methylene blue

chemical compound
ChemicalSubstance type_of_chemical_entity Q422134
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methylene blue

Summary

methylene blue is a type of chemical entity[1]. It ranks in the top 0.38% of type_of_chemical_entity entities by monthly Wikipedia readership (2,674 views/month, #48 of 12,596).[2]

Key Facts

  • methylene blue's image is recorded as Reflections in a flask of Methylene Blue.jpg[3].
  • methylene blue's instance of is recorded as type of chemical entity[4].
  • methylene blue's chemical structure is recorded as Methylene blue.svg[5].
  • methylene blue's chemical structure is recorded as Methylene blue-2d-skeletal.svg[6].
  • methylene blue's CAS Registry Number is recorded as 61-73-4[7].
  • methylene blue's EC number is recorded as 200-515-2[8].
  • methylene blue's canonical SMILES is recorded as CN(C)C1=CC2=C(C=C1)N=C3C=CC(=N+C)C=C3S2.[Cl-]N+C)C=C3S2.[Cl-]">[9].
  • methylene blue's InChI is recorded as InChI=1S/C16H18N3S.ClH/c1-18(2)11-5-7-13-15(9-11)20-16-10-12(19(3)4)6-8-14(16)17-13;/h5-10H,1-4H3;1H/q+1;/p-1[10].
  • methylene blue's InChIKey is recorded as CXKWCBBOMKCUKX-UHFFFAOYSA-M[11].
  • methylene blue's Library of Congress authority ID is recorded as sh85084425[12].
  • methylene blue's ATC code is recorded as V03AB17[13].
  • methylene blue's ATC code is recorded as V04CG05[14].
  • methylene blue's chemical formula is recorded as C₁₆H₁₈ClN₃S[15].
  • methylene blue's subclass of is recorded as chemical compound[16].
  • methylene blue's has use is recorded as staining dye[17].
  • methylene blue's Commons category is recorded as Methylene blue[18].
  • methylene blue's MeSH descriptor ID is recorded as D008751[19].
  • methylene blue's has part is recorded as nitrogen[20].
  • methylene blue's has part is recorded as sulfur[21].
  • methylene blue's has part is recorded as carbon[22].
  • methylene blue's ChEMBL ID is recorded as CHEMBL405110[23].
  • methylene blue's Freebase ID is recorded as /m/01jmw4[24].
  • methylene blue's UNII is recorded as 8NAP7826UB[25].
  • methylene blue's ChemSpider ID is recorded as 5874[26].
  • methylene blue's PubChem CID is recorded as 6099[27].

Why It Matters

methylene blue ranks in the top 0.38% of type_of_chemical_entity entities by monthly Wikipedia readership (2,674 views/month, #48 of 12,596).[2] It has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[28] It is known by 54 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] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . Global Substance Registration System. Retrieved . wikidata.org.
  6. [8] . Global Substance Registration System. Retrieved . wikidata.org.
  7. [9] . PubChem. Retrieved . wikidata.org.
  8. [10] . PubChem. Retrieved . wikidata.org.
  9. [11] . PubChem. Retrieved . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . PubChem. Retrieved . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . ChEMBL. Retrieved . wikidata.org.
  22. [24] . Freebase Data Dumps. wikidata.org.
  23. [25] . Global Substance Registration System. Retrieved . wikidata.org.
  24. [26] . Q2311683. Retrieved . wikidata.org.
  25. [27] . PubChem. 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). methylene blue. Retrieved May 3, 2026, from https://4ort.xyz/entity/methylene-blue
MLA “methylene blue.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/methylene-blue.
BibTeX @misc{4ortxyz_methylene-blue_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{methylene blue}}, year = {2026}, url = {https://4ort.xyz/entity/methylene-blue}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): methylene blue — https://4ort.xyz/entity/methylene-blue (retrieved 2026-05-03)

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