Chemicals and Drugs

Plastoquinone

Polyunsaturated side-chain quinone derivative which is an important link in the electron transport chain of green plants during the photosynthetic conversion of light energy by photophosphorylation into the potential energy of chemical bonds.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Polyunsaturated side-chain quinone derivative which is an important link in the electron transport chain of green plants during the photosynthetic conversion of light energy by photophosphorylation into the potential energy of chemical bonds.

Chemical Identity

Chemical Information

Molecular Formula
C53H80O2
Molecular Weight
749.2 g/mol
CAS Registry No.
4299-57-4
IUPAC Name
2,3-dimethyl-5-[(2E,6E,10E,14E,18E,22E,26E,30E)-3,7,11,15,19,23,27,31,35-nonamethylhexatriaconta-2,6,10,14,18,22,26,30,34-nonaenyl]cyclohexa-2,5-diene-1,4-dione
InChIKey
FKUYMLZIRPABFK-IQSNHBBHSA-N
SMILES
CC1=C(C(=O)C(=CC1=O)C/C=C(\C)/CC/C=C(\C)/CC/C=C(\C)/CC/C=C(\C)/CC/C=C(\C)/CC/C=C(\C)/CC/C=C(\C)/CC/C=C(\C)/CCC=C(C)C)C
MeSH Unique ID
D010971
Source
PubChem CID 5375177

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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MeSH Record

Synonyms

2 entry terms
  • Plastoquinone-9
  • Plastoquinone 9

MeSH Record

Aspects Covered

25 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, agonists, analogs & derivatives, analysis, antagonists & inhibitors, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, economics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Record

History Note

91(75); was see under QUINONES 1975-90

MeSH Record

Previous Indexing

  • Plant Proteins (1972-1974)
  • Quinones (1972-1974)

MeSH Hierarchy

Tree Number

  1. D02w.806w.250.700w

AMA Style

References

  1. National Library of Medicine. Plastoquinone. Medical Subject Headings (MeSH). 2026. Unique ID D010971. http://id.nlm.nih.gov/mesh/2026/D010971
  2. Plastoquinone. In: Wikipedia. https://en.wikipedia.org/wiki/Plastoquinone
  3. Plastoquinone. In: Wikidata. https://www.wikidata.org/wiki/Q133594
  4. Plastoquinone. In: PubChem Compound. CID 5375177. https://pubchem.ncbi.nlm.nih.gov/compound/5375177