niraparib

chemical compound
ChemicalSubstance type_of_chemical_entity Q25326660
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niraparib

Summary

niraparib is a type of chemical entity[1]. niraparib ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (53 views/month).[2]

Key Facts

  • niraparib's instance of is recorded as type of chemical entity[3].
  • niraparib's chemical structure is recorded as Niraparib.svg[4].
  • niraparib's physically interacts with is recorded as Poly(ADP-ribose) polymerase 2[5].
  • niraparib's CAS Registry Number is recorded as 1038915-60-4[6].
  • niraparib's EC number is recorded as 685-112-3[7].
  • niraparib's canonical SMILES is recorded as C1CC(CNC1)C2=CC=C(C=C2)N3C=C4C=CC=C(C4=N3)C(=O)N[8].
  • niraparib's InChI is recorded as InChI=1S/C19H20N4O/c20-19(24)17-5-1-3-15-12-23(22-18(15)17)16-8-6-13(7-9-16)14-4-2-10-21-11-14/h1,3,5-9,12,14,21H,2,4,10-11H2,(H2,20,24)/t14-/m1/s1[9].
  • niraparib's InChIKey is recorded as PCHKPVIQAHNQLW-CQSZACIVSA-N[10].
  • niraparib's ATC code is recorded as L01XX54[11].
  • niraparib's chemical formula is recorded as C₁₉H₂₀N₄O[12].
  • niraparib's subclass of is recorded as chemical compound[13].
  • niraparib's has use is recorded as medication[14].
  • niraparib's has use is recorded as chemical probe[15].
  • niraparib's Commons category is recorded as Niraparib[16].
  • niraparib's MeSH descriptor ID is recorded as C545685[17].
  • niraparib's ChEMBL ID is recorded as CHEMBL1094636[18].
  • niraparib's Guide to Pharmacology Ligand ID is recorded as 8275[19].
  • niraparib's PDB structure ID is recorded as 4R6E[20].
  • niraparib's UNII is recorded as HMC2H89N35[21].
  • niraparib's ChemSpider ID is recorded as 24531930[22].
  • niraparib's PubChem CID is recorded as 24958200[23].
  • niraparib's ChEBI ID is recorded as 176844[24].
  • niraparib's DrugBank ID is recorded as DB11793[25].
  • niraparib's NCI Thesaurus ID is recorded as C80059[26].
  • niraparib's isomeric SMILES is recorded as NC(=O)C1=CC=CC2=CN(N=C12)C3=CC=C(C=C3)[C@@H]4CCCNC4[27].

Why It Matters

niraparib ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (53 views/month).[2] niraparib has Wikipedia articles in 9 language editions, a strong signal of global cultural recognition.[28] niraparib is known by 5 alternative names across languages and contexts.[29]

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] . Open Targets Platform. Retrieved . platform.opentargets.org. Provenance: wikidata.org.
  4. [6] . Global Substance Registration System. Retrieved . commonchemistry.cas.org. Provenance: wikidata.org.
  5. [7] . ECHA Substance Infocard database. 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] . PubChem. Retrieved . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . chemicalprobes.org. chemicalprobes.org. Provenance: wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . Medical Subject Headings. Retrieved . wikidata.org.
  16. [18] . ChEMBL. Retrieved . wikidata.org.
  17. [19] . IUPHAR/BPS Guide to PHARMACOLOGY. Retrieved . wikidata.org.
  18. [20] . Protein Data Bank. Retrieved . wikidata.org.
  19. [21] . Global Substance Registration System. Retrieved . wikidata.org.
  20. [22] . Q2311683. Retrieved . wikidata.org.
  21. [23] . PubChem. Retrieved . wikidata.org.
  22. [24] . ChEBI release 2022-06-13. wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . Global Substance Registration System. Retrieved . wikidata.org.
  25. [27] . Global Substance Registration System. Retrieved . wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] . Wikidata sitelinks. wikidata.org.
  3. [29] . Wikidata aliases. wikidata.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). niraparib. Retrieved May 3, 2026, from https://4ort.xyz/entity/niraparib
MLA “niraparib.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/niraparib.
BibTeX @misc{4ortxyz_niraparib_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{niraparib}}, year = {2026}, url = {https://4ort.xyz/entity/niraparib}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): niraparib — https://4ort.xyz/entity/niraparib (retrieved 2026-05-03)

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