N-acetyl-L-cysteine

chemical compound
ChemicalSubstance type_of_chemical_entity Q375613
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N-acetyl-L-cysteine

Summary

N-acetyl-L-cysteine is a type of chemical entity[1]. N-acetyl-L-cysteine ranks in the top 2% of type_of_chemical_entity entities by monthly Wikipedia readership (767 views/month).[2]

Key Facts

  • N-acetyl-L-cysteine's instance of is recorded as type of chemical entity[3].
  • N-acetyl-L-cysteine's manufacturer is recorded as Pfizer[4].
  • N-acetyl-L-cysteine's canonical SMILES is recorded as CC(=O)NC(CS)C(=O)O[5].
  • N-acetyl-L-cysteine's chemical formula is recorded as C₅H₉NO₃S[6].
  • N-acetyl-L-cysteine is a type of N-acetyl-DL-cysteine[7].
  • N-acetyl-L-cysteine is used for medication[8].
  • N-acetyl-L-cysteine's Commons category is recorded as Acetylcysteine[9].
  • N-acetyl-L-cysteine comprises nitrogen[10].
  • N-acetyl-L-cysteine comprises carbon[11].
  • N-acetyl-L-cysteine comprises oxygen[12].
  • N-acetyl-L-cysteine comprises sulfur[13].
  • N-acetyl-L-cysteine comprises hydrogen[14].
  • N-acetyl-L-cysteine's found in taxon is recorded as Homo sapiens[15].
  • N-acetyl-L-cysteine's found in taxon is recorded as Actaea simplex[16].
  • N-acetyl-L-cysteine's found in taxon is recorded as Cimicifuga simplex[17].
  • N-acetyl-L-cysteine's described by source is recorded as Brockhaus and Efron Encyclopedic Dictionary[18].
  • N-acetyl-L-cysteine's NCI Thesaurus ID is recorded as C200[19].
  • N-acetyl-L-cysteine's different from is recorded as acetyl (R)-cysteinate[20].
  • N-acetyl-L-cysteine's different from is recorded as N-acetyl-L-cysteinate(1−)[21].
  • N-acetyl-L-cysteine's different from is recorded as N-acetyl-DL-cysteine[22].
  • N-acetyl-L-cysteine's isomeric SMILES is recorded as CC(=O)NC@@HC(=O)OC@@HC(=O)O">[23].
  • N-acetyl-L-cysteine's mass is recorded as {'amount': '+163.03'}[24].
  • N-acetyl-L-cysteine's melting point is recorded as {'amount': '+110'}[25].
  • N-acetyl-L-cysteine's medical condition treated is recorded as respiratory distress[26].
  • N-acetyl-L-cysteine's medical condition treated is recorded as cystic fibrosis[27].

Why It Matters

N-acetyl-L-cysteine ranks in the top 2% of type_of_chemical_entity entities by monthly Wikipedia readership (767 views/month).[2] N-acetyl-L-cysteine has Wikipedia articles in 24 language editions, a strong signal of global cultural recognition.[28] N-acetyl-L-cysteine is known by 63 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] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . 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] ↑ . wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . 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). N-acetyl-L-cysteine. Retrieved October 5, 2026, from https://4ort.xyz/entity/n-acetyl-l-cysteine
MLA “N-acetyl-L-cysteine.” 4ort.xyz Knowledge Graph, 4ort.xyz, 5 Oct. 2026, https://4ort.xyz/entity/n-acetyl-l-cysteine.
BibTeX @misc{4ortxyz_n-acetyl-l-cysteine_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{N-acetyl-L-cysteine}}, year = {2026}, url = {https://4ort.xyz/entity/n-acetyl-l-cysteine}, note = {Accessed: 2026-10-05}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): N-acetyl-L-cysteine — https://4ort.xyz/entity/n-acetyl-l-cysteine (retrieved 2026-10-05)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 24d ago · BoneheadElsewhere · 2026-09-11 view diff on Wikidata ↗
    Medical condition treated → respiratory distress, cystic fibrosis, bronchiectasis +6
    "/* wbsetclaim-create:1||1 */ [[Property:P2175]]: [[Q2572879]]"
  2. 14w ago · FlocciNivis · 2026-06-25 view diff on Wikidata ↗
    Pdb ligand id → SC2, 1ZT
    "/* wbcreateclaim-create:1| */ [[Property:P3636]]: 1ZT, [[:toollabs:quickstatements/#/batch/259826|batch #259826]]"
  3. 15w ago · Wostr · 2026-06-17 view diff on Wikidata ↗
    Image of molecular model or crystal lattice model → Acetylcysteine 3D.png
    "/* wbremoveclaims-remove:1| */ [[Property:P8224]]: Acetylcysteinamide3D.png"
  4. 19w ago · InternetArchiveBot bot · 2026-05-23 view diff on Wikidata ↗
    Has parts → —
    Manufacturer → —
    Livertox likelihood score → LiverTox toxicity likelihood category E
    Mass → {'amount': '+163.03'}
    + 18 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-references:1||1|2 */ [[Property:P10283]]: C2777847592, Rescuing 1 sources and submitting 0 for archiving. #IABot (v2.0.9.5)"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.