
  • pyrethrin I's CAS Registry Number is recorded as 121-21-1[5].
  • pyrethrin I's EC number is recorded as 204-455-8[6].
  • pyrethrin I's canonical SMILES is recorded as CC1=C(C(=O)CC1OC(=O)C2C(C2(C)C)C=C(C)C)CC=CC=C[7].
  • pyrethrin I's InChI is recorded as InChI=1S/C21H28O3/c1-7-8-9-10-15-14(4)18(12-17(15)22)24-20(23)19-16(11-13(2)3)21(19,5)6/h7-9,11,16,18-19H,1,10,12H2,2-6H3/b9-8-/t16-,18+,19+/m1/s1[8].
  • pyrethrin I's InChIKey is recorded as ROVGZAWFACYCSP-VUMXUWRFSA-N[9].
  • pyrethrin I's chemical formula is recorded as C₂₁H₂₈O₃[10].
  • pyrethrin I's subclass of is recorded as pyrethrin[11].
  • pyrethrin I's Freebase ID is recorded as /m/06_v9bl[12].
  • pyrethrin I's UNII is recorded as T018I9EQOL[13].
  • pyrethrin I's ChemSpider ID is recorded as 4444510[14].
  • pyrethrin I's PubChem CID is recorded as 5281045[15].
  • pyrethrin I's KEGG ID is recorded as D08452[16].
  • pyrethrin I's ZVG number is recorded as 35190[17].
  • pyrethrin I's ChEBI ID is recorded as 27815[18].
  • pyrethrin I's found in taxon is recorded as Chrysanthemum coccineum[19].
  • pyrethrin I's Reaxys registry number is recorded as 2004306[20].
  • pyrethrin I's isomeric SMILES is recorded as CC1=C(C(=O)C[C@@H]1OC(=O)[C@@H]2C@HC=C(C)C)C/C=C\C=CC@HC=C(C)C)C/C=C\C=C">[21].
  • pyrethrin I's HSDB ID is recorded as 6302[22].
  • pyrethrin I's KNApSAcK ID is recorded as C00003056[23].
  • pyrethrin I's mass is recorded as {'unit': 'Q483261', 'amount': '+328.203845'}[24].
  • pyrethrin I's ECHA Substance Infocard ID is recorded as 100.004.051[25].
  • pyrethrin I's SureChEMBL ID is recorded as 26537[26].
  • pyrethrin I's DSSTox substance ID is recorded as DTXSID4034499[27].

Why It Matters

pyrethrin I ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (15 views/month).[2]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . Global Substance Registration System. Retrieved . commonchemistry.cas.org. Provenance: wikidata.org.
  4. [6] ↑ . Global Substance Registration System. Retrieved . wikidata.org.
  5. [7] ↑ . PubChem. Retrieved . wikidata.org.
  6. [8] ↑ . PubChem. Retrieved . wikidata.org.
  7. [9] ↑ . PubChem. Retrieved . wikidata.org.
  8. [10] ↑ . PubChem. Retrieved . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . Global Substance Registration System. Retrieved . wikidata.org.
  12. [14] ↑ . Q2311683. Retrieved . wikidata.org.
  13. [15] ↑ . PubChem. Retrieved . wikidata.org.
  14. [16] ↑ . ChEBI. Retrieved . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . ChEBI. Retrieved . wikidata.org.
  17. [19] ↑ . Possible Confusion of Pyrethrins with Thiophenes in Tagetes species.. wikidata.org.
  18. [20] ↑ . ChEBI. Retrieved . wikidata.org.
  19. [21] ↑ . PubChem. Retrieved . wikidata.org.
  20. [22] ↑ . Hazardous Substances Data Bank. Retrieved . wikidata.org.
  21. [23] ↑ . ChEBI. Retrieved . wikidata.org.
  22. [24] ↑ . PubChem. Retrieved . wikidata.org.
  23. [25] ↑ . ECHA Substance Infocard database. Retrieved . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . Mapping file of InChIStrings, InChIKeys and DTXSIDs for the EPA CompTox Dashboard. wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). pyrethrin I. Retrieved May 3, 2026, from https://4ort.xyz/entity/pyrethrin-i
MLA “pyrethrin I.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/pyrethrin-i.
BibTeX @misc{4ortxyz_pyrethrin-i_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{pyrethrin I}}, year = {2026}, url = {https://4ort.xyz/entity/pyrethrin-i}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): pyrethrin I — https://4ort.xyz/entity/pyrethrin-i (retrieved 2026-05-03)

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